---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1144 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: 2799.996 BogoMIPS: 5599.99 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 12G 144G 8% / 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 826 27262 0 4078 30885 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:b0:40:68 brd ff:ff:ff:ff:ff:ff inet 10.30.106.8/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:feb0:4068/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:14:9e:58:1f 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::42:14ff:fe9e:581f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1144) 07/20/26 _x86_64_ (8 CPU) 06:35:21 LINUX RESTART (8 CPU) 06:36:02 tps rtps wtps bread/s bwrtn/s 06:37:01 118.95 6.41 112.54 123.10 86092.26 06:38:01 160.19 42.21 117.98 3067.22 38884.32 06:39:01 310.73 16.18 294.55 1647.59 33153.27 06:40:01 121.29 4.82 116.48 547.28 29878.31 Average: 178.03 17.45 160.59 1351.38 46837.80 06:36:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:37:01 30194828 31729156 2744392 8.33 67444 1779828 1387456 4.08 822500 1639568 140412 06:38:01 28774480 31010756 4164740 12.64 93500 2433596 2073248 6.10 1680492 2150320 345888 06:39:01 26935080 30221804 6004140 18.23 105128 3454888 2677296 7.88 2846684 2782196 429384 06:40:01 27896408 31592156 5042812 15.31 117112 3832052 1467844 4.32 1681140 2963368 472 Average: 28450199 31138468 4489021 13.63 95796 2875091 1901461 5.59 1757704 2383863 229039 06:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:37:01 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 06:37:01 ens3 409.12 264.45 1113.88 37.58 0.00 0.00 0.00 0.00 06:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:38:01 lo 64.21 64.21 11.91 11.91 0.00 0.00 0.00 0.00 06:38:01 ens3 427.71 303.65 4025.25 28.80 0.00 0.00 0.00 0.00 06:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:39:01 lo 205.22 205.22 33.51 33.51 0.00 0.00 0.00 0.00 06:39:01 ens3 558.11 383.15 3858.65 29.65 0.00 0.00 0.00 0.00 06:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:40:01 lo 118.54 118.54 18.84 18.84 0.00 0.00 0.00 0.00 06:40:01 ens3 123.09 89.90 2280.69 11.41 0.00 0.00 0.00 0.00 06:40:01 docker0 19.63 21.51 2.04 4.80 0.00 0.00 0.00 0.00 Average: lo 97.67 97.67 16.17 16.17 0.00 0.00 0.00 0.00 Average: ens3 379.37 260.26 2826.73 26.81 0.00 0.00 0.00 0.00 Average: docker0 4.93 5.40 0.51 1.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1144) 07/20/26 _x86_64_ (8 CPU) 06:35:21 LINUX RESTART (8 CPU) 06:36:02 CPU %user %nice %system %iowait %steal %idle 06:37:01 all 6.10 0.00 0.54 2.55 0.04 90.77 06:37:01 0 27.31 0.00 2.07 2.57 0.10 67.94 06:37:01 1 7.42 0.00 0.64 0.20 0.05 91.68 06:37:01 2 5.68 0.00 0.34 0.12 0.05 93.81 06:37:01 3 1.46 0.00 0.12 0.00 0.02 98.40 06:37:01 4 0.44 0.00 0.05 0.00 0.00 99.51 06:37:01 5 0.25 0.00 0.07 0.61 0.00 99.07 06:37:01 6 5.85 0.00 1.01 16.99 0.05 76.10 06:37:01 7 0.44 0.00 0.03 0.00 0.00 99.52 06:38:01 all 19.80 0.00 1.09 2.30 0.07 76.75 06:38:01 0 19.13 0.00 0.70 2.22 0.07 77.88 06:38:01 1 46.83 0.00 2.03 1.86 0.13 49.14 06:38:01 2 13.91 0.00 0.63 1.15 0.05 84.25 06:38:01 3 10.98 0.00 0.65 1.40 0.03 86.94 06:38:01 4 22.08 0.00 1.15 3.96 0.07 72.74 06:38:01 5 11.72 0.00 0.72 0.05 0.05 87.46 06:38:01 6 20.22 0.00 1.58 6.27 0.07 71.87 06:38:01 7 13.69 0.00 1.23 1.51 0.08 83.49 06:39:01 all 20.72 0.00 1.52 1.10 0.08 76.58 06:39:01 0 13.83 0.00 1.39 0.25 0.08 84.45 06:39:01 1 34.37 0.00 3.48 3.36 0.12 58.68 06:39:01 2 21.72 0.00 1.21 0.00 0.08 76.99 06:39:01 3 17.00 0.00 1.02 1.92 0.07 79.99 06:39:01 4 16.60 0.00 0.99 0.13 0.08 82.20 06:39:01 5 17.70 0.00 0.99 0.18 0.05 81.08 06:39:01 6 25.00 0.00 0.82 1.25 0.07 72.86 06:39:01 7 19.56 0.00 2.34 1.71 0.10 76.29 06:40:01 all 21.13 0.00 1.67 0.94 0.08 76.18 06:40:01 0 20.55 0.00 1.54 0.30 0.07 77.54 06:40:01 1 18.50 0.00 2.06 0.23 0.07 79.14 06:40:01 2 21.85 0.00 1.39 1.48 0.08 75.20 06:40:01 3 27.28 0.00 2.49 0.74 0.08 69.41 06:40:01 4 15.53 0.00 1.64 0.10 0.07 82.66 06:40:01 5 20.65 0.00 1.48 0.10 0.08 77.69 06:40:01 6 21.01 0.00 1.26 1.24 0.08 76.40 06:40:01 7 23.71 0.00 1.51 3.33 0.08 71.37 Average: all 16.98 0.00 1.21 1.72 0.07 80.03 Average: 0 20.18 0.00 1.42 1.33 0.08 76.99 Average: 1 26.82 0.00 2.06 1.42 0.09 69.61 Average: 2 15.83 0.00 0.90 0.69 0.07 82.52 Average: 3 14.23 0.00 1.07 1.02 0.05 83.63 Average: 4 13.71 0.00 0.96 1.05 0.05 84.22 Average: 5 12.62 0.00 0.81 0.24 0.05 86.29 Average: 6 18.08 0.00 1.16 6.39 0.07 74.30 Average: 7 14.39 0.00 1.28 1.64 0.07 82.62