---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7170 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: 2799.998 BogoMIPS: 5599.99 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 9.6G 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 619 11821 0 3599 15090 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:0d:d1:36 brd ff:ff:ff:ff:ff:ff inet 10.30.107.87/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fe0d:d136/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7170) 10/05/26 _x86_64_ (4 CPU) 09:18:57 LINUX RESTART (4 CPU) 09:19:01 tps rtps wtps bread/s bwrtn/s 09:20:01 370.59 62.47 308.12 4264.89 111395.70 09:21:01 175.20 41.58 133.63 2463.72 19042.96 09:22:01 55.86 3.57 52.29 137.58 7486.75 09:23:01 166.67 5.97 160.71 172.64 19677.52 Average: 192.08 28.40 163.69 1759.71 39400.73 09:19:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:01 13873800 15516588 2551168 15.53 62656 1780736 855472 4.90 698464 1639364 174580 09:21:01 12229040 14318368 4195928 25.55 77656 2195244 2037508 11.66 1992200 1953972 10696 09:22:01 10248288 13042200 6176680 37.61 89588 2822984 3073512 17.59 3477260 2366424 447972 09:23:01 10080872 13013800 6344096 38.62 92812 2950840 3089044 17.68 3596576 2405840 6132 Average: 11608000 13972739 4816968 29.33 80678 2437451 2263884 12.96 2441125 2091400 159845 09:19:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:01 ens3 286.55 202.67 1840.95 77.02 0.00 0.00 0.00 0.00 09:20:01 lo 1.67 1.67 0.19 0.19 0.00 0.00 0.00 0.00 09:21:01 ens3 380.67 304.57 3086.10 87.95 0.00 0.00 0.00 0.00 09:21:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 09:22:01 ens3 132.64 107.23 552.28 699.23 0.00 0.00 0.00 0.00 09:22:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 09:23:01 ens3 175.72 159.12 610.68 116.81 0.00 0.00 0.00 0.00 09:23:01 lo 1.53 1.53 13.54 13.54 0.00 0.00 0.00 0.00 Average: ens3 243.90 193.40 1522.50 245.25 0.00 0.00 0.00 0.00 Average: lo 0.97 0.97 3.45 3.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7170) 10/05/26 _x86_64_ (4 CPU) 09:18:57 LINUX RESTART (4 CPU) 09:19:01 CPU %user %nice %system %iowait %steal %idle 09:20:01 all 21.62 0.00 2.27 5.50 0.02 70.60 09:20:01 0 13.26 0.00 1.77 1.72 0.02 83.24 09:20:01 1 33.58 0.00 2.99 6.86 0.02 56.55 09:20:01 2 21.18 0.00 2.23 4.99 0.02 71.58 09:20:01 3 18.52 0.00 2.12 8.46 0.02 70.89 09:21:01 all 43.73 0.00 2.10 0.94 0.02 53.21 09:21:01 0 34.16 0.00 2.27 0.95 0.02 62.60 09:21:01 1 58.88 0.00 2.49 1.34 0.03 37.26 09:21:01 2 42.30 0.00 1.34 0.54 0.00 55.83 09:21:01 3 39.57 0.00 2.26 0.96 0.02 57.20 09:22:01 all 55.92 0.00 1.96 0.23 0.02 41.87 09:22:01 0 49.48 0.00 1.71 0.00 0.02 48.79 09:22:01 1 62.68 0.00 2.09 0.75 0.03 34.45 09:22:01 2 54.65 0.00 1.53 0.00 0.02 43.80 09:22:01 3 56.90 0.00 2.53 0.15 0.02 40.40 09:23:01 all 64.44 0.00 1.76 0.42 0.03 33.34 09:23:01 0 68.66 0.00 1.63 0.08 0.03 29.59 09:23:01 1 55.43 0.00 2.03 0.93 0.03 41.57 09:23:01 2 66.54 0.00 1.40 0.12 0.03 31.91 09:23:01 3 67.15 0.00 1.99 0.53 0.02 30.32 Average: all 46.46 0.00 2.02 1.77 0.02 49.73 Average: 0 41.41 0.00 1.85 0.69 0.02 56.03 Average: 1 52.68 0.00 2.40 2.46 0.03 42.43 Average: 2 46.20 0.00 1.62 1.41 0.02 50.76 Average: 3 45.58 0.00 2.23 2.52 0.02 49.66