---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5088 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: 2800.012 BogoMIPS: 5600.02 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 8.5G 69G 11% / 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 555 13217 0 2266 15168 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:cf:00:84 brd ff:ff:ff:ff:ff:ff inet 10.30.107.110/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85988sec preferred_lft 85988sec inet6 fe80::f816:3eff:fecf:84/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5088) 11/02/26 _x86_64_ (4 CPU) 14:03:29 LINUX RESTART (4 CPU) 14:04:01 tps rtps wtps bread/s bwrtn/s 14:05:01 19.76 0.00 19.76 0.00 23262.79 14:06:01 1.35 0.00 1.35 0.00 17.46 14:07:01 206.27 14.48 191.78 444.19 2166.17 14:08:01 123.20 19.30 103.90 664.40 11988.80 14:09:01 108.55 8.78 99.77 652.42 12784.40 14:10:01 33.68 1.10 32.58 80.52 1441.49 Average: 82.13 7.28 74.86 306.91 8610.09 14:04:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:05:01 14472860 15702600 1952108 11.89 32068 1416856 690620 3.95 480112 1301024 28 14:06:01 14477236 15707044 1947732 11.86 32116 1416860 690620 3.95 475616 1301020 152 14:07:01 14379416 15643560 2045552 12.45 34548 1448272 689844 3.95 546728 1324464 1368 14:08:01 13579544 15383488 2845424 17.32 70932 1923636 1190180 6.81 845804 1766944 240172 14:09:01 12417544 14368192 4007424 24.40 77972 2058192 2046628 11.71 1893928 1866668 1988 14:10:01 13499476 15495416 2925492 17.81 81996 2099180 830788 4.75 802512 1879408 40812 Average: 13804346 15383383 2620622 15.96 54939 1727166 1023113 5.86 840783 1573255 47420 14:04:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 ens3 1.12 0.33 0.40 0.60 0.00 0.00 0.00 0.00 14:06:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:06:01 ens3 1.03 0.57 0.41 0.53 0.00 0.00 0.00 0.00 14:07:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 14:07:01 ens3 132.48 81.49 361.92 37.50 0.00 0.00 0.00 0.00 14:08:01 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 14:08:01 ens3 141.12 92.80 1946.65 19.03 0.00 0.00 0.00 0.00 14:09:01 lo 18.83 18.83 2.54 2.54 0.00 0.00 0.00 0.00 14:09:01 ens3 891.77 554.32 1893.01 215.57 0.00 0.00 0.00 0.00 14:10:01 lo 33.23 33.23 4.23 4.23 0.00 0.00 0.00 0.00 14:10:01 ens3 1629.66 1053.41 830.11 478.16 0.00 0.00 0.00 0.00 Average: lo 8.97 8.97 1.16 1.16 0.00 0.00 0.00 0.00 Average: ens3 466.20 297.16 838.72 125.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5088) 11/02/26 _x86_64_ (4 CPU) 14:03:29 LINUX RESTART (4 CPU) 14:04:01 CPU %user %nice %system %iowait %steal %idle 14:05:01 all 0.24 0.00 0.03 0.51 0.00 99.22 14:05:01 0 0.07 0.00 0.02 0.00 0.00 99.92 14:05:01 1 0.05 0.00 0.03 1.96 0.00 97.96 14:05:01 2 0.05 0.00 0.02 0.00 0.00 99.93 14:05:01 3 0.78 0.00 0.05 0.10 0.00 99.07 14:06:01 all 0.08 0.00 0.00 0.01 0.00 99.91 14:06:01 0 0.20 0.00 0.02 0.02 0.00 99.77 14:06:01 1 0.05 0.00 0.00 0.02 0.00 99.93 14:06:01 2 0.02 0.00 0.00 0.00 0.00 99.98 14:06:01 3 0.05 0.00 0.00 0.00 0.00 99.95 14:07:01 all 3.70 0.00 0.50 1.01 0.00 94.79 14:07:01 0 5.63 0.00 0.35 0.13 0.02 93.87 14:07:01 1 2.26 0.00 0.42 0.55 0.00 96.77 14:07:01 2 3.94 0.00 0.88 3.32 0.02 91.85 14:07:01 3 2.98 0.00 0.33 0.00 0.00 96.68 14:08:01 all 22.99 0.00 1.44 1.94 0.02 73.62 14:08:01 0 30.02 0.00 1.82 0.68 0.02 67.47 14:08:01 1 26.90 0.00 1.67 5.82 0.03 65.58 14:08:01 2 18.48 0.00 1.38 0.67 0.00 79.47 14:08:01 3 16.56 0.00 0.90 0.62 0.02 81.91 14:09:01 all 27.35 0.00 2.15 0.26 0.03 70.21 14:09:01 0 27.31 0.00 1.82 0.15 0.03 70.68 14:09:01 1 27.47 0.00 2.53 0.50 0.02 69.48 14:09:01 2 28.76 0.00 2.23 0.28 0.02 68.71 14:09:01 3 25.85 0.00 1.99 0.12 0.03 72.00 14:10:01 all 21.11 0.00 3.55 0.13 0.03 75.18 14:10:01 0 28.82 0.00 3.51 0.32 0.05 67.30 14:10:01 1 14.48 0.00 3.72 0.03 0.03 81.74 14:10:01 2 23.67 0.00 3.41 0.03 0.02 72.87 14:10:01 3 17.47 0.00 3.55 0.10 0.03 78.84 Average: all 12.57 0.00 1.28 0.64 0.01 85.50 Average: 0 15.33 0.00 1.25 0.22 0.02 83.18 Average: 1 11.87 0.00 1.40 1.48 0.01 85.24 Average: 2 12.47 0.00 1.32 0.72 0.01 85.49 Average: 3 10.60 0.00 1.14 0.16 0.01 88.09