---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4754 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 483 5329 0 2163 7212 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:a1:b3:6f brd ff:ff:ff:ff:ff:ff inet 10.32.7.13/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86095sec preferred_lft 86095sec inet6 fe80::f816:3eff:fea1:b36f/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-4754) 07/01/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 135.29 54.76 80.54 3591.40 40507.13 19:15:01 56.08 0.17 55.91 22.23 9800.10 19:16:01 81.12 18.53 62.59 668.96 9388.44 19:17:02 23.31 2.97 20.35 120.65 4391.53 Average: 74.03 19.19 54.84 1105.32 16047.83 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6011484 7433368 2155936 26.40 37032 1564696 678980 7.37 565192 1426992 85904 19:15:01 5703388 7410960 2464032 30.17 57056 1812428 695100 7.54 587808 1674728 164148 19:16:01 5490564 7402904 2676856 32.77 63492 2005996 656692 7.13 692664 1773536 100872 19:17:02 5472796 7398772 2694624 32.99 65032 2017352 664248 7.21 704204 1777944 8676 Average: 5669558 7411501 2497862 30.58 55653 1850118 673755 7.31 637467 1663300 89900 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 338.66 189.20 1439.61 61.62 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:15:01 ens3 41.52 29.27 403.05 3.86 0.00 0.00 0.00 0.00 19:16:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 252.27 269.39 1416.44 61.18 0.00 0.00 0.00 0.00 19:17:02 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 19:17:02 ens3 48.01 56.42 28.90 528.01 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 170.65 136.52 823.75 164.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4754) 07/01/26 _x86_64_ (4 CPU) 19:12:52 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.04 0.00 2.38 5.00 3.55 68.03 19:14:02 0 15.49 0.00 3.33 1.32 2.36 77.50 19:14:02 1 21.48 0.00 1.81 5.61 3.07 68.03 19:14:02 2 11.07 0.00 1.95 4.46 4.47 78.05 19:14:02 3 36.18 0.00 2.43 8.61 4.28 48.50 19:15:01 all 19.95 0.00 1.22 2.11 1.96 74.76 19:15:01 0 29.44 0.00 1.23 4.08 2.32 62.94 19:15:01 1 32.35 0.00 1.93 0.52 1.99 63.21 19:15:01 2 9.82 0.00 0.75 0.08 2.50 86.85 19:15:01 3 8.36 0.00 0.98 3.79 1.03 85.84 19:16:01 all 36.45 0.00 1.94 1.90 6.07 53.64 19:16:01 0 45.31 0.00 1.83 2.19 5.73 44.93 19:16:01 1 38.81 0.00 1.34 0.61 5.67 53.57 19:16:01 2 27.75 0.00 2.34 1.11 6.83 61.97 19:16:01 3 34.03 0.00 2.23 3.72 6.04 53.98 19:17:02 all 17.11 0.00 0.87 0.90 1.54 79.58 19:17:02 0 24.80 0.00 0.80 0.43 1.71 72.26 19:17:02 1 23.04 0.00 1.21 1.50 1.45 72.80 19:17:02 2 5.83 0.00 0.66 1.12 2.09 90.30 19:17:02 3 14.89 0.00 0.78 0.55 0.92 82.86 Average: all 23.68 0.00 1.60 2.49 3.29 68.94 Average: 0 28.77 0.00 1.80 2.00 3.04 64.40 Average: 1 28.93 0.00 1.57 2.07 3.06 64.37 Average: 2 13.66 0.00 1.43 1.70 3.99 79.23 Average: 3 23.48 0.00 1.61 4.18 3.08 67.64