---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1921 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 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 809 27170 0 4187 30902 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:41:51:97 brd ff:ff:ff:ff:ff:ff inet 10.30.107.164/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86187sec preferred_lft 86187sec inet6 fe80::f816:3eff:fe41:5197/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:e8:80:7f:9d 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:e8ff:fe80:7f9d/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-1921) 11/09/26 _x86_64_ (8 CPU) 07:26:31 LINUX RESTART (8 CPU) 07:27:02 tps rtps wtps bread/s bwrtn/s 07:28:01 279.50 22.28 257.21 751.60 96487.78 07:29:01 269.84 9.41 260.43 1654.12 85303.97 07:30:01 76.20 2.15 74.05 133.98 48265.02 Average: 208.12 11.22 196.90 847.14 76575.47 07:27:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:28:01 30033052 31770308 2906168 8.82 76684 1962560 1368644 4.03 772968 1821696 301984 07:29:01 27349540 31574196 5589680 16.97 125548 4270696 1789512 5.27 1682700 3416964 1088664 07:30:01 27868008 31688784 5071212 15.40 128376 3886232 1436100 4.23 1141476 3470988 7268 Average: 28416867 31677763 4522353 13.73 110203 3373163 1531419 4.51 1199048 2903216 465972 07:27:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:28:01 lo 1.15 1.15 0.14 0.14 0.00 0.00 0.00 0.00 07:28:01 ens3 94.59 61.75 1404.47 22.44 0.00 0.00 0.00 0.00 07:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:29:01 lo 2.87 2.87 0.27 0.27 0.00 0.00 0.00 0.00 07:29:01 ens3 293.24 166.19 5900.77 15.45 0.00 0.00 0.00 0.00 07:29:01 veth480c0f9 0.00 0.17 0.00 0.01 0.00 0.00 0.00 0.00 07:29:01 docker0 49.23 74.23 3.95 505.62 0.00 0.00 0.00 0.00 07:30:01 lo 6.53 6.53 0.57 0.57 0.00 0.00 0.00 0.00 07:30:01 ens3 81.07 90.57 38.73 455.92 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.53 3.53 0.33 0.33 0.00 0.00 0.00 0.00 Average: ens3 156.65 106.42 2454.01 165.39 0.00 0.00 0.00 0.00 Average: docker0 16.50 24.88 1.33 169.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1921) 11/09/26 _x86_64_ (8 CPU) 07:26:31 LINUX RESTART (8 CPU) 07:27:02 CPU %user %nice %system %iowait %steal %idle 07:28:01 all 9.61 0.00 0.90 2.31 0.01 87.17 07:28:01 0 4.44 0.00 0.68 4.46 0.00 90.42 07:28:01 1 27.23 0.00 2.46 2.71 0.00 67.60 07:28:01 2 34.73 0.00 2.24 1.24 0.02 61.77 07:28:01 3 2.41 0.00 0.36 0.19 0.00 97.05 07:28:01 4 3.88 0.00 0.44 0.10 0.00 95.57 07:28:01 5 1.58 0.00 0.22 0.09 0.00 98.11 07:28:01 6 2.10 0.00 0.25 0.02 0.00 97.63 07:28:01 7 0.46 0.00 0.53 9.74 0.00 89.28 07:29:01 all 39.88 0.00 7.60 1.03 0.02 51.47 07:29:01 0 39.83 0.00 7.66 0.79 0.02 51.71 07:29:01 1 39.70 0.00 6.84 0.17 0.02 53.27 07:29:01 2 41.46 0.00 7.05 0.05 0.02 51.42 07:29:01 3 39.77 0.00 7.82 0.40 0.02 51.99 07:29:01 4 42.95 0.00 6.68 0.10 0.03 50.24 07:29:01 5 38.46 0.00 9.43 4.33 0.02 47.77 07:29:01 6 38.16 0.00 8.48 0.69 0.02 52.65 07:29:01 7 38.70 0.00 6.86 1.67 0.02 52.75 07:30:01 all 11.32 0.00 1.84 0.56 0.01 86.26 07:30:01 0 10.90 0.00 2.64 0.08 0.00 86.38 07:30:01 1 4.06 0.00 1.91 1.96 0.02 92.06 07:30:01 2 16.29 0.00 2.49 1.42 0.02 79.78 07:30:01 3 22.97 0.00 2.33 0.12 0.02 74.57 07:30:01 4 4.89 0.00 1.66 0.07 0.00 93.38 07:30:01 5 2.01 0.00 0.65 0.79 0.00 96.54 07:30:01 6 23.93 0.00 1.87 0.02 0.00 74.18 07:30:01 7 5.56 0.00 1.18 0.07 0.00 93.19 Average: all 20.28 0.00 3.45 1.30 0.01 74.96 Average: 0 18.43 0.00 3.67 1.76 0.01 76.13 Average: 1 23.62 0.00 3.74 1.61 0.01 71.02 Average: 2 30.78 0.00 3.93 0.90 0.02 64.37 Average: 3 21.76 0.00 3.50 0.24 0.01 74.48 Average: 4 17.25 0.00 2.93 0.09 0.01 79.72 Average: 5 14.04 0.00 3.44 1.74 0.01 80.78 Average: 6 21.44 0.00 3.54 0.24 0.01 74.77 Average: 7 14.90 0.00 2.86 3.79 0.01 78.44