---> uname -a: Linux prd-ubuntu1804-docker-4c-4g-1040 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 9.6G 9.7G 50% / 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 511 4465 0 2998 7170 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:bd:19:d8 brd ff:ff:ff:ff:ff:ff inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86060sec preferred_lft 86060sec inet6 fe80::f816:3eff:febd:19d8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ab:4e:c0:d0 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-1040) 12/17/25 _x86_64_ (4 CPU) 22:33:36 LINUX RESTART (4 CPU) 22:34:02 tps rtps wtps bread/s bwrtn/s 22:35:01 144.60 62.07 82.53 4820.06 40918.78 22:36:01 57.87 0.15 57.72 26.39 9330.80 22:37:01 195.30 137.52 57.78 7066.98 20506.90 22:38:01 81.64 29.70 51.94 1384.44 14730.88 22:39:01 21.11 0.30 20.81 3.87 1400.33 Average: 99.95 45.89 54.06 2653.01 17297.86 22:34:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:35:01 5838216 7382884 2329212 28.52 39736 1684056 1012232 10.98 619820 1539080 70744 22:36:01 5558660 7359748 2608768 31.94 59124 1905720 1027292 11.15 655936 1750872 127488 22:37:01 4776836 7368656 3390592 41.51 74316 2661592 1252892 13.59 1007196 2138152 295236 22:38:01 4640200 7406532 3527228 43.19 76824 2832148 937360 10.17 1108980 2169496 28664 22:39:01 4541420 7309800 3626008 44.40 78896 2832292 1044220 11.33 1214132 2165348 11592 Average: 5071066 7365524 3096362 37.91 65779 2383162 1054799 11.45 921213 1952590 106745 22:34:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:35:01 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 22:35:01 ens3 359.04 216.07 1262.20 65.89 0.00 0.00 0.00 0.00 22:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:36:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 22:36:01 ens3 50.61 44.69 557.50 5.07 0.00 0.00 0.00 0.00 22:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 lo 2.20 2.20 0.23 0.23 0.00 0.00 0.00 0.00 22:37:01 ens3 376.49 252.52 1746.24 21.04 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 lo 1.00 1.00 0.10 0.10 0.00 0.00 0.00 0.00 22:38:01 ens3 354.86 215.13 2301.30 85.55 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 22:39:01 ens3 8.66 10.41 6.49 4.78 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 Average: lo 1.04 1.04 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 229.49 147.53 1174.39 36.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-213-generic (prd-ubuntu1804-docker-4c-4g-1040) 12/17/25 _x86_64_ (4 CPU) 22:33:36 LINUX RESTART (4 CPU) 22:34:02 CPU %user %nice %system %iowait %steal %idle 22:35:01 all 20.98 0.00 2.85 4.64 2.00 69.54 22:35:01 0 25.78 0.00 2.43 2.04 2.19 67.56 22:35:01 1 14.42 0.00 1.58 9.68 1.92 72.40 22:35:01 2 15.63 0.00 1.98 4.37 1.81 76.21 22:35:01 3 28.09 0.00 5.40 2.43 2.09 61.99 22:36:01 all 20.55 0.00 1.29 1.71 0.89 75.56 22:36:01 0 6.99 0.00 0.51 4.92 0.61 86.96 22:36:01 1 39.63 0.00 1.93 0.78 1.25 56.40 22:36:01 2 9.27 0.00 0.48 0.02 0.52 89.72 22:36:01 3 26.34 0.00 2.23 1.13 1.15 69.14 22:37:01 all 31.09 1.78 6.60 7.84 2.46 50.22 22:37:01 0 32.44 0.00 6.09 3.18 2.13 56.16 22:37:01 1 30.66 3.74 6.92 9.69 2.70 46.29 22:37:01 2 34.84 3.36 6.66 7.34 2.71 45.08 22:37:01 3 26.42 0.00 6.78 11.13 2.31 53.36 22:38:01 all 29.88 0.00 1.93 2.02 1.92 64.25 22:38:01 0 33.21 0.00 2.00 2.51 1.67 60.61 22:38:01 1 20.48 0.00 1.79 1.67 1.77 74.29 22:38:01 2 28.59 0.00 1.74 1.77 2.16 65.74 22:38:01 3 37.24 0.00 2.17 2.14 2.10 56.36 22:39:01 all 20.65 0.00 0.91 0.67 0.82 76.96 22:39:01 0 6.29 0.00 0.57 0.07 0.33 92.75 22:39:01 1 24.08 0.00 1.18 0.67 1.07 73.01 22:39:01 2 34.68 0.00 1.13 1.82 1.00 61.37 22:39:01 3 17.59 0.00 0.75 0.10 0.88 80.68 Average: all 24.63 0.36 2.71 3.37 1.62 67.31 Average: 0 20.91 0.00 2.31 2.55 1.38 72.85 Average: 1 25.88 0.75 2.68 4.49 1.74 64.46 Average: 2 24.63 0.67 2.40 3.06 1.64 67.60 Average: 3 27.13 0.00 3.46 3.38 1.70 64.33