---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8851 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 nrip_save 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 676K 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 606 12636 0 2796 15109 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:a7:37:a4 brd ff:ff:ff:ff:ff:ff inet 10.30.107.34/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fea7:37a4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8851) 07/11/26 _x86_64_ (4 CPU) 09:51:44 LINUX RESTART (4 CPU) 09:52:01 tps rtps wtps bread/s bwrtn/s 09:53:02 191.57 24.38 167.19 875.32 57125.41 09:54:01 170.14 38.23 131.91 2428.06 20792.81 09:55:01 17.98 2.02 15.96 44.66 2057.79 09:56:01 240.20 2.45 237.75 266.04 14104.50 Average: 154.91 16.68 138.23 897.12 23531.14 09:52:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:53:02 13785824 15563752 2639144 16.07 69224 1900940 779112 4.46 648724 1758068 317708 09:54:01 12205944 14323904 4219024 25.69 78816 2222108 2072320 11.86 1982584 1980792 2648 09:55:01 12848776 15242372 3576192 21.77 80488 2491436 1046724 5.99 1188228 2128332 219312 09:56:01 12906208 15437516 3518760 21.42 84148 2623312 877380 5.02 1063540 2191836 28600 Average: 12936688 15141886 3488280 21.24 78169 2309449 1193884 6.83 1220769 2014757 142067 09:52:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:53:02 ens3 110.60 80.65 1765.91 16.81 0.00 0.00 0.00 0.00 09:53:02 lo 1.53 1.53 0.18 0.18 0.00 0.00 0.00 0.00 09:54:01 ens3 515.30 385.56 4051.23 95.07 0.00 0.00 0.00 0.00 09:54:01 lo 13.05 13.05 1.64 1.64 0.00 0.00 0.00 0.00 09:55:01 ens3 488.22 352.61 1755.97 103.75 0.00 0.00 0.00 0.00 09:55:01 lo 16.83 16.83 4.55 4.55 0.00 0.00 0.00 0.00 09:56:01 ens3 342.34 251.98 1815.94 81.22 0.00 0.00 0.00 0.00 09:56:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 363.48 267.21 2340.11 74.13 0.00 0.00 0.00 0.00 Average: lo 8.10 8.10 1.62 1.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8851) 07/11/26 _x86_64_ (4 CPU) 09:51:44 LINUX RESTART (4 CPU) 09:52:01 CPU %user %nice %system %iowait %steal %idle 09:53:02 all 19.70 0.00 1.70 3.58 0.05 74.97 09:53:02 0 26.14 0.00 2.31 5.55 0.08 65.92 09:53:02 1 28.30 0.00 2.33 1.28 0.05 68.03 09:53:02 2 21.07 0.00 1.57 2.22 0.03 75.11 09:53:02 3 3.24 0.00 0.62 5.25 0.03 90.86 09:54:01 all 49.59 0.00 1.89 0.90 0.11 47.51 09:54:01 0 50.44 0.00 2.69 0.94 0.12 45.81 09:54:01 1 50.94 0.00 1.34 0.48 0.10 47.13 09:54:01 2 49.80 0.00 1.73 0.92 0.12 47.42 09:54:01 3 47.19 0.00 1.78 1.27 0.10 49.66 09:55:01 all 18.82 0.00 1.21 0.06 0.07 79.84 09:55:01 0 19.21 0.00 1.12 0.03 0.05 79.58 09:55:01 1 17.36 0.00 1.42 0.00 0.07 81.16 09:55:01 2 21.00 0.00 1.12 0.07 0.08 77.73 09:55:01 3 17.74 0.00 1.20 0.12 0.05 80.90 09:56:01 all 34.82 0.00 1.78 1.28 0.07 62.05 09:56:01 0 31.73 0.00 1.65 0.40 0.08 66.13 09:56:01 1 48.50 0.00 2.65 2.90 0.08 45.87 09:56:01 2 30.33 0.00 1.52 0.60 0.07 67.49 09:56:01 3 28.67 0.00 1.31 1.21 0.07 68.75 Average: all 30.66 0.00 1.65 1.45 0.08 66.17 Average: 0 31.80 0.00 1.94 1.73 0.08 64.44 Average: 1 36.21 0.00 1.94 1.17 0.08 60.61 Average: 2 30.46 0.00 1.48 0.95 0.08 67.03 Average: 3 24.15 0.00 1.22 1.96 0.06 72.60