---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4987 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 9.2G 69G 12% / 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 561 12377 0 3100 15148 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:c8:b0:89 brd ff:ff:ff:ff:ff:ff inet 10.30.106.100/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85656sec preferred_lft 85656sec inet6 fe80::f816:3eff:fec8:b089/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4987) 11/02/26 _x86_64_ (4 CPU) 10:59:42 LINUX RESTART (4 CPU) 11:00:01 tps rtps wtps bread/s bwrtn/s 11:01:01 124.85 18.91 105.93 697.35 33924.21 11:02:01 188.72 34.41 154.32 2245.92 48409.46 11:03:01 25.46 8.22 17.25 313.15 8855.06 11:04:01 1.75 0.00 1.75 0.00 65.06 11:05:01 1.80 0.00 1.80 0.00 117.45 11:06:02 1.87 0.02 1.85 0.13 51.32 11:07:01 3.20 0.02 3.19 0.41 143.03 11:08:01 2.48 0.00 2.48 0.00 49.59 11:09:01 1.22 0.00 1.22 0.00 15.20 11:10:01 1.65 0.00 1.65 0.00 53.99 11:11:01 5.62 0.00 5.62 0.00 584.57 11:12:01 30.89 2.70 28.20 121.18 18780.07 Average: 32.50 5.36 27.14 281.93 9267.30 11:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:01:01 13898620 15524876 2526348 15.38 65716 1760136 805492 4.61 697368 1615344 208120 11:02:01 12755540 14988672 3669428 22.34 81364 2331000 1222900 7.00 1313664 2099192 82348 11:03:01 10535180 12791620 5889788 35.86 82380 2351996 3343760 19.14 3575456 2047700 1204 11:04:01 10505464 12763976 5919504 36.04 82448 2354196 3343760 19.14 3602616 2049688 2340 11:05:01 10511068 12770512 5913900 36.01 82516 2354824 3360884 19.23 3596732 2050548 36 11:06:02 10505288 12765736 5919680 36.04 82572 2355760 3360884 19.23 3601548 2051452 72 11:07:01 10471228 12734752 5953740 36.25 82664 2358624 3377772 19.33 3632048 2054188 128 11:08:01 10459824 12723800 5965144 36.32 82724 2358984 3377772 19.33 3642792 2054532 116 11:09:01 10459988 12724044 5964980 36.32 82780 2358984 3377772 19.33 3642920 2054532 208 11:10:01 10457800 12722748 5967168 36.33 82832 2359800 3377772 19.33 3644432 2055284 192 11:11:01 9249644 11531348 7175324 43.69 83096 2375760 4821556 27.59 4833236 2069552 488 11:12:01 12624528 15467292 3800440 23.14 86180 2926372 831516 4.76 1214976 2310744 36228 Average: 11036181 13292448 5388787 32.81 81439 2353870 2883487 16.50 3083149 2042730 27623 11:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:01:01 lo 1.00 1.00 0.12 0.12 0.00 0.00 0.00 0.00 11:01:01 ens3 94.30 65.42 1373.06 24.22 0.00 0.00 0.00 0.00 11:02:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 11:02:01 ens3 427.66 356.48 5138.39 59.29 0.00 0.00 0.00 0.00 11:03:01 lo 0.57 0.57 0.50 0.50 0.00 0.00 0.00 0.00 11:03:01 ens3 204.33 101.12 157.04 66.52 0.00 0.00 0.00 0.00 11:04:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:04:01 ens3 211.65 128.65 64.85 63.40 0.00 0.00 0.00 0.00 11:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 ens3 35.04 21.68 9.34 10.20 0.00 0.00 0.00 0.00 11:06:02 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:06:02 ens3 105.35 57.46 28.80 28.04 0.00 0.00 0.00 0.00 11:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 ens3 118.62 75.43 31.35 32.48 0.00 0.00 0.00 0.00 11:08:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:08:01 ens3 29.20 15.86 8.56 10.29 0.00 0.00 0.00 0.00 11:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 ens3 1.28 0.43 0.44 0.84 0.00 0.00 0.00 0.00 11:10:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 11:10:01 ens3 22.95 14.30 8.37 15.63 0.00 0.00 0.00 0.00 11:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 ens3 1085.47 737.08 344.81 350.48 0.00 0.00 0.00 0.00 11:12:01 lo 1.53 1.53 0.13 0.13 0.00 0.00 0.00 0.00 11:12:01 ens3 164.79 130.94 273.58 2793.16 0.00 0.00 0.00 0.00 Average: lo 0.38 0.38 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 208.51 142.17 620.76 288.