---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18665 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 617 12564 0 2858 15094 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:66:7f:1e brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86048sec preferred_lft 86048sec inet6 fe80::f816:3eff:fe66:7f1e/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-18665) 09/07/26 _x86_64_ (4 CPU) 23:27:11 LINUX RESTART (4 CPU) 23:28:01 tps rtps wtps bread/s bwrtn/s 23:29:01 87.92 0.38 87.54 35.46 10812.86 23:30:01 46.96 0.12 46.84 15.73 6807.53 23:31:01 71.39 14.85 56.55 337.49 8252.32 23:32:01 23.86 6.38 17.48 430.86 1822.50 Average: 57.53 5.43 52.10 204.89 6923.86 23:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:29:01 13878660 15610104 2546300 15.50 69600 1854488 701040 4.01 606768 1711200 180524 23:30:01 13830756 15611060 2594204 15.79 69668 1902540 701040 4.01 604772 1758760 48680 23:31:01 12844260 14827692 3580700 21.80 79208 2088116 1470468 8.42 1418460 1913208 13316 23:32:01 12590820 14638460 3834140 23.34 81648 2146992 1577104 9.03 1639120 1939548 14648 Average: 13286124 15171829 3138836 19.11 75031 1998034 1112413 6.37 1067280 1830679 64292 23:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:29:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 23:29:01 ens3 216.23 143.61 1130.30 14.29 0.00 0.00 0.00 0.00 23:30:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 23:30:01 ens3 76.15 59.97 306.46 4.79 0.00 0.00 0.00 0.00 23:31:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 23:31:01 ens3 331.11 253.42 2661.67 40.59 0.00 0.00 0.00 0.00 23:32:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 23:32:01 ens3 2092.48 1800.70 1199.99 792.08 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 678.98 564.41 1324.66 212.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18665) 09/07/26 _x86_64_ (4 CPU) 23:27:11 LINUX RESTART (4 CPU) 23:28:01 CPU %user %nice %system %iowait %steal %idle 23:29:01 all 13.79 0.00 1.06 1.32 0.01 83.82 23:29:01 0 8.84 0.00 0.79 0.07 0.00 90.31 23:29:01 1 11.59 0.00 1.22 4.27 0.02 82.90 23:29:01 2 29.05 0.00 1.25 0.47 0.02 69.21 23:29:01 3 5.63 0.00 0.97 0.50 0.00 92.90 23:30:01 all 0.27 0.00 0.15 0.26 0.00 99.32 23:30:01 0 0.74 0.00 0.12 0.00 0.02 99.13 23:30:01 1 0.20 0.00 0.02 0.00 0.00 99.78 23:30:01 2 0.07 0.00 0.02 0.02 0.00 99.90 23:30:01 3 0.08 0.00 0.47 1.00 0.02 98.43 23:31:01 all 36.79 0.00 1.84 0.22 0.03 61.12 23:31:01 0 35.06 0.00 1.39 0.03 0.00 63.52 23:31:01 1 53.29 0.00 2.93 0.30 0.03 43.45 23:31:01 2 24.50 0.00 1.82 0.32 0.02 73.34 23:31:01 3 34.32 0.00 1.22 0.22 0.03 64.21 23:32:01 all 32.51 0.00 10.12 0.08 0.02 57.26 23:32:01 0 28.84 0.00 2.70 0.10 0.02 68.34 23:32:01 1 43.99 0.00 17.37 0.17 0.03 38.44 23:32:01 2 26.68 0.00 2.81 0.05 0.02 70.45 23:32:01 3 30.54 0.00 17.55 0.02 0.02 51.88 Average: all 20.84 0.00 3.29 0.47 0.02 75.38 Average: 0 18.37 0.00 1.25 0.05 0.01 80.32 Average: 1 27.25 0.00 5.38 1.18 0.02 66.17 Average: 2 20.07 0.00 1.47 0.21 0.01 78.23 Average: 3 17.65 0.00 5.05 0.43 0.02 76.85