---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-5394 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 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 828 27823 0 3514 30882 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:e0:c0:61 brd ff:ff:ff:ff:ff:ff inet 10.30.107.3/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fee0:c061/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8f:7a:04:a6 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::42:8fff:fe7a:4a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5394) 02/05/26 _x86_64_ (8 CPU) 07:39:59 LINUX RESTART (8 CPU) 07:40:01 tps rtps wtps bread/s bwrtn/s 07:41:02 323.61 74.42 249.19 5337.78 89421.36 07:42:01 278.67 9.15 269.52 1669.67 85133.04 07:43:01 123.00 0.08 122.91 15.20 97614.66 Average: 241.55 27.99 213.57 2344.59 90753.93 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:41:02 30211496 31655900 2727724 8.28 56260 1707952 1472332 4.33 894956 1560188 106464 07:42:01 28777440 31665784 4161780 12.63 100164 3054520 1594204 4.69 968584 2800092 542412 07:43:01 28591596 31571512 4347624 13.20 107816 3127776 1665768 4.90 1138436 2803572 51444 Average: 29193511 31631065 3745709 11.37 88080 2630083 1577435 4.64 1000659 2387951 233440 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:41:02 ens3 395.98 259.62 1627.53 75.42 0.00 0.00 0.00 0.00 07:41:02 lo 1.93 1.93 0.20 0.20 0.00 0.00 0.00 0.00 07:41:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:42:01 ens3 389.77 134.36 6689.27 17.68 0.00 0.00 0.00 0.00 07:42:01 lo 2.78 2.78 0.32 0.32 0.00 0.00 0.00 0.00 07:42:01 docker0 80.11 291.73 4.67 5489.05 0.00 0.00 0.00 0.00 07:42:01 veth0da5ff6 74.55 284.84 5.35 5443.43 0.00 0.00 0.00 0.45 07:43:01 ens3 90.40 73.00 747.20 18.57 0.00 0.00 0.00 0.00 07:43:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:43:01 docker0 39.53 54.86 8.69 738.83 0.00 0.00 0.00 0.00 07:43:01 veth545d04e 36.83 50.79 8.98 686.45 0.00 0.00 0.00 0.06 Average: ens3 291.51 155.78 3001.05 37.33 0.00 0.00 0.00 0.00 Average: lo 1.63 1.63 0.18 0.18 0.00 0.00 0.00 0.00 Average: docker0 39.66 114.56 4.45 2057.09 0.00 0.00 0.00 0.00 Average: veth545d04e 12.34 17.02 3.01 230.08 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-5394) 02/05/26 _x86_64_ (8 CPU) 07:39:59 LINUX RESTART (8 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:41:02 all 7.91 0.00 1.22 3.51 0.04 87.32 07:41:02 0 6.04 0.00 2.10 0.32 0.03 91.50 07:41:02 1 19.83 0.00 1.79 9.66 0.07 68.65 07:41:02 2 12.12 0.00 1.02 0.40 0.03 86.42 07:41:02 3 10.86 0.00 1.17 1.10 0.03 86.83 07:41:02 4 2.88 0.00 0.88 1.27 0.03 94.94 07:41:02 5 4.52 0.00 0.80 0.63 0.03 94.01 07:41:02 6 3.01 0.00 0.40 11.18 0.05 85.36 07:41:02 7 4.07 0.00 1.47 3.56 0.07 90.83 07:42:01 all 7.87 0.00 1.68 2.78 0.06 87.61 07:42:01 0 4.60 0.00 1.58 4.29 0.05 89.47 07:42:01 1 9.04 0.00 2.28 0.17 0.03 88.48 07:42:01 2 5.74 0.00 1.09 0.19 0.03 92.95 07:42:01 3 2.99 0.00 1.11 0.12 0.07 95.71 07:42:01 4 2.48 0.00 1.00 0.24 0.02 96.26 07:42:01 5 26.73 0.00 2.95 1.14 0.07 69.10 07:42:01 6 5.19 0.00 1.90 9.10 0.07 83.74 07:42:01 7 6.25 0.00 1.62 6.96 0.08 85.08 07:43:01 all 9.39 0.00 1.60 3.45 0.05 85.50 07:43:01 0 26.47 0.00 1.16 0.74 0.08 71.55 07:43:01 1 16.47 0.00 1.97 0.12 0.07 81.37 07:43:01 2 14.33 0.00 2.43 0.02 0.07 83.15 07:43:01 3 1.88 0.00 1.98 0.02 0.03 96.09 07:43:01 4 3.47 0.00 1.58 11.70 0.05 83.20 07:43:01 5 3.65 0.00 1.61 0.32 0.03 94.40 07:43:01 6 2.16 0.00 0.74 0.03 0.03 97.04 07:43:01 7 6.70 0.00 1.36 14.62 0.05 77.27 Average: all 8.39 0.00 1.50 3.25 0.05 86.80 Average: 0 12.41 0.00 1.62 1.77 0.06 84.15 Average: 1 15.15 0.00 2.01 3.33 0.06 79.46 Average: 2 10.76 0.00 1.51 0.20 0.04 87.48 Average: 3 5.26 0.00 1.42 0.42 0.04 92.86 Average: 4 2.95 0.00 1.15 4.41 0.03 91.45 Average: 5 11.53 0.00 1.78 0.70 0.04 85.95 Average: 6 3.44 0.00 1.00 6.75 0.05 88.75 Average: 7 5.67 0.00 1.49 8.40 0.07 84.37