---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1194 4.15.0-213-generic #224-Ubuntu SMP Mon Jun 19 13:30:12 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl xtopology cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 3.9G 0 3.9G 0% /dev tmpfs 798M 704K 797M 1% /run /dev/vda1 20G 13G 6.4G 67% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 5.3M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 528 1353 0 6094 7149 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d8:b8:a9 brd ff:ff:ff:ff:ff:ff inet 10.32.7.210/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85818sec preferred_lft 85818sec inet6 fe80::f816:3eff:fed8:b8a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:3b:5c:bb brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:e2ff:fe3b:5cbb/64 scope link valid_lft forever preferred_lft forever 4: br-f3208160cddb: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7c:59:8b:48 brd ff:ff:ff:ff:ff:ff inet 172.17.0.1/16 brd 172.17.255.255 scope global br-f3208160cddb valid_lft forever preferred_lft forever inet6 fe80::42:7cff:fe59:8b48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1194) 12/19/25 _x86_64_ (4 CPU) 23:10:44 LINUX RESTART (4 CPU) 23:11:01 tps rtps wtps bread/s bwrtn/s 23:12:02 156.21 69.24 86.97 5583.87 40621.51 23:13:01 61.51 0.12 61.40 21.83 9668.73 23:14:01 143.38 12.80 130.58 2233.63 72452.72 23:15:01 97.53 2.90 94.64 428.99 46416.92 23:16:01 37.39 0.28 37.11 29.73 673.09 23:17:01 58.07 0.60 57.47 18.13 10169.51 23:18:01 107.03 6.68 100.35 1286.10 52985.54 23:19:01 38.55 1.88 36.67 180.31 673.40 23:20:01 25.28 0.52 24.76 33.59 1666.79 Average: 80.59 10.58 70.01 1092.61 26178.45 23:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:12:02 5868440 7413848 2298980 28.15 38372 1686224 992716 10.77 593028 1533532 63752 23:13:01 5558760 7357504 2608660 31.94 57784 1906024 1028928 11.16 663296 1745100 116496 23:14:01 3889948 7178528 4277472 52.37 86796 3313120 1507904 16.36 903740 3086728 3284 23:15:01 1924684 6638972 6242736 76.43 106340 4651280 4163888 45.18 1687792 4182308 640 23:16:01 2526344 7247592 5641076 69.07 108664 4654924 1537664 16.68 1143736 4136320 2072 23:17:01 2193960 7218796 5973460 73.14 115252 4937384 1526896 16.57 1299532 4295548 4376 23:18:01 501736 6754104 7665684 93.86 136048 6078756 3261752 35.39 1964848 5246936 1536 23:19:01 1441588 7350968 6725832 82.35 138916 5747568 1166448 12.66 1405808 4890444 512 23:20:01 1420760 7339072 6746660 82.60 140860 5754376 1175764 12.76 1424504 4892088 9460 Average: 2814024 7166598 5353396 65.55 103226 4303295 1817996 19.73 1231809 3778778 22459 23:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:12:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:02 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 23:12:02 ens3 438.96 222.88 1350.92 65.55 0.00 0.00 0.00 0.00 23:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:13:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 23:13:01 ens3 68.99 58.68 695.83 6.53 0.00 0.00 0.00 0.00 23:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:14:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 23:14:01 ens3 544.91 222.25 11488.69 30.92 0.00 0.00 0.00 0.00 23:15:01 vetha1a4ffb 0.00 0.10 0.00 0.01 0.00 0.00 0.00 0.00 23:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:15:01 veth9973da0 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 23:15:01 lo 5.03 5.03 0.59 0.59 0.00 0.00 0.00 0.00 23:16:01 docker0 7.40 8.97 1.76 12.36 0.00 0.00 0.00 0.00 23:16:01 vethc85dc75 7.40 9.08 1.87 12.37 0.00 0.00 0.00 0.00 23:16:01 lo 1.97 1.97 0.18 0.18 0.00 