---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2621 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 468 5414 0 2093 7229 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:d6:02:07 brd ff:ff:ff:ff:ff:ff inet 10.32.6.62/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86114sec preferred_lft 86114sec inet6 fe80::f816:3eff:fed6:207/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2621) 01/06/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 115.33 54.10 61.23 3569.21 5474.33 19:15:01 66.02 12.73 53.29 293.68 9351.11 19:16:01 60.79 6.72 54.07 417.13 6987.90 19:17:01 22.41 0.33 22.08 33.59 4258.98 Average: 66.14 18.47 47.67 1078.46 6517.94 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5926332 7373848 2241080 27.44 38860 1587328 745296 8.09 634036 1441520 105584 19:15:01 5610640 7275000 2556772 31.30 58004 1770120 876436 9.51 749724 1611152 105632 19:16:01 5583076 7436140 2584336 31.64 63352 1949128 649108 7.04 667836 1712524 113868 19:17:01 5529616 7388148 2637796 32.30 65208 1952076 705168 7.65 719096 1713116 12220 Average: 5662416 7368284 2504996 30.67 56356 1814663 744002 8.07 692673 1619578 84326 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 406.96 228.37 1468.84 66.11 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 91.10 65.32 460.28 18.17 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 277.95 287.50 1228.91 568.72 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 10.18 10.81 8.14 5.37 0.00 0.00 0.00 0.00 19:17:01 lo 0.73 0.73 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 196.55 148.00 791.54 164.58 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2621) 01/06/26 _x86_64_ (4 CPU) 19:12:48 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 23.50 0.00 1.80 3.48 1.06 70.17 19:14:01 0 19.68 0.00 1.40 0.37 0.85 77.71 19:14:01 1 29.40 0.00 2.02 1.93 1.12 65.53 19:14:01 2 12.65 0.00 1.94 5.21 0.98 79.23 19:14:01 3 32.26 0.00 1.82 6.40 1.33 58.19 19:15:01 all 26.09 0.00 1.65 1.57 1.41 69.28 19:15:01 0 20.58 0.00 1.11 0.15 1.11 77.04 19:15:01 1 27.30 0.00 2.01 1.11 1.64 67.94 19:15:01 2 9.11 0.00 0.90 4.07 1.20 84.73 19:15:01 3 47.41 0.00 2.61 0.97 1.68 47.33 19:16:01 all 35.25 0.00 1.84 0.91 1.87 60.14 19:16:01 0 29.03 0.00 1.40 0.20 1.63 67.73 19:16:01 1 38.54 0.00 1.39 0.20 1.74 58.14 19:16:01 2 35.56 0.00 2.32 1.77 2.14 58.21 19:16:01 3 37.86 0.00 2.21 1.48 1.95 56.49 19:17:01 all 21.56 0.00 0.82 0.67 0.73 76.22 19:17:01 0 9.41 0.00 0.82 0.02 0.33 89.43 19:17:01 1 72.45 0.00 1.68 0.23 1.78 23.85 19:17:01 2 2.08 0.00 0.35 0.02 0.45 97.11 19:17:01 3 2.33 0.00 0.47 2.40 0.35 94.46 Average: all 26.59 0.00 1.53 1.66 1.27 68.96 Average: 0 19.68 0.00 1.18 0.18 0.98 77.98 Average: 1 41.92 0.00 1.77 0.87 1.57 53.87 Average: 2 14.82 0.00 1.37 2.77 1.19 79.85 Average: 3 29.96 0.00 1.78 2.81 1.33 64.12