---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-19000 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 UTC 2022 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 712K 3.2G 1% /run /dev/vda1 155G 11G 145G 7% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32167 825 29140 0 2201 30918 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:cd:98:24 brd ff:ff:ff:ff:ff:ff inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fecd:9824/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:4f:0b:81:12 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19000) 06/22/26 _x86_64_ (8 CPU) 04:27:36 LINUX RESTART (8 CPU) 04:28:01 tps rtps wtps bread/s bwrtn/s 04:29:01 81.36 19.11 62.25 1202.67 88954.48 04:30:01 303.47 19.10 284.37 681.89 33625.73 04:31:01 95.80 4.15 91.65 92.65 10073.65 04:32:01 89.35 14.33 75.02 322.08 10662.49 Average: 142.49 14.17 128.32 574.85 35831.30 04:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:29:01 30580312 31832296 2358900 7.16 38692 1541976 1285564 3.78 693292 1422360 280 04:30:01 30413072 31733364 2526140 7.67 43724 1602228 1391884 4.10 805020 1468748 31292 04:31:01 29964796 31749104 2974416 9.03 76948 2009024 1393792 4.10 804900 1865340 256408 04:32:01 29913008 31730524 3026204 9.19 81324 2037076 1349968 3.97 853780 1866456 25628 Average: 30217797 31761322 2721415 8.26 60172 1797576 1355302 3.99 789248 1655726 78402 04:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:29:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 04:29:01 ens3 198.88 142.44 611.37 42.75 0.00 0.00 0.00 0.00 04:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:30:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 04:30:01 ens3 55.01 44.79 240.03 24.83 0.00 0.00 0.00 0.00 04:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:31:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 04:31:01 ens3 126.93 86.95 1548.98 12.13 0.00 0.00 0.00 0.00 04:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 04:32:01 ens3 52.36 34.43 188.93 13.59 0.00 0.00 0.00 0.00 04:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 108.30 77.15 647.33 23.33 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 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-19000) 06/22/26 _x86_64_ (8 CPU) 04:27:36 LINUX RESTART (8 CPU) 04:28:01 CPU %user %nice %system %iowait %steal %idle 04:29:01 all 2.72 0.00 0.25 0.83 0.02 96.18 04:29:01 0 3.19 0.00 0.30 0.13 0.03 96.35 04:29:01 1 3.24 0.00 0.08 0.23 0.02 96.43 04:29:01 2 3.86 0.00 0.35 0.02 0.02 95.76 04:29:01 3 0.53 0.00 0.18 0.02 0.02 99.25 04:29:01 4 1.31 0.00 0.15 0.00 0.02 98.52 04:29:01 5 1.84 0.00 0.53 0.18 0.00 97.45 04:29:01 6 5.17 0.00 0.13 5.79 0.02 88.89 04:29:01 7 2.62 0.00 0.27 0.28 0.02 96.82 04:30:01 all 2.19 0.00 0.34 0.76 0.02 96.70 04:30:01 0 4.45 0.00 0.15 0.00 0.03 95.36 04:30:01 1 4.52 0.00 0.63 1.25 0.02 93.58 04:30:01 2 0.63 0.00 0.22 0.00 0.02 99.13 04:30:01 3 2.81 0.00 0.99 2.39 0.02 93.81 04:30:01 4 1.00 0.00 0.25 0.12 0.00 98.64 04:30:01 5 0.35 0.00 0.10 0.03 0.02 99.50 04:30:01 6 2.97 0.00 0.23 2.24 0.02 94.54 04:30:01 7 0.77 0.00 0.17 0.02 0.02 99.03 04:31:01 all 8.55 0.00 0.65 0.69 0.03 90.09 04:31:01 0 0.37 0.00 0.08 0.00 0.00 99.55 04:31:01 1 10.54 0.00 1.10 3.66 0.05 84.66 04:31:01 2 0.30 0.00 0.18 0.90 0.05 98.56 04:31:01 3 5.79 0.00 0.33 0.05 0.02 93.81 04:31:01 4 27.43 0.00 1.45 0.47 0.07 70.59 04:31:01 5 10.56 0.00 1.02 0.13 0.03 88.26 04:31:01 6 3.27 0.00 0.25 0.02 0.02 96.45 04:31:01 7 10.16 0.00 0.73 0.32 0.02 88.78 04:32:01 all 5.97 0.00 0.56 0.27 0.02 93.18 04:32:01 0 13.79 0.00 0.53 0.13 0.05 85.49 04:32:01 1 4.70 0.00 0.72 0.18 0.02 94.38 04:32:01 2 0.62 0.00 0.67 1.37 0.03 97.31 04:32:01 3 1.15 0.00 0.22 0.00 0.00 98.63 04:32:01 4 12.65 0.00 0.58 0.07 0.02 86.68 04:32:01 5 3.13 0.00 0.52 0.03 0.02 96.30 04:32:01 6 8.07 0.00 0.53 0.05 0.02 91.33 04:32:01 7 3.62 0.00 0.70 0.33 0.02 95.33 Average: all 4.86 0.00 0.45 0.64 0.02 94.04 Average: 0 5.45 0.00 0.27 0.07 0.03 94.19 Average: 1 5.75 0.00 0.63 1.33 0.03 92.26 Average: 2 1.35 0.00 0.35 0.57 0.03 97.69 Average: 3 2.58 0.00 0.43 0.61 0.01 96.37 Average: 4 10.59 0.00 0.61 0.16 0.02 88.62 Average: 5 3.97 0.00 0.54 0.10 0.02 95.38 Average: 6 4.87 0.00 0.29 2.02 0.02 92.80 Average: 7 4.29 0.00 0.47 0.24 0.02 94.99