---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-724 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 8.9G 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 596 12661 0 2782 15115 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:ec:b1:23 brd ff:ff:ff:ff:ff:ff inet 10.30.107.185/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86093sec preferred_lft 86093sec inet6 fe80::f816:3eff:feec:b123/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-724) 11/03/26 _x86_64_ (4 CPU) 18:48:29 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 136.25 16.76 119.49 1289.14 42499.24 18:51:01 148.81 20.95 127.86 1131.28 17342.18 18:52:01 21.95 5.20 16.75 213.83 2631.16 18:53:01 19.13 3.28 15.85 127.85 1503.75 Average: 81.30 11.53 69.78 688.02 15883.20 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13764640 15579116 2660328 16.20 71712 1933336 776596 4.44 642172 1784840 236904 18:51:01 12778200 14938360 3646768 22.20 89396 2247528 1310116 7.50 1371776 2011468 57056 18:52:01 12105440 14289680 4319528 26.30 90512 2269124 2087908 11.95 2055548 1995084 1700 18:53:01 12984472 15497332 3440496 20.95 92496 2591800 817916 4.68 987456 2179940 320116 Average: 12908188 15076122 3516780 21.41 86029 2260447 1248134 7.14 1264238 1992833 153944 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 153.08 110.91 1698.98 25.14 0.00 0.00 0.00 0.00 18:50:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 18:51:01 ens3 395.72 360.56 3645.93 71.04 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 264.24 151.07 171.01 78.62 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 266.56 197.55 397.90 1264.39 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 270.39 205.42 1477.53 361.20 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.29 0.29 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-724) 11/03/26 _x86_64_ (4 CPU) 18:48:29 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.95 0.00 1.41 2.44 0.00 80.20 18:50:01 0 22.56 0.00 1.88 2.39 0.00 73.16 18:50:01 1 8.96 0.00 0.97 0.22 0.00 89.86 18:50:01 2 15.41 0.00 1.58 5.88 0.00 77.12 18:50:01 3 16.86 0.00 1.19 1.26 0.00 80.68 18:51:01 all 31.58 0.00 2.21 0.66 0.02 65.53 18:51:01 0 35.20 0.00 2.69 1.25 0.03 60.83 18:51:01 1 33.95 0.00 2.09 0.18 0.02 63.76 18:51:01 2 28.71 0.00 1.50 0.77 0.02 69.00 18:51:01 3 28.43 0.00 2.55 0.45 0.02 68.55 18:52:01 all 76.88 0.00 2.53 0.10 0.03 20.46 18:52:01 0 83.02 0.00 2.12 0.03 0.03 14.79 18:52:01 1 60.88 0.00 2.90 0.10 0.00 36.12 18:52:01 2 79.76 0.00 2.74 0.22 0.02 17.27 18:52:01 3 83.82 0.00 2.39 0.03 0.07 13.69 18:53:01 all 56.80 0.00 2.57 0.09 0.03 40.52 18:53:01 0 55.71 0.00 2.07 0.15 0.02 42.05 18:53:01 1 49.47 0.00 2.56 0.02 0.00 47.95 18:53:01 2 52.95 0.00 3.07 0.13 0.02 43.83 18:53:01 3 69.06 0.00 2.58 0.03 0.05 28.28 Average: all 45.42 0.00 2.18 0.82 0.02 51.57 Average: 0 49.23 0.00 2.19 0.95 0.02 47.61 Average: 1 38.42 0.00 2.13 0.13 0.00 59.32 Average: 2 44.31 0.00 2.22 1.74 0.01 51.72 Average: 3 49.72 0.00 2.18 0.44 0.03 47.62