---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-239 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 11G 68G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 976 10864 0 4199 14733 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:4d:d9:1c brd ff:ff:ff:ff:ff:ff inet 10.30.107.25/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85619sec preferred_lft 85619sec inet6 fe80::f816:3eff:fe4d:d91c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-239) 09/12/26 _x86_64_ (4 CPU) 01:11:25 LINUX RESTART (4 CPU) 01:12:01 tps rtps wtps bread/s bwrtn/s 01:13:01 177.09 28.56 148.53 1672.25 58453.19 01:14:01 106.23 14.53 91.70 907.18 18479.45 01:15:01 7.65 0.03 7.62 0.27 1353.24 01:16:01 1.72 0.00 1.72 0.00 50.27 01:17:01 2.12 0.02 2.10 0.13 124.51 01:18:01 2.23 0.03 2.20 0.53 98.63 01:19:01 3.57 0.00 3.57 0.00 79.33 01:20:01 1.90 0.00 1.90 0.00 30.00 01:21:01 1.37 0.00 1.37 0.00 43.06 01:22:01 5.05 0.00 5.05 0.00 239.03 01:23:01 14.23 4.48 9.75 115.45 1584.14 01:24:01 26.18 0.98 25.20 82.65 23645.26 Average: 29.11 4.05 25.06 231.54 8681.80 01:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:13:01 12394304 15342756 4030664 24.54 75024 3046832 981740 5.62 894836 2867576 202052 01:14:01 9627836 12990072 6797132 41.38 81720 3437044 3868016 22.14 3365516 3135332 37724 01:15:01 8659896 12023096 7765072 47.28 81844 3437888 4056676 23.22 4336684 3128824 72 01:16:01 8646104 12012264 7778864 47.36 81884 3440724 4056676 23.22 4347768 3131636 2244 01:17:01 8630344 11997396 7794624 47.46 81960 3441512 4089452 23.40 4361604 3132440 144 01:18:01 8621012 11990352 7803956 47.51 82024 3443604 4089452 23.40 4369280 3134448 284 01:19:01 8605344 11975784 7819624 47.61 82104 3444532 4105872 23.50 4383880 3135288 196 01:20:01 8605080 11975824 7819888 47.61 82160 3444748 4105872 23.50 4384012 3135508 216 01:21:01 8596416 11967988 7828552 47.66 82204 3445476 4105872 23.50 4391752 3136176 260 01:22:01 8561300 11940160 7863668 47.88 82320 3452360 4155552 23.78 4418420 3142688 848 01:23:01 11531932 15485164 4893036 29.79 83672 4008788 773016 4.42 1186544 3400244 521536 01:24:01 11124324 15091876 5300644 32.27 85184 4021316 1120500 6.41 1754392 3239224 28708 Average: 9466991 12899394 6957977 42.36 81842 3505402 3292391 18.84 3516224 3143282 66190 01:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:13:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 01:13:01 ens3 698.30 331.46 19953.94 37.66 0.00 0.00 0.00 0.00 01:14:01 lo 0.45 0.45 0.06 0.06 0.00 0.00 0.00 0.00 01:14:01 ens3 460.56 371.32 4698.16 80.36 0.00 0.00 0.00 0.00 01:15:01 lo 0.48 0.48 0.48 0.48 0.00 0.00 0.00 0.00 01:15:01 ens3 110.25 63.89 63.89 54.28 0.00 0.00 0.00 0.00 01:16:01 lo 0.23 0.23 0.01 0.01 0.00 0.00 0.00 0.00 01:16:01 ens3 193.97 129.88 58.79 59.51 0.00 0.00 0.00 0.00 01:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:17:01 ens3 68.09 44.11 29.22 27.91 0.00 0.00 0.00 0.00 01:18:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:18:01 ens3 47.07 29.92 25.64 24.69 0.00 0.00 0.00 0.00 01:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 ens3 73.25 49.30 25.54 22.50 0.00 0.00 0.00 0.00 01:20:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 4.70 3.92 1.10 1.41 0.00 0.00 0.00 0.00 01:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 ens3 50.22 25.65 16.75 15.17 0.00 0.00 0.00 0.00 01:22:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 01:22:01 ens3 646.46 429.60 225.37 209.88 0.00 0.00 0.00 0.00 01:23:01 lo 1.13 1.13 0.09 0.09 0.00 0.00 0.00 0.00 01:23:01 ens3 962.92 698.53 822.25 311.39 0.00 0.00 0.00 0.00 01:24:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 01:24:01 ens3 113.25 68.86 46.38 252.31 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 285.75 187.20 2163.95 91.