---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-583 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 9.4G 68G 13% / 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 12067 0 3416 15154 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:8d:35:ac brd ff:ff:ff:ff:ff:ff inet 10.30.107.216/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86056sec preferred_lft 86056sec inet6 fe80::f816:3eff:fe8d:35ac/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-583) 11/03/26 _x86_64_ (4 CPU) 09:51:22 LINUX RESTART (4 CPU) 09:52:03 tps rtps wtps bread/s bwrtn/s 09:53:01 329.77 36.37 293.40 1325.98 40873.37 09:54:01 647.29 16.90 630.39 1257.39 39651.66 09:55:01 9.15 0.00 9.15 0.00 1432.16 09:56:01 2.92 0.00 2.92 0.00 213.83 09:57:01 27.16 3.35 23.81 161.17 3035.09 Average: 202.41 11.16 191.25 543.69 16881.30 09:52:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:53:01 12652648 14837460 3772320 22.97 88764 2270948 1813988 10.38 1380996 2109684 416788 09:54:01 11433080 14399912 4991888 30.39 139228 2910212 2281512 13.06 1939668 2670880 23732 09:55:01 9893444 12879196 6531524 39.77 139768 2925804 3849552 22.03 3441404 2684640 3980 09:56:01 10085336 13072568 6339632 38.60 139812 2927428 3648056 20.88 3249000 2686264 80 09:57:01 12327156 15484720 4097812 24.95 143144 3085544 815172 4.67 930832 2788176 104408 Average: 11278333 14134771 5146635 31.33 130143 2823987 2481656 14.20 2188380 2587929 109798 09:52:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:53:01 lo 4.34 4.34 0.42 0.42 0.00 0.00 0.00 0.00 09:53:01 ens3 303.55 192.85 4566.59 32.62 0.00 0.00 0.00 0.00 09:54:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 09:54:01 ens3 244.28 209.43 2972.37 29.53 0.00 0.00 0.00 0.00 09:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:55:01 ens3 0.37 0.13 0.07 0.16 0.00 0.00 0.00 0.00 09:56:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:56:01 ens3 0.57 0.15 0.08 0.34 0.00 0.00 0.00 0.00 09:57:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 09:57:01 ens3 71.42 59.67 404.53 322.24 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 122.83 91.77 1568.75 77.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-583) 11/03/26 _x86_64_ (4 CPU) 09:51:22 LINUX RESTART (4 CPU) 09:52:03 CPU %user %nice %system %iowait %steal %idle 09:53:01 all 23.73 0.00 2.33 3.13 0.02 70.78 09:53:01 0 27.68 0.00 2.71 9.22 0.02 60.37 09:53:01 1 17.63 0.00 1.52 0.38 0.03 80.43 09:53:01 2 29.68 0.00 3.52 1.85 0.03 64.92 09:53:01 3 19.94 0.00 1.54 1.13 0.02 77.38 09:54:01 all 31.44 0.00 4.07 1.66 0.03 62.80 09:54:01 0 30.84 0.00 3.71 0.62 0.03 64.79 09:54:01 1 26.77 0.00 3.17 3.29 0.02 66.76 09:54:01 2 34.90 0.00 5.58 1.17 0.02 58.33 09:54:01 3 33.25 0.00 3.84 1.56 0.02 61.34 09:55:01 all 39.47 0.00 0.92 0.03 0.03 59.56 09:55:01 0 23.59 0.00 0.65 0.00 0.02 75.74 09:55:01 1 53.11 0.00 1.04 0.10 0.03 45.72 09:55:01 2 46.34 0.00 0.97 0.00 0.05 52.64 09:55:01 3 34.84 0.00 0.97 0.00 0.02 64.17 09:56:01 all 38.72 0.00 0.37 0.01 0.02 60.88 09:56:01 0 36.47 0.00 0.26 0.00 0.02 63.25 09:56:01 1 39.21 0.00 0.53 0.03 0.02 60.20 09:56:01 2 52.08 0.00 0.35 0.00 0.03 47.53 09:56:01 3 27.10 0.00 0.33 0.00 0.02 72.55 09:57:01 all 25.63 0.00 1.32 0.13 0.03 72.89 09:57:01 0 19.00 0.00 1.25 0.05 0.03 79.67 09:57:01 1 15.31 0.00 1.12 0.40 0.02 83.15 09:57:01 2 51.59 0.00 1.77 0.02 0.05 46.57 09:57:01 3 16.62 0.00 1.15 0.08 0.02 82.12 Average: all 31.86 0.00 1.79 0.98 0.02 65.35 Average: 0 27.52 0.00 1.70 1.92 0.02 68.83 Average: 1 30.50 0.00 1.48 0.84 0.02 67.16 Average: 2 43.02 0.00 2.43 0.60 0.04 53.92 Average: 3 26.39 0.00 1.57 0.55 0.02 71.48