---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-7895 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 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 13G 142G 9% / 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 880 25918 0 5368 30831 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:c7:96:0e brd ff:ff:ff:ff:ff:ff inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fec7:960e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:3b:d4:c7:4e 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-7895) 05/03/26 _x86_64_ (8 CPU) 12:22:20 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:01 196.63 18.51 178.12 391.80 99591.27 12:25:01 196.98 14.51 182.47 1350.71 93190.20 12:26:01 82.07 5.37 76.70 299.15 20640.16 Average: 158.56 12.80 145.76 680.55 71140.54 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29712192 31471028 3227028 9.80 80512 1979752 1947568 5.73 1104040 1814704 179396 12:25:01 25060620 29830136 7878600 23.92 108740 4861208 6833104 20.10 2859812 4538496 338740 12:26:01 26595928 31624148 6343292 19.26 115224 5104356 1428104 4.20 1313784 4562596 384464 Average: 27122913 30975104 5816307 17.66 101492 3981772 3402925 10.01 1759212 3638599 300867 12:23:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:24:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:24:01 lo 1.80 1.80 0.21 0.21 0.00 0.00 0.00 0.00 12:24:01 ens3 170.79 134.38 1835.99 28.12 0.00 0.00 0.00 0.00 12:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 veth6e94179 0.15 0.35 0.01 0.03 0.00 0.00 0.00 0.00 12:25:01 lo 4.98 4.98 0.65 0.65 0.00 0.00 0.00 0.00 12:25:01 veth30be5c8 0.25 0.35 0.02 0.03 0.00 0.00 0.00 0.00 12:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:26:01 lo 5.08 5.08 0.35 0.35 0.00 0.00 0.00 0.00 12:26:01 ens3 1773.64 1266.32 16004.22 1716.49 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 3.95 3.95 0.40 0.40 0.00 0.00 0.00 0.00 Average: ens3 461.65 337.77 5008.62 548.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-7895) 05/03/26 _x86_64_ (8 CPU) 12:22:20 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 14.17 0.00 1.10 1.57 0.05 83.11 12:24:01 0 23.18 0.00 1.60 0.57 0.08 74.56 12:24:01 1 13.92 0.00 1.61 0.15 0.07 84.25 12:24:01 2 4.90 0.00 0.33 4.41 0.03 90.32 12:24:01 3 13.35 0.00 0.92 0.43 0.05 85.25 12:24:01 4 8.64 0.00 0.87 0.38 0.03 90.08 12:24:01 5 11.34 0.00 1.05 0.38 0.03 87.19 12:24:01 6 14.91 0.00 0.90 5.97 0.07 78.15 12:24:01 7 23.12 0.00 1.50 0.27 0.05 75.06 12:25:01 all 26.22 0.00 4.56 0.99 0.07 68.15 12:25:01 0 28.09 0.00 4.16 0.05 0.05 67.64 12:25:01 1 27.16 0.00 4.98 5.76 0.10 62.00 12:25:01 2 26.68 0.00 4.63 0.10 0.07 68.53 12:25:01 3 16.78 0.00 4.86 0.52 0.07 77.77 12:25:01 4 23.87 0.00 3.92 0.24 0.07 71.91 12:25:01 5 26.10 0.00 3.95 0.42 0.08 69.44 12:25:01 6 29.36 0.00 5.18 0.61 0.08 64.77 12:25:01 7 31.78 0.00 4.85 0.20 0.07 63.09 12:26:01 all 19.58 0.00 1.70 0.23 0.07 78.43 12:26:01 0 15.66 0.00 0.84 0.03 0.07 83.41 12:26:01 1 16.14 0.00 1.69 0.84 0.07 81.26 12:26:01 2 17.52 0.00 1.55 0.02 0.05 80.86 12:26:01 3 25.01 0.00 2.11 0.00 0.07 72.82 12:26:01 4 13.33 0.00 1.04 0.12 0.03 85.47 12:26:01 5 15.78 0.00 2.36 0.08 0.07 81.71 12:26:01 6 17.22 0.00 1.49 0.45 0.07 80.78 12:26:01 7 35.99 0.00 2.49 0.28 0.10 61.13 Average: all 19.97 0.00 2.45 0.93 0.06 76.58 Average: 0 22.29 0.00 2.20 0.22 0.07 75.23 Average: 1 19.07 0.00 2.76 2.25 0.08 75.84 Average: 2 16.35 0.00 2.17 1.51 0.05 79.92 Average: 3 18.38 0.00 2.62 0.32 0.06 78.62 Average: 4 15.25 0.00 1.94 0.24 0.04 82.52 Average: 5 17.72 0.00 2.45 0.30 0.06 79.47 Average: 6 20.45 0.00 2.51 2.35 0.07 74.61 Average: 7 30.29 0.00 2.94 0.25 0.07 66.45