---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-17500 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: 2799.996 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 9.0G 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 566 12609 0 2863 15144 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:4a:55:6d brd ff:ff:ff:ff:ff:ff inet 10.30.107.125/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:fe4a:556d/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-17500) 09/03/26 _x86_64_ (4 CPU) 03:04:38 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 113.11 8.02 105.10 282.49 51194.27 03:07:01 133.24 15.48 117.76 411.66 20446.06 03:08:01 25.54 3.18 22.36 344.82 4830.39 03:09:01 27.43 3.20 24.23 97.98 4254.76 Average: 74.83 7.47 67.36 284.24 20180.73 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13835592 15513668 2589376 15.76 66720 1808248 813004 4.65 714392 1653748 254704 03:07:01 13262936 15138980 3162032 19.25 82948 1977728 1298188 7.43 1108824 1806240 13916 03:08:01 12086268 14101492 4338700 26.42 86384 2109344 2299096 13.16 2166424 1914360 5612 03:09:01 12875452 15472400 3549516 21.61 90152 2678356 831508 4.76 1016512 2260472 483280 Average: 13015062 15056635 3409906 20.76 81551 2143419 1310449 7.50 1251538 1908705 189378 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.13 1.13 0.14 0.14 0.00 0.00 0.00 0.00 03:06:01 ens3 97.18 70.65 1316.94 24.12 0.00 0.00 0.00 0.00 03:07:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 03:07:01 ens3 279.34 246.98 1343.08 63.16 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1762.53 1096.82 2152.11 428.29 0.00 0.00 0.00 0.00 03:09:01 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 276.52 206.23 776.70 103.16 0.00 0.00 0.00 0.00 Average: lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 603.94 405.20 1397.24 154.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-17500) 09/03/26 _x86_64_ (4 CPU) 03:04:38 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.44 0.00 1.13 3.53 0.01 78.90 03:06:01 0 26.59 0.00 2.29 0.82 0.00 70.30 03:06:01 1 8.32 0.00 0.60 6.36 0.02 84.71 03:06:01 2 1.27 0.00 0.23 4.50 0.00 94.00 03:06:01 3 29.54 0.00 1.40 2.43 0.02 66.61 03:07:01 all 20.89 0.00 1.77 0.63 0.02 76.70 03:07:01 0 16.46 0.00 1.91 0.40 0.02 81.21 03:07:01 1 17.62 0.00 0.90 0.17 0.00 81.31 03:07:01 2 20.19 0.00 2.12 1.91 0.03 75.75 03:07:01 3 29.36 0.00 2.09 0.03 0.02 68.50 03:08:01 all 33.54 0.00 5.85 0.08 0.01 60.53 03:08:01 0 20.94 0.00 2.03 0.10 0.02 76.91 03:08:01 1 46.20 0.00 8.78 0.18 0.03 44.80 03:08:01 2 29.61 0.00 7.95 0.03 0.00 62.40 03:08:01 3 37.51 0.00 4.65 0.00 0.02 57.82 03:09:01 all 36.44 0.00 1.86 0.09 0.01 61.60 03:09:01 0 30.31 0.00 1.50 0.12 0.02 68.06 03:09:01 1 34.30 0.00 1.86 0.13 0.00 63.70 03:09:01 2 41.86 0.00 2.18 0.02 0.02 55.92 03:09:01 3 39.25 0.00 1.92 0.08 0.00 58.75 Average: all 26.83 0.00 2.65 1.08 0.01 69.43 Average: 0 23.56 0.00 1.93 0.36 0.01 74.14 Average: 1 26.62 0.00 3.04 1.71 0.01 68.62 Average: 2 23.24 0.00 3.12 1.61 0.01 72.01 Average: 3 33.92 0.00 2.51 0.64 0.01 62.92