---> uname -a: Linux prd-ubuntu1804-docker-8c-8g-4911 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 893 27946 0 3327 30821 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:08:fe:65 brd ff:ff:ff:ff:ff:ff inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85982sec preferred_lft 85982sec inet6 fe80::f816:3eff:fe08:fe65/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:db:10:f7:63 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:dbff:fe10:f763/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4911) 10/25/26 _x86_64_ (8 CPU) 03:27:29 LINUX RESTART (8 CPU) 03:28:02 tps rtps wtps bread/s bwrtn/s 03:29:02 258.07 23.01 235.06 759.88 63613.01 03:30:01 178.61 19.25 159.36 474.36 71928.96 03:31:01 40.93 2.40 38.53 111.05 19279.32 03:32:01 14.31 0.38 13.93 21.73 1507.75 03:33:01 136.01 3.48 132.53 465.26 30644.76 03:34:01 57.73 1.67 56.06 109.03 13440.32 Average: 113.70 8.29 105.40 321.92 33210.68 03:28:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:29:02 30048124 31643524 2891096 8.78 71468 1833380 1470500 4.33 908688 1690980 190704 03:30:01 29242900 31131468 3696320 11.22 88864 2093760 2284904 6.72 1450496 1922396 15532 03:31:01 27756476 29832688 5182744 15.73 93492 2271044 3511240 10.33 2802592 2042568 6336 03:32:01 28229300 30344500 4709920 14.30 95840 2306016 2636224 7.76 2323136 2045996 4384 03:33:01 27328932 30258780 5610288 17.03 106332 3093460 2880984 8.48 2488820 2737912 88200 03:34:01 28649888 31594252 4289332 13.02 109568 3103892 1455868 4.28 1177512 2729712 11480 Average: 28542603 30800869 4396617 13.35 94261 2450259 2373287 6.98 1858541 2194927 52773 03:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:02 lo 1.08 1.08 0.13 0.13 0.00 0.00 0.00 0.00 03:29:02 ens3 135.26 96.49 1197.25 26.92 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 lo 0.81 0.81 0.07 0.07 0.00 0.00 0.00 0.00 03:30:01 ens3 218.56 188.85 1729.28 59.95 0.00 0.00 0.00 0.00 03:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:31:01 ens3 522.21 306.38 2801.51 102.75 0.00 0.00 0.00 0.00 03:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 03:32:01 ens3 236.81 144.01 457.28 67.08 0.00 0.00 0.00 0.00 03:33:01 docker0 6.35 14.83 0.49 189.41 0.00 0.00 0.00 0.00 03:33:01 lo 0.80 0.80 0.07 0.07 0.00 0.00 0.00 0.00 03:33:01 ens3 293.20 209.45 1890.14 81.73 0.00 0.00 0.00 0.00 03:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:34:01 lo 15.53 15.53 1.39 1.39 0.00 0.00 0.00 0.00 03:34:01 ens3 195.65 180.89 107.49 95.81 0.00 0.00 0.00 0.00 Average: docker0 1.06 2.49 0.08 31.74 0.00 0.00 0.00 0.00 Average: lo 3.17 3.17 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 267.45 187.93 1363.23 72.