---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4972 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: 2799.998 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 16G 0 16G 0% /dev tmpfs 3.2G 708K 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 805 27348 0 4013 30905 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:89:41:75 brd ff:ff:ff:ff:ff:ff inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe89:4175/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:24:37:4b:31 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::42:24ff:fe37:4b31/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4972) 09/25/26 _x86_64_ (8 CPU) 07:58:48 LINUX RESTART (8 CPU) 07:59:01 tps rtps wtps bread/s bwrtn/s 08:00:02 314.00 73.86 240.14 5308.76 107879.64 08:01:01 200.80 9.02 191.78 1639.86 103376.78 08:02:01 272.49 0.22 272.28 13.33 79879.91 Average: 262.78 27.80 234.97 2324.49 97009.73 07:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:00:02 30187508 31677404 2751712 8.35 57856 1749980 1506292 4.43 883140 1594340 136776 08:01:01 28474256 31015508 4464964 13.56 91620 2729804 2666020 7.84 1676120 2426288 226468 08:02:01 27912472 31482456 5026748 15.26 136216 3688492 1855424 5.46 1332268 3295536 564 Average: 28858079 31391789 4081141 12.39 95231 2722759 2009245 5.91 1297176 2438721 121269 07:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:00:02 ens3 315.83 229.37 1680.46 72.63 0.00 0.00 0.00 0.00 08:00:02 lo 1.67 1.67 0.17 0.17 0.00 0.00 0.00 0.00 08:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 veth4921f62 77.16 130.62 6.72 2831.52 0.00 0.00 0.00 0.23 08:01:01 ens3 307.07 178.33 6096.41 19.83 0.00 0.00 0.00 0.00 08:01:01 lo 3.32 3.32 0.32 0.32 0.00 0.00 0.00 0.00 08:01:01 docker0 77.16 130.49 5.67 2831.50 0.00 0.00 0.00 0.00 08:02:01 ens3 200.20 131.19 3239.68 14.25 0.00 0.00 0.00 0.00 08:02:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 08:02:01 veth8a867b2 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 08:02:01 docker0 96.45 131.52 9.29 1997.46 0.00 0.00 0.00 0.00 Average: ens3 274.18 179.64 3658.51 35.66 0.00 0.00 0.00 0.00 Average: lo 1.92 1.92 0.19 0.19 0.00 0.00 0.00 0.00 Average: veth8a867b2 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 57.76 87.09 4.98 1602.76 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4972) 09/25/26 _x86_64_ (8 CPU) 07:58:48 LINUX RESTART (8 CPU) 07:59:01 CPU %user %nice %system %iowait %steal %idle 08:00:02 all 8.48 0.00 1.28 4.79 0.01 85.44 08:00:02 0 5.64 0.00 1.07 0.35 0.00 92.94 08:00:02 1 10.80 0.00 0.84 2.14 0.00 86.22 08:00:02 2 5.77 0.00 1.89 6.59 0.00 85.76 08:00:02 3 10.40 0.00 0.91 2.53 0.00 86.16 08:00:02 4 4.28 0.00 0.65 8.11 0.00 86.96 08:00:02 5 9.57 0.00 1.27 1.10 0.00 88.06 08:00:02 6 5.44 0.00 1.07 12.44 0.02 81.04 08:00:02 7 15.96 0.00 2.55 5.06 0.02 76.41 08:01:01 all 21.17 0.00 2.03 1.59 0.01 75.20 08:01:01 0 18.58 0.00 1.96 0.41 0.02 79.04 08:01:01 1 19.02 0.00 1.75 0.95 0.02 78.26 08:01:01 2 42.90 0.00 3.42 0.75 0.02 52.91 08:01:01 3 20.45 0.00 1.53 4.40 0.02 73.61 08:01:01 4 15.18 0.00 2.32 6.03 0.00 76.47 08:01:01 5 21.93 0.00 1.47 0.02 0.00 76.59 08:01:01 6 12.85 0.00 1.14 0.07 0.00 85.94 08:01:01 7 18.45 0.00 2.62 0.14 0.00 78.79 08:02:01 all 25.44 0.00 2.83 1.19 0.01 70.53 08:02:01 0 38.81 0.00 6.24 3.78 0.02 51.16 08:02:01 1 25.30 0.00 2.98 0.82 0.00 70.90 08:02:01 2 22.74 0.00 3.05 2.42 0.02 71.77 08:02:01 3 24.69 0.00 1.55 0.19 0.00 73.58 08:02:01 4 21.47 0.00 2.11 2.17 0.02 74.24 08:02:01 5 24.26 0.00 2.17 0.03 0.02 73.52 08:02:01 6 22.27 0.00 2.50 0.08 0.02 75.13 08:02:01 7 23.96 0.00 2.05 0.00 0.02 73.97 Average: all 18.33 0.00 2.05 2.53 0.01 77.08 Average: 0 21.00 0.00 3.09 1.52 0.01 74.38 Average: 1 18.37 0.00 1.86 1.31 0.01 78.46 Average: 2 23.69 0.00 2.78 3.27 0.01 70.25 Average: 3 18.50 0.00 1.33 2.37 0.01 77.80 Average: 4 13.61 0.00 1.69 5.44 0.01 79.25 Average: 5 18.54 0.00 1.63 0.39 0.01 79.43 Average: 6 13.51 0.00 1.57 4.23 0.01 80.67 Average: 7 19.46 0.00 2.41 1.74 0.01 76.38