---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-1021 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 817 27313 0 4036 30894 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:88:fd:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.143/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86140sec preferred_lft 86140sec inet6 fe80::f816:3eff:fe88:fdc4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:0f:a1:83:f6 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:fff:fea1:83f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1021) 11/05/26 _x86_64_ (8 CPU) 04:13:31 LINUX RESTART (8 CPU) 04:14:01 tps rtps wtps bread/s bwrtn/s 04:15:01 282.17 28.92 253.25 957.41 85916.16 04:16:01 336.91 8.87 328.05 1609.33 77804.90 04:17:01 86.00 0.13 85.87 12.26 73990.60 Average: 235.03 12.64 222.39 859.68 79237.59 04:14:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:15:01 30028224 31661044 2910996 8.84 72084 1870252 1434176 4.22 889224 1727056 213232 04:16:01 28077956 30755984 4861264 14.76 108344 2839840 2978664 8.76 2000312 2472168 127416 04:17:01 28038368 31689636 4900852 14.88 137284 3766016 1510856 4.45 1163540 3336720 372 Average: 28714849 31368888 4224371 12.82 105904 2825369 1974565 5.81 1351025 2511981 113673 04:14:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:15:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 04:15:01 ens3 231.39 151.10 1652.10 52.54 0.00 0.00 0.00 0.00 04:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 lo 2.93 2.93 0.28 0.28 0.00 0.00 0.00 0.00 04:16:01 ens3 386.55 258.72 6371.58 30.13 0.00 0.00 0.00 0.00 04:16:01 vethf1fabd0 181.45 253.87 20.81 3616.12 0.00 0.00 0.00 0.30 04:16:01 docker0 181.45 253.72 18.33 3616.11 0.00 0.00 0.00 0.00 04:17:01 lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 04:17:01 ens3 161.94 119.91 2339.42 231.18 0.00 0.00 0.00 0.00 04:17:01 docker0 52.49 73.19 4.21 1096.64 0.00 0.00 0.00 0.00 Average: lo 1.82 1.82 0.18 0.18 0.00 0.00 0.00 0.00 Average: ens3 259.96 176.58 3454.26 104.61 0.00 0.00 0.00 0.00 Average: docker0 77.98 108.96 7.51 1570.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-1021) 11/05/26 _x86_64_ (8 CPU) 04:13:31 LINUX RESTART (8 CPU) 04:14:01 CPU %user %nice %system %iowait %steal %idle 04:15:01 all 9.68 0.00 0.81 2.30 0.00 87.21 04:15:01 0 2.92 0.00 0.35 0.25 0.00 96.48 04:15:01 1 6.99 0.00 0.37 0.02 0.00 92.62 04:15:01 2 2.11 0.00 0.43 2.24 0.00 95.22 04:15:01 3 8.62 0.00 2.01 13.33 0.00 76.04 04:15:01 4 30.70 0.00 1.82 1.00 0.00 66.48 04:15:01 5 19.16 0.00 0.85 0.43 0.00 79.55 04:15:01 6 3.55 0.00 0.28 0.02 0.00 96.15 04:15:01 7 3.39 0.00 0.38 1.17 0.00 95.06 04:16:01 all 28.37 0.00 2.36 1.50 0.01 67.75 04:16:01 0 24.44 0.00 2.25 0.75 0.02 72.54 04:16:01 1 33.33 0.00 2.02 0.20 0.00 64.44 04:16:01 2 29.24 0.00 2.53 0.35 0.02 67.86 04:16:01 3 28.80 0.00 1.88 4.06 0.00 65.26 04:16:01 4 27.92 0.00 2.08 0.02 0.00 69.99 04:16:01 5 34.72 0.00 3.16 2.45 0.00 59.67 04:16:01 6 27.21 0.00 2.86 3.77 0.00 66.16 04:16:01 7 21.36 0.00 2.14 0.43 0.00 76.07 04:17:01 all 20.80 0.00 3.23 0.81 0.01 75.15 04:17:01 0 25.21 0.00 3.55 0.05 0.00 71.18 04:17:01 1 26.81 0.00 2.75 0.05 0.00 70.39 04:17:01 2 19.79 0.00 3.57 3.99 0.00 72.65 04:17:01 3 13.03 0.00 2.43 0.39 0.02 84.15 04:17:01 4 22.47 0.00 3.22 0.07 0.00 74.25 04:17:01 5 16.08 0.00 2.23 0.07 0.02 81.60 04:17:01 6 31.53 0.00 4.92 0.32 0.03 63.20 04:17:01 7 11.49 0.00 3.13 1.57 0.02 83.79 Average: all 19.61 0.00 2.13 1.54 0.01 76.71 Average: 0 17.51 0.00 2.05 0.35 0.01 80.08 Average: 1 22.36 0.00 1.71 0.09 0.00 75.84 Average: 2 17.03 0.00 2.18 2.19 0.01 78.59 Average: 3 16.81 0.00 2.11 5.92 0.01 75.16 Average: 4 27.03 0.00 2.37 0.36 0.00 70.23 Average: 5 23.30 0.00 2.08 0.98 0.01 73.63 Average: 6 20.74 0.00 2.68 1.37 0.01 75.20 Average: 7 12.08 0.00 1.88 1.06 0.01 84.98