---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4956 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 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 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 833 28694 0 2638 30898 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:fd:b6:6a brd ff:ff:ff:ff:ff:ff inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86187sec preferred_lft 86187sec inet6 fe80::f816:3eff:fefd:b66a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2b:bc:58:06 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-4956) 10/25/26 _x86_64_ (8 CPU) 10:13:32 LINUX RESTART (8 CPU) 10:14:01 tps rtps wtps bread/s bwrtn/s 10:15:01 291.25 29.06 262.19 962.64 93198.47 10:16:01 208.70 43.84 164.86 2455.18 50001.60 10:17:01 31.28 4.53 26.75 239.83 7337.04 Average: 177.08 25.81 151.27 1219.28 50179.03 10:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:15:01 29945032 31676540 2994180 9.09 75044 1960916 1443116 4.25 885384 1807100 295672 10:16:01 28902740 31113564 4036472 12.25 90840 2408792 1824692 5.37 1570100 2132196 149472 10:17:01 29422364 31678568 3516848 10.68 93568 2449928 1378804 4.06 1048388 2133528 9368 Average: 29423379 31489557 3515833 10.67 86484 2273212 1548871 4.56 1167957 2024275 151504 10:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:15:01 ens3 257.82 170.32 1694.80 42.18 0.00 0.00 0.00 0.00 10:15:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 10:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:16:01 ens3 448.12 348.57 3166.21 106.00 0.00 0.00 0.00 0.00 10:16:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 10:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:17:01 ens3 167.27 128.25 415.81 547.25 0.00 0.00 0.00 0.00 10:17:01 lo 10.26 10.26 0.93 0.93 0.00 0.00 0.00 0.00 10:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: ens3 291.08 215.72 1759.02 231.80 0.00 0.00 0.00 0.00 Average: lo 4.02 4.02 0.38 0.38 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-4956) 10/25/26 _x86_64_ (8 CPU) 10:13:32 LINUX RESTART (8 CPU) 10:14:01 CPU %user %nice %system %iowait %steal %idle 10:15:01 all 10.54 0.00 0.98 2.24 0.00 86.24 10:15:01 0 0.99 0.00 0.20 6.40 0.00 92.41 10:15:01 1 11.26 0.00 0.83 0.27 0.00 87.64 10:15:01 2 3.23 0.00 0.35 0.02 0.00 96.40 10:15:01 3 9.90 0.00 1.00 0.10 0.00 89.00 10:15:01 4 27.72 0.00 2.59 3.74 0.00 65.95 10:15:01 5 6.13 0.00 0.48 0.35 0.00 93.03 10:15:01 6 20.75 0.00 1.62 0.90 0.00 76.73 10:15:01 7 4.35 0.00 0.73 6.11 0.00 88.81 10:16:01 all 23.21 0.00 1.59 0.72 0.01 74.47 10:16:01 0 19.95 0.00 0.77 0.65 0.00 78.63 10:16:01 1 15.92 0.00 1.26 0.15 0.00 82.67 10:16:01 2 24.99 0.00 2.31 0.82 0.00 71.88 10:16:01 3 32.88 0.00 2.15 0.30 0.02 64.65 10:16:01 4 31.54 0.00 2.21 1.00 0.00 65.25 10:16:01 5 21.72 0.00 1.83 1.91 0.00 74.53 10:16:01 6 19.30 0.00 1.28 0.88 0.02 78.51 10:16:01 7 19.48 0.00 0.90 0.05 0.00 79.57 10:17:01 all 16.90 0.00 1.07 0.11 0.01 81.91 10:17:01 0 28.99 0.00 1.49 0.03 0.02 69.48 10:17:01 1 27.05 0.00 1.58 0.03 0.02 71.32 10:17:01 2 19.33 0.00 1.13 0.00 0.02 79.52 10:17:01 3 18.87 0.00 1.27 0.47 0.02 79.38 10:17:01 4 10.25 0.00 0.57 0.00 0.00 89.18 10:17:01 5 8.13 0.00 0.68 0.05 0.00 91.14 10:17:01 6 9.15 0.00 0.68 0.28 0.00 89.88 10:17:01 7 13.53 0.00 1.18 0.02 0.02 85.25 Average: all 16.89 0.00 1.21 1.02 0.01 80.87 Average: 0 16.65 0.00 0.82 2.36 0.01 80.17 Average: 1 18.07 0.00 1.22 0.15 0.01 80.55 Average: 2 15.84 0.00 1.26 0.28 0.01 82.62 Average: 3 20.54 0.00 1.47 0.29 0.01 77.68 Average: 4 23.16 0.00 1.79 1.58 0.00 73.47 Average: 5 11.99 0.00 1.00 0.77 0.00 86.24 Average: 6 16.40 0.00 1.20 0.69 0.01 81.71 Average: 7 12.46 0.00 0.94 2.06 0.01 84.54