---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1832 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 696K 797M 1% /run /dev/vda1 20G 13G 7.1G 64% / 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: 7976 528 1670 0 5777 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:01:71:53 brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 85939sec preferred_lft 85939sec inet6 fe80::f816:3eff:fe01:7153/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e2:90:16:65 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 ---> sar -b -r -n DEV: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1832) 12/27/25 _x86_64_ (4 CPU) 15:33:04 LINUX RESTART (4 CPU) 15:34:02 tps rtps wtps bread/s bwrtn/s 15:35:01 54.29 3.42 50.86 53.97 5940.88 15:36:01 150.47 23.63 126.84 3162.28 69776.21 15:37:01 322.66 0.62 322.05 10.00 76051.59 15:38:01 89.29 0.17 89.12 1.33 8355.48 15:39:01 71.90 25.92 45.98 1224.45 9983.14 15:40:01 52.50 3.67 48.83 161.20 2551.87 Average: 123.71 9.59 114.12 770.97 28841.02 15:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:35:01 5722780 7430056 2444648 29.93 52992 1823668 957284 10.39 574256 1679368 172948 15:36:01 2916196 7377476 5251232 64.29 93484 4414576 1202076 13.04 666120 4232836 713580 15:37:01 2303560 7365764 5863868 71.80 142156 4884424 1294532 14.05 809772 4615500 220 15:38:01 1773808 7196560 6393620 78.28 155980 5186164 1652604 17.93 1129516 4774728 175860 15:39:01 1311280 6916512 6856148 83.95 156844 5371508 1474164 16.00 1644132 4729192 54960 15:40:01 1640488 7248584 6526940 79.91 158204 5373412 1143176 12.40 1346284 4698796 25532 Average: 2611352 7255825 5556076 68.03 126610 4508959 1287306 13.97 1028347 4121737 190517 15:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:35:01 ens3 65.07 50.76 778.44 5.85 0.00 0.00 0.00 0.00 15:35:01 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 15:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 ens3 514.13 264.20 14112.42 20.85 0.00 0.00 0.00 0.00 15:36:01 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 15:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 ens3 143.19 86.34 549.83 6.50 0.00 0.00 0.00 0.00 15:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 ens3 97.25 64.65 441.01 6.24 0.00 0.00 0.00 0.00 15:38:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:01 ens3 328.67 197.28 2272.74 19.63 0.00 0.00 0.00 0.00 15:39:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 15:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 ens3 17.30 18.53 11.42 17.77 0.00 0.00 0.00 0.00 15:40:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 194.65 113.81 3034.25 12.83 0.00 0.00 0.00 0.00 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1832) 12/27/25 _x86_64_ (4 CPU) 15:33:04 LINUX RESTART (4 CPU) 15:34:02 CPU %user %nice %system %iowait %steal %idle 15:35:01 all 19.62 0.00 1.21 2.34 1.58 75.24 15:35:01 0 33.92 0.00 1.86 0.54 1.66 62.03 15:35:01 1 19.40 0.00 1.23 6.08 2.22 71.07 15:35:01 2 14.44 0.00 1.01 0.05 1.63 82.87 15:35:01 3 10.74 0.00 0.78 2.69 0.83 84.97 15:36:01 all 20.70 0.00 7.38 2.60 3.91 65.41 15:36:01 0 10.51 0.00 5.82 1.17 2.89 79.61 15:36:01 1 14.25 0.00 6.74 6.72 4.12 68.17 15:36:01 2 18.44 0.00 6.96 1.40 4.33 68.88 15:36:01 3 39.58 0.00 9.96 1.08 4.30 45.08 15:37:01 all 11.59 0.00 5.82 9.49 3.16 69.93 15:37:01 0 10.18 0.00 4.84 7.76 2.86 74.36 15:37:01 1 9.17 0.00 4.56 5.26 2.69 78.33 15:37:01 2 14.38 0.00 8.11 21.40 3.87 52.25 15:37:01 3 12.68 0.00 5.80 3.62 3.22 74.68 15:38:01 all 45.85 0.00 8.66 2.29 7.10 36.09 15:38:01 0 42.84 0.00 8.53 0.96 6.65 41.03 15:38:01 1 50.51 0.00 9.04 5.83 7.37 27.25 15:38:01 2 41.00 0.00 8.10 1.48 7.42 41.99 15:38:01 3 49.07 0.00 9.01 0.89 6.96 34.07 15:39:01 all 51.87 0.00 6.99 1.00 8.20 31.94 15:39:01 0 53.76 0.00 7.02 1.17 8.05 30.00 15:39:01 1 48.78 0.00 6.97 0.71 8.15 35.39 15:39:01 2 52.83 0.00 7.11 0.58 8.69 30.80 15:39:01 3 52.13 0.00 6.90 1.55 7.90 31.52 15:40:01 all 24.38 0.00 1.03 1.67 2.01 70.91 15:40:01 0 61.05 0.00 1.35 1.76 3.03 32.81 15:40:01 1 12.54 0.00 1.11 1.10 1.46 83.79 15:40:01 2 7.83 0.00 0.74 2.43 1.83 87.16 15:40:01 3 16.22 0.00 0.93 1.39 1.71 79.74 Average: all 29.09 0.00 5.20 3.23 4.34 58.14 Average: 0 35.43 0.00 4.92 2.23 4.20 53.22 Average: 1 25.86 0.00 4.95 4.27 4.35 60.56 Average: 2 24.91 0.00 5.34 4.54 4.64 60.57 Average: 3 30.17 0.00 5.58 1.87 4.17 58.21