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-docker-8c-8g-4911) 10/25/26 _x86_64_ (8 CPU) 03:27:29 LINUX RESTART (8 CPU) 03:28:02 CPU %user %nice %system %iowait %steal %idle 03:29:02 all 8.95 0.00 0.78 2.01 0.01 88.26 03:29:02 0 1.15 0.00 0.20 0.03 0.00 98.61 03:29:02 1 1.97 0.00 0.25 3.80 0.00 93.97 03:29:02 2 1.04 0.00 1.00 3.28 0.00 94.68 03:29:02 3 5.07 0.00 0.46 0.10 0.00 94.37 03:29:02 4 35.69 0.00 2.07 1.05 0.00 61.20 03:29:02 5 8.99 0.00 0.49 0.08 0.00 90.43 03:29:02 6 14.61 0.00 1.03 0.42 0.00 83.94 03:29:02 7 2.99 0.00 0.71 7.27 0.00 89.03 03:30:01 all 13.69 0.00 1.14 1.01 0.01 84.15 03:30:01 0 13.69 0.00 1.58 0.37 0.00 84.36 03:30:01 1 14.42 0.00 1.55 0.31 0.00 83.73 03:30:01 2 12.70 0.00 0.73 0.85 0.00 85.72 03:30:01 3 15.33 0.00 0.56 0.02 0.02 84.07 03:30:01 4 20.42 0.00 1.53 0.46 0.02 77.58 03:30:01 5 12.49 0.00 0.97 0.37 0.00 86.17 03:30:01 6 9.43 0.00 0.90 0.34 0.00 89.33 03:30:01 7 11.03 0.00 1.29 5.38 0.02 82.28 03:31:01 all 39.57 0.00 1.22 0.20 0.02 59.00 03:31:01 0 37.81 0.00 1.63 0.02 0.02 60.52 03:31:01 1 38.50 0.00 0.99 0.02 0.02 60.48 03:31:01 2 37.28 0.00 0.72 0.02 0.02 61.97 03:31:01 3 48.72 0.00 1.27 0.03 0.03 49.95 03:31:01 4 44.08 0.00 1.07 0.02 0.02 54.81 03:31:01 5 37.63 0.00 1.17 0.08 0.02 61.10 03:31:01 6 39.64 0.00 1.57 0.02 0.02 58.75 03:31:01 7 32.93 0.00 1.32 1.39 0.00 64.36 03:32:01 all 37.93 0.00 1.19 0.02 0.02 60.84 03:32:01 0 37.65 0.00 0.90 0.00 0.02 61.43 03:32:01 1 35.46 0.00 1.28 0.02 0.02 63.22 03:32:01 2 29.34 0.00 1.02 0.02 0.02 69.60 03:32:01 3 32.54 0.00 1.09 0.10 0.02 66.25 03:32:01 4 32.54 0.00 1.05 0.02 0.00 66.39 03:32:01 5 48.67 0.00 1.33 0.00 0.02 49.98 03:32:01 6 45.94 0.00 1.35 0.00 0.03 52.67 03:32:01 7 41.26 0.00 1.50 0.03 0.03 57.17 03:33:01 all 22.43 0.00 2.86 0.66 0.01 74.03 03:33:01 0 19.92 0.00 2.20 0.22 0.00 77.66 03:33:01 1 17.37 0.00 2.77 0.94 0.02 78.91 03:33:01 2 24.34 0.00 2.48 0.45 0.02 72.71 03:33:01 3 26.17 0.00 2.86 2.92 0.02 68.03 03:33:01 4 28.94 0.00 3.80 0.10 0.02 67.14 03:33:01 5 21.95 0.00 3.73 0.03 0.00 74.29 03:33:01 6 19.84 0.00 2.71 0.45 0.03 76.97 03:33:01 7 20.92 0.00 2.33 0.17 0.00 76.58 03:34:01 all 16.77 0.00 2.17 0.27 0.01 80.77 03:34:01 0 8.61 0.00 2.09 0.28 0.02 89.00 03:34:01 1 17.59 0.00 2.92 0.24 0.00 79.25 03:34:01 2 13.10 0.00 2.44 0.00 0.02 84.44 03:34:01 3 11.25 0.00 1.75 1.04 0.00 85.96 03:34:01 4 15.29 0.00 2.13 0.40 0.02 82.16 03:34:01 5 17.88 0.00 1.94 0.07 0.02 80.10 03:34:01 6 40.05 0.00 2.24 0.17 0.02 57.52 03:34:01 7 10.44 0.00 1.86 0.02 0.02 87.67 Average: all 23.29 0.00 1.56 0.69 0.01 74.44 Average: 0 19.88 0.00 1.44 0.15 0.01 78.52 Average: 1 20.96 0.00 1.63 0.88 0.01 76.52 Average: 2 19.71 0.00 1.40 0.76 0.01 78.12 Average: 3 23.25 0.00 1.33 0.70 0.01 74.70 Average: 4 29.51 0.00 1.94 0.34 0.01 68.20 Average: 5 24.69 0.00 1.61 0.11 0.01 73.59 Average: 6 28.34 0.00 1.64 0.23 0.02 69.78 Average: 7 20.02 0.00 1.51 2.36 0.01 76.11