0.00 0.00 0.00 23:16:01 ens3 2121.23 1104.07 24932.09 166.62 0.00 0.00 0.00 0.00 23:17:01 veth3ef78a8 13.61 16.76 3.57 19.11 0.00 0.00 0.00 0.00 23:17:01 docker0 143.81 467.36 15.55 3001.74 0.00 0.00 0.00 0.00 23:17:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:17:01 ens3 524.83 178.22 3011.92 39.95 0.00 0.00 0.00 0.00 23:18:01 vethf774c58 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 23:18:01 docker0 122.29 404.80 10.33 2930.73 0.00 0.00 0.00 0.00 23:18:01 veth8fa4adc 0.00 0.20 0.00 0.02 0.00 0.00 0.00 0.00 23:18:01 veth6e9f4bb 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 23:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:19:01 lo 20.72 20.72 2.05 2.05 0.00 0.00 0.00 0.00 23:19:01 ens3 4137.61 2191.60 38597.18 3403.84 0.00 0.00 0.00 0.00 23:19:01 br-f3208160cddb 0.85 1.23 0.07 0.13 0.00 0.00 0.00 0.00 23:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 23:20:01 ens3 11.56 12.31 9.06 5.95 0.00 0.00 0.00 0.00 23:20:01 br-f3208160cddb 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 30.44 98.08 3.08 661.75 0.00 0.00 0.00 0.00 Average: lo 2.05 2.05 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 461.43 244.79 4298.47 379.58 0.00 0.00 0.00 0.00 Average: br-f3208160cddb 0.09 0.14 0.01 0.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1194) 12/19/25 _x86_64_ (4 CPU) 23:10:44 LINUX RESTART (4 CPU) 23:11:01 CPU %user %nice %system %iowait %steal %idle 23:12:02 all 18.79 0.00 2.78 5.21 3.25 69.98 23:12:02 0 11.27 0.00 4.01 2.97 2.79 78.97 23:12:02 1 27.75 0.00 2.35 9.97 3.69 56.25 23:12:02 2 23.67 0.00 2.08 1.54 3.04 69.67 23:12:02 3 12.50 0.00 2.71 6.34 3.50 74.95 23:13:01 all 19.40 0.00 1.14 2.20 1.45 75.81 23:13:01 0 7.14 0.00 0.55 1.31 1.76 89.24 23:13:01 1 24.53 0.00 1.08 0.98 1.18 72.22 23:13:01 2 40.47 0.00 2.48 6.51 2.11 48.43 23:13:01 3 5.58 0.00 0.41 0.02 0.71 93.29 23:14:01 all 22.49 0.00 6.48 2.88 5.86 62.29 23:14:01 0 19.01 0.00 6.75 2.95 5.75 65.54 23:14:01 1 21.00 0.00 4.78 0.53 5.31 68.38 23:14:01 2 17.88 0.00 5.84 6.91 5.29 64.08 23:14:01 3 32.07 0.00 8.52 1.14 7.10 51.16 23:15:01 all 37.78 0.00 6.97 1.83 7.70 45.73 23:15:01 0 35.82 0.00 7.65 2.45 7.44 46.64 23:15:01 1 41.17 0.00 7.50 1.10 7.89 42.34 23:15:01 2 36.43 0.00 6.39 1.65 7.73 47.79 23:15:01 3 37.66 0.00 6.33 2.09 7.71 46.21 23:16:01 all 22.38 0.00 1.60 0.81 3.67 71.55 23:16:01 0 22.86 0.00 1.63 0.86 3.68 70.97 23:16:01 1 20.54 0.00 1.54 1.22 3.54 73.15 23:16:01 2 24.07 0.00 1.67 0.53 3.98 69.75 23:16:01 3 22.01 0.00 1.54 0.65 3.51 72.29 23:17:01 all 26.13 0.00 3.48 0.63 5.37 64.39 23:17:01 0 29.57 0.00 3.81 0.87 5.63 60.12 23:17:01 1 25.89 0.00 3.35 1.17 5.33 64.26 23:17:01 2 25.44 0.00 2.60 0.40 4.76 66.80 23:17:01 3 23.63 0.00 4.16 0.10 5.72 66.40 23:18:01 all 39.20 0.00 6.85 2.08 6.30 45.56 23:18:01 0 35.70 0.00 5.32 1.02 6.21 51.75 23:18:01 1 41.90 0.00 8.65 5.25 6.71 37.49 23:18:01 2 41.36 0.00 5.54 1.49 6.15 45.47 23:18:01 3 37.86 0.00 7.94 0.55 6.15 47.51 23:19:01 all 34.06 0.00 2.09 0.89 4.05 58.92 23:19:01 0 33.07 0.00 1.86 0.68 3.82 60.57 23:19:01 1 34.75 0.00 2.47 1.48 4.19 57.10 23:19:01 2 35.38 0.00 2.02 1.03 3.98 57.59 23:19:01 3 33.02 0.00 1.98 0.36 4.21 60.43 23:20:01 all 20.58 0.00 0.89 0.80 1.38 76.36 23:20:01 0 1.12 0.00 0.40 2.33 0.53 95.62 23:20:01 1 26.37 0.00 0.91 0.15 1.54 71.02 23:20:01 2 5.15 0.00 0.68 0.25 1.32 92.60 23:20:01 3 49.71 0.00 1.56 0.48 2.11 46.14 Average: all 26.77 0.00 3.59 1.93 4.34 63.37 Average: 0 21.77 0.00 3.56 1.72 4.19 68.77 Average: 1 29.34 0.00 3.63 2.43 4.39 60.20 Average: 2 27.73 0.00 3.26 2.25 4.27 62.51 Average: 3 28.25 0.00 3.91 1.31 4.53 62.00