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4987) 11/02/26 _x86_64_ (4 CPU) 10:59:42 LINUX RESTART (4 CPU) 11:00:01 CPU %user %nice %system %iowait %steal %idle 11:01:01 all 15.52 0.00 1.19 7.47 0.02 75.80 11:01:01 0 16.28 0.00 0.95 16.50 0.02 66.25 11:01:01 1 0.68 0.00 0.83 9.55 0.02 88.91 11:01:01 2 33.64 0.00 2.14 2.21 0.02 62.00 11:01:01 3 11.48 0.00 0.84 1.64 0.00 86.05 11:02:01 all 29.30 0.00 1.78 5.49 0.01 63.43 11:02:01 0 39.69 0.00 2.79 7.17 0.00 50.35 11:02:01 1 35.07 0.00 1.44 10.88 0.02 52.60 11:02:01 2 25.21 0.00 1.00 3.25 0.00 70.54 11:02:01 3 17.27 0.00 1.90 0.65 0.02 80.16 11:03:01 all 64.66 0.00 1.53 0.19 0.04 33.58 11:03:01 0 57.83 0.00 1.74 0.08 0.03 40.32 11:03:01 1 66.75 0.00 1.29 0.08 0.03 31.85 11:03:01 2 76.36 0.00 1.65 0.18 0.05 21.75 11:03:01 3 57.70 0.00 1.45 0.40 0.03 40.41 11:04:01 all 2.15 0.00 0.36 0.02 0.00 97.47 11:04:01 0 2.62 0.00 0.15 0.00 0.00 97.23 11:04:01 1 2.93 0.00 0.27 0.00 0.00 96.80 11:04:01 2 1.53 0.00 0.33 0.03 0.02 98.08 11:04:01 3 1.55 0.00 0.67 0.05 0.00 97.73 11:05:01 all 0.78 0.00 0.11 0.02 0.00 99.09 11:05:01 0 1.12 0.00 0.03 0.00 0.00 98.85 11:05:01 1 0.37 0.00 0.13 0.00 0.00 99.50 11:05:01 2 0.88 0.00 0.27 0.08 0.00 98.77 11:05:01 3 0.73 0.00 0.03 0.00 0.00 99.23 11:06:02 all 0.63 0.00 0.15 0.02 0.00 99.21 11:06:02 0 0.68 0.00 0.08 0.00 0.00 99.23 11:06:02 1 0.45 0.00 0.27 0.00 0.00 99.28 11:06:02 2 0.68 0.00 0.18 0.05 0.00 99.08 11:06:02 3 0.68 0.00 0.07 0.02 0.00 99.23 11:07:01 all 3.65 0.00 0.32 0.02 0.00 96.00 11:07:01 0 3.00 0.00 0.14 0.00 0.00 96.86 11:07:01 1 3.60 0.00 0.24 0.00 0.02 96.14 11:07:01 2 3.94 0.00 0.36 0.08 0.00 95.62 11:07:01 3 4.07 0.00 0.51 0.00 0.00 95.42 11:08:01 all 1.47 0.00 0.13 0.01 0.00 98.39 11:08:01 0 1.77 0.00 0.15 0.00 0.00 98.08 11:08:01 1 2.41 0.00 0.07 0.00 0.00 97.52 11:08:01 2 0.62 0.00 0.28 0.05 0.00 99.05 11:08:01 3 1.02 0.00 0.03 0.00 0.00 98.95 11:09:01 all 0.61 0.00 0.03 0.02 0.00 99.34 11:09:01 0 0.28 0.00 0.02 0.00 0.00 99.70 11:09:01 1 1.99 0.00 0.00 0.00 0.00 98.01 11:09:01 2 0.12 0.00 0.07 0.07 0.00 99.75 11:09:01 3 0.05 0.00 0.03 0.00 0.00 99.92 11:10:01 all 1.15 0.00 0.12 0.01 0.01 98.71 11:10:01 0 1.72 0.00 0.10 0.00 0.02 98.17 11:10:01 1 0.67 0.00 0.03 0.00 0.00 99.30 11:10:01 2 1.08 0.00 0.23 0.05 0.02 98.62 11:10:01 3 1.13 0.00 0.12 0.00 0.00 98.75 11:11:01 all 32.00 0.00 3.59 0.02 0.01 64.38 11:11:01 0 23.26 0.00 3.09 0.00 0.00 73.65 11:11:01 1 31.49 0.00 4.41 0.00 0.00 64.10 11:11:01 2 45.15 0.00 3.25 0.03 0.02 51.56 11:11:01 3 28.20 0.00 3.62 0.02 0.02 68.15 11:11:01 CPU %user %nice %system %iowait %steal %idle 11:12:01 all 25.31 0.00 2.30 0.56 0.02 71.81 11:12:01 0 33.43 0.00 2.43 1.38 0.02 62.74 11:12:01 1 29.51 0.00 2.53 0.08 0.03 67.84 11:12:01 2 12.55 0.00 1.39 0.77 0.00 85.29 11:12:01 3 25.67 0.00 2.81 0.02 0.03 71.46 Average: all 14.77 0.00 0.97 1.15 0.01 83.10 Average: 0 15.15 0.00 0.97 2.10 0.01 81.77 Average: 1 14.65 0.00 0.96 1.71 0.01 82.67 Average: 2 16.82 0.00 0.93 0.57 0.01 81.67 Average: 3 12.47 0.00 1.01 0.23 0.01 86.28