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-239) 09/12/26 _x86_64_ (4 CPU) 01:11:25 LINUX RESTART (4 CPU) 01:12:01 CPU %user %nice %system %iowait %steal %idle 01:13:01 all 24.08 0.00 1.96 2.31 0.02 71.63 01:13:01 0 13.59 0.00 1.22 0.25 0.02 84.92 01:13:01 1 13.06 0.00 1.09 0.52 0.00 85.33 01:13:01 2 24.85 0.00 1.44 2.85 0.02 70.85 01:13:01 3 45.00 0.00 4.11 5.63 0.05 45.21 01:14:01 all 53.34 0.00 1.90 0.63 0.03 44.10 01:14:01 0 49.75 0.00 2.75 1.42 0.03 46.05 01:14:01 1 52.82 0.00 1.51 0.37 0.05 45.26 01:14:01 2 57.19 0.00 1.72 0.43 0.03 40.62 01:14:01 3 53.60 0.00 1.61 0.32 0.02 44.46 01:15:01 all 31.70 0.00 0.66 0.04 0.02 67.58 01:15:01 0 31.95 0.00 0.77 0.02 0.00 67.27 01:15:01 1 32.71 0.00 0.58 0.00 0.02 66.69 01:15:01 2 28.69 0.00 0.73 0.05 0.00 70.52 01:15:01 3 33.44 0.00 0.60 0.12 0.00 65.85 01:16:01 all 2.93 0.00 0.45 0.01 0.00 96.61 01:16:01 0 2.07 0.00 0.43 0.02 0.02 97.47 01:16:01 1 2.30 0.00 0.45 0.00 0.00 97.25 01:16:01 2 3.35 0.00 0.20 0.00 0.02 96.43 01:16:01 3 3.99 0.00 0.66 0.02 0.02 95.31 01:17:01 all 0.99 0.00 0.16 0.02 0.00 98.83 01:17:01 0 0.57 0.00 0.02 0.00 0.00 99.42 01:17:01 1 0.92 0.00 0.17 0.00 0.02 98.90 01:17:01 2 0.65 0.00 0.28 0.00 0.00 99.07 01:17:01 3 1.81 0.00 0.17 0.05 0.00 97.98 01:18:01 all 1.36 0.00 0.17 0.02 0.00 98.46 01:18:01 0 1.65 0.00 0.17 0.00 0.00 98.18 01:18:01 1 1.15 0.00 0.17 0.00 0.00 98.68 01:18:01 2 1.27 0.00 0.13 0.00 0.00 98.60 01:18:01 3 1.37 0.00 0.20 0.07 0.00 98.36 01:19:01 all 2.07 0.00 0.22 0.02 0.00 97.69 01:19:01 0 1.87 0.00 0.20 0.00 0.00 97.93 01:19:01 1 2.03 0.00 0.18 0.02 0.00 97.77 01:19:01 2 2.30 0.00 0.25 0.00 0.02 97.43 01:19:01 3 2.09 0.00 0.25 0.07 0.00 97.60 01:20:01 all 0.56 0.00 0.06 0.01 0.00 99.37 01:20:01 0 0.07 0.00 0.05 0.00 0.00 99.88 01:20:01 1 0.40 0.00 0.02 0.00 0.00 99.58 01:20:01 2 0.18 0.00 0.08 0.02 0.00 99.72 01:20:01 3 1.57 0.00 0.08 0.03 0.02 98.30 01:21:01 all 1.13 0.00 0.12 0.01 0.00 98.74 01:21:01 0 1.10 0.00 0.10 0.00 0.00 98.80 01:21:01 1 1.43 0.00 0.08 0.00 0.00 98.48 01:21:01 2 1.05 0.00 0.18 0.00 0.00 98.76 01:21:01 3 0.95 0.00 0.13 0.02 0.00 98.90 01:22:01 all 9.70 0.00 1.15 0.03 0.00 89.12 01:22:01 0 10.41 0.00 0.73 0.00 0.00 88.85 01:22:01 1 8.08 0.00 1.62 0.00 0.00 90.30 01:22:01 2 8.16 0.00 1.74 0.00 0.02 90.09 01:22:01 3 12.13 0.00 0.50 0.10 0.00 87.26 01:23:01 all 43.32 0.00 4.05 0.07 0.02 52.55 01:23:01 0 52.09 0.00 4.64 0.02 0.02 43.23 01:23:01 1 39.37 0.00 4.85 0.00 0.02 55.76 01:23:01 2 34.84 0.00 3.52 0.20 0.02 61.42 01:23:01 3 46.93 0.00 3.18 0.07 0.02 49.81 01:23:01 CPU %user %nice %system %iowait %steal %idle 01:24:01 all 30.86 0.00 0.87 0.53 0.01 67.73 01:24:01 0 24.24 0.00 0.87 0.05 0.00 74.84 01:24:01 1 33.30 0.00 0.97 0.02 0.02 65.70 01:24:01 2 27.47 0.00 0.78 1.77 0.00 69.97 01:24:01 3 38.44 0.00 0.85 0.30 0.02 60.40 Average: all 16.82 0.00 0.98 0.31 0.01 81.89 Average: 0 15.75 0.00 1.00 0.15 0.01 83.10 Average: 1 15.62 0.00 0.97 0.08 0.01 83.33 Average: 2 15.82 0.00 0.92 0.44 0.01 82.81 Average: 3 20.07 0.00 1.02 0.56 0.01 78.33