---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6346 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 9.0G 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 605 12563 0 2871 15105 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:df:57:26 brd ff:ff:ff:ff:ff:ff inet 10.30.106.151/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86107sec preferred_lft 86107sec inet6 fe80::f816:3eff:fedf:5726/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6346) 10/01/26 _x86_64_ (4 CPU) 03:04:34 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 142.33 14.83 127.50 348.61 46946.44 03:07:01 111.24 4.42 106.81 122.83 15414.47 03:08:01 13.78 5.20 8.58 400.67 964.61 03:09:01 27.81 2.68 25.13 136.91 4359.14 Average: 73.63 6.79 66.84 252.80 16926.80 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13811588 15613828 2613380 15.91 70760 1922092 703512 4.03 608080 1771496 251848 03:07:01 13104584 15101040 3320384 20.22 85384 2092080 1282044 7.34 1147412 1918096 14040 03:08:01 12035232 14061460 4389736 26.73 86616 2119468 2293496 13.13 2212012 1917964 7628 03:09:01 12934540 15536928 3490428 21.25 90592 2682500 771892 4.42 953416 2262880 479444 Average: 12971486 15078314 3453482 21.03 83338 2204035 1262736 7.23 1230230 1967609 188240 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 03:06:02 ens3 148.98 101.98 1838.50 17.04 0.00 0.00 0.00 0.00 03:07:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 358.84 302.14 2607.42 71.55 0.00 0.00 0.00 0.00 03:08:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 03:08:01 ens3 1022.91 687.84 264.87 313.95 0.00 0.00 0.00 0.00 03:09:01 lo 2.82 2.82 0.25 0.25 0.00 0.00 0.00 0.00 03:09:01 ens3 462.49 286.92 789.44 1832.55 0.00 0.00 0.00 0.00 Average: lo 1.18 1.18 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 498.91 344.91 1369.86 560.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6346) 10/01/26 _x86_64_ (4 CPU) 03:04:34 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 17.98 0.00 1.35 3.17 0.01 77.49 03:06:02 0 30.84 0.00 2.00 0.70 0.02 66.44 03:06:02 1 6.65 0.00 0.75 5.38 0.00 87.22 03:06:02 2 22.89 0.00 1.80 6.26 0.02 69.03 03:06:02 3 11.50 0.00 0.85 0.33 0.00 87.31 03:07:01 all 20.47 0.00 1.75 0.36 0.01 77.41 03:07:01 0 26.62 0.00 1.46 0.08 0.02 71.82 03:07:01 1 19.70 0.00 1.75 1.12 0.02 77.41 03:07:01 2 18.41 0.00 1.72 0.10 0.02 79.76 03:07:01 3 17.14 0.00 2.09 0.10 0.02 80.65 03:08:01 all 35.45 0.00 5.42 0.08 0.03 59.01 03:08:01 0 24.01 0.00 4.08 0.18 0.02 71.71 03:08:01 1 56.19 0.00 5.78 0.05 0.05 37.93 03:08:01 2 38.39 0.00 9.05 0.00 0.03 52.52 03:08:01 3 23.19 0.00 2.76 0.12 0.02 73.92 03:09:01 all 38.68 0.00 2.56 0.13 0.03 58.60 03:09:01 0 32.26 0.00 2.31 0.03 0.02 65.38 03:09:01 1 43.08 0.00 2.74 0.25 0.03 53.90 03:09:01 2 44.22 0.00 2.67 0.08 0.02 53.01 03:09:01 3 35.20 0.00 2.51 0.15 0.03 62.11 Average: all 28.18 0.00 2.77 0.94 0.02 68.09 Average: 0 28.44 0.00 2.47 0.25 0.02 68.83 Average: 1 31.46 0.00 2.76 1.70 0.03 64.05 Average: 2 31.03 0.00 3.82 1.62 0.02 63.51 Average: 3 21.80 0.00 2.05 0.18 0.02 75.95