---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-5977 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 143G 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 877 26566 0 4723 30834 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:fa:ea:9b brd ff:ff:ff:ff:ff:ff inet 10.30.107.9/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fefa:ea9b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0d:4d:e5:d4 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-5977) 02/07/26 _x86_64_ (8 CPU) 12:22:22 LINUX RESTART (8 CPU) 12:23:01 tps rtps wtps bread/s bwrtn/s 12:24:01 272.67 35.98 236.69 1019.30 84621.63 12:25:01 215.37 10.28 205.08 946.12 108592.88 12:26:01 47.36 2.87 44.49 413.00 35439.43 Average: 178.26 16.41 161.85 791.96 76038.96 12:23:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:24:01 29751796 31433852 3187424 9.68 78376 1907040 2012040 5.92 1135648 1746432 231272 12:25:01 25703360 30053444 7235860 21.97 106360 4465928 3334032 9.81 2595828 4203560 686328 12:26:01 24683444 29392092 8255776 25.06 108996 4800384 7156336 21.06 3308568 4467684 168 Average: 26712867 30293129 6226353 18.90 97911 3724451 4167469 12.26 2346681 3472559 305923 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 ens3 121.85 95.32 1444.08 33.95 0.00 0.00 0.00 0.00 12:24:01 lo 1.67 1.67 0.20 0.20 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 ens3 975.82 586.75 11583.83 125.98 0.00 0.00 0.00 0.00 12:25:01 br-01f7af32323a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:25:01 lo 4.34 4.34 0.59 0.59 0.00 0.00 0.00 0.00 12:26:01 veth47a91e6 46.84 39.13 4.47 6.92 0.00 0.00 0.00 0.00 12:26:01 vetha0e7e49 0.00 0.23 0.00 0.02 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 ens3 383.72 241.86 139.59 68.81 0.00 0.00 0.00 0.00 Average: veth47a91e6 15.70 13.11 1.50 2.32 0.00 0.00 0.00 0.00 Average: vetha0e7e49 0.00 0.08 0.00 0.01 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: ens3 491.13 306.43 4349.39 75.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5977) 02/07/26 _x86_64_ (8 CPU) 12:22:22 LINUX RESTART (8 CPU) 12:23:01 CPU %user %nice %system %iowait %steal %idle 12:24:01 all 11.77 0.00 1.00 2.87 0.04 84.32 12:24:01 0 23.98 0.00 1.49 1.28 0.03 73.22 12:24:01 1 4.49 0.00 0.57 13.65 0.05 81.24 12:24:01 2 8.03 0.00 0.78 1.25 0.03 89.90 12:24:01 3 5.12 0.00 0.23 0.05 0.08 94.51 12:24:01 4 13.10 0.00 1.02 0.35 0.03 85.50 12:24:01 5 2.49 0.00 0.75 1.88 0.03 94.85 12:24:01 6 8.53 0.00 0.98 3.65 0.03 86.80 12:24:01 7 28.34 0.00 2.13 0.85 0.05 68.62 12:25:01 all 26.51 0.00 3.67 2.79 0.07 66.96 12:25:01 0 13.52 0.00 2.42 0.73 0.05 83.28 12:25:01 1 34.33 0.00 4.07 1.08 0.07 60.45 12:25:01 2 31.61 0.00 4.56 4.52 0.07 59.24 12:25:01 3 30.67 0.00 3.96 1.66 0.09 63.62 12:25:01 4 29.66 0.00 4.23 0.84 0.07 65.20 12:25:01 5 25.78 0.00 3.32 1.76 0.09 69.05 12:25:01 6 22.54 0.00 3.54 1.21 0.07 72.64 12:25:01 7 24.10 0.00 3.23 10.55 0.09 62.03 12:26:01 all 4.99 0.00 1.16 2.38 0.06 91.41 12:26:01 0 4.76 0.00 1.42 0.67 0.08 93.07 12:26:01 1 5.02 0.00 1.07 0.35 0.05 93.52 12:26:01 2 5.78 0.00 1.15 0.37 0.08 92.62 12:26:01 3 4.64 0.00 1.14 2.84 0.05 91.33 12:26:01 4 4.46 0.00 0.87 0.40 0.05 94.22 12:26:01 5 4.16 0.00 0.84 1.10 0.08 93.81 12:26:01 6 6.22 0.00 1.44 2.94 0.08 89.32 12:26:01 7 4.83 0.00 1.39 10.33 0.07 83.39 Average: all 14.32 0.00 1.93 2.68 0.06 81.01 Average: 0 14.09 0.00 1.77 0.89 0.06 83.18 Average: 1 14.45 0.00 1.88 5.05 0.06 78.55 Average: 2 15.00 0.00 2.14 2.03 0.06 80.77 Average: 3 13.34 0.00 1.76 1.52 0.07 83.31 Average: 4 15.62 0.00 2.02 0.53 0.05 81.78 Average: 5 10.69 0.00 1.62 1.58 0.07 86.04 Average: 6 12.32 0.00 1.97 2.62 0.06 83.03 Average: 7 19.05 0.00 2.24 7.21 0.07 71.43