---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4946 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 7.8G 12G 41% / 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 462 5209 0 2304 7230 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:fa:e5:27 brd ff:ff:ff:ff:ff:ff inet 10.32.7.136/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86011sec preferred_lft 86011sec inet6 fe80::f816:3eff:fefa:e527/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4946) 07/05/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 tps rtps wtps bread/s bwrtn/s 02:58:02 162.96 84.42 78.54 4938.64 39877.50 02:59:01 55.98 0.22 55.76 27.11 9313.32 03:00:01 46.53 12.36 34.17 244.59 6768.54 03:01:01 8.48 0.00 8.48 0.00 313.01 03:02:01 46.11 0.42 45.69 14.53 8764.15 03:03:01 24.58 1.85 22.73 97.85 4767.47 Average: 57.44 16.59 40.85 889.42 11640.10 02:57:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:58:02 6049212 7434192 2118200 25.93 35916 1529788 690408 7.49 568440 1390628 71112 02:59:01 5770444 7406804 2396968 29.35 55180 1746440 698940 7.58 608124 1597728 128660 03:00:01 5545600 7246348 2621812 32.10 58536 1805080 880580 9.55 777148 1648664 1292 03:01:01 5527636 7235208 2639776 32.32 60416 1809172 880580 9.55 789940 1651992 2312 03:02:01 5353180 7409692 2814232 34.46 65384 2145772 690588 7.49 632756 1969740 110972 03:03:01 5372960 7440112 2794452 34.21 67520 2153948 651164 7.07 609300 1972312 10188 Average: 5603172 7362059 2564240 31.40 57159 1865033 748710 8.12 664285 1705177 54089 02:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:58:02 ens3 321.63 163.97 1187.55 60.05 0.00 0.00 0.00 0.00 02:58:02 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 02:59:01 ens3 38.48 30.33 538.45 4.14 0.00 0.00 0.00 0.00 02:59:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 03:00:01 ens3 120.84 109.70 946.57 18.34 0.00 0.00 0.00 0.00 03:00:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 03:01:01 ens3 54.34 78.60 56.30 12.45 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 607.16 504.81 4055.30 76.77 0.00 0.00 0.00 0.00 03:02:01 lo 0.53 0.53 0.04 0.04 0.00 0.00 0.00 0.00 03:03:01 ens3 15.56 14.65 12.34 7.34 0.00 0.00 0.00 0.00 03:03:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 193.45 150.69 1134.55 29.92 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4946) 07/05/25 _x86_64_ (4 CPU) 02:56:57 LINUX RESTART (4 CPU) 02:57:01 CPU %user %nice %system %iowait %steal %idle 02:58:02 all 20.37 0.00 2.79 5.68 4.54 66.62 02:58:02 0 15.44 0.00 2.02 6.23 4.01 72.29 02:58:02 1 13.73 0.00 4.15 2.07 3.95 76.10 02:58:02 2 21.23 0.00 2.52 8.74 4.75 62.76 02:58:02 3 31.07 0.00 2.50 5.67 5.45 55.31 02:59:01 all 19.82 0.00 1.28 1.86 2.04 75.00 02:59:01 0 28.47 0.00 1.67 0.44 2.40 67.02 02:59:01 1 31.80 0.00 1.75 0.45 2.99 63.01 02:59:01 2 14.55 0.00 1.16 3.30 2.05 78.94 02:59:01 3 4.37 0.00 0.52 3.23 0.73 91.15 03:00:01 all 15.36 0.00 0.96 0.66 4.20 78.83 03:00:01 0 13.23 0.00 1.27 1.55 4.32 79.63 03:00:01 1 18.84 0.00 1.06 0.78 4.24 75.09 03:00:01 2 20.64 0.00 0.82 0.16 4.68 73.69 03:00:01 3 8.74 0.00 0.68 0.16 3.54 86.88 03:01:01 all 3.77 0.00 0.41 0.03 1.88 93.91 03:01:01 0 3.23 0.00 0.51 0.02 1.82 94.42 03:01:01 1 3.39 0.00 0.45 0.05 1.60 94.52 03:01:01 2 6.77 0.00 0.49 0.07 2.88 89.79 03:01:01 3 1.70 0.00 0.18 0.00 1.21 96.91 03:02:01 all 17.26 0.00 1.61 0.59 4.87 75.67 03:02:01 0 10.79 0.00 0.92 0.59 3.69 84.01 03:02:01 1 31.66 0.00 1.22 0.10 4.91 62.11 03:02:01 2 11.49 0.00 2.26 1.32 5.54 79.39 03:02:01 3 15.19 0.00 2.04 0.33 5.32 77.12 03:03:01 all 20.65 0.00 1.09 0.87 2.18 75.21 03:03:01 0 5.24 0.00 0.60 0.94 1.27 91.94 03:03:01 1 20.65 0.00 1.03 0.15 2.01 76.16 03:03:01 2 47.37 0.00 1.67 0.76 4.06 46.13 03:03:01 3 9.34 0.00 1.08 1.63 1.36 86.58 Average: all 16.19 0.00 1.36 1.61 3.29 77.55 Average: 0 12.68 0.00 1.16 1.64 2.92 81.60 Average: 1 19.98 0.00 1.61 0.60 3.29 74.53 Average: 2 20.32 0.00 1.49 2.39 4.00 71.80 Average: 3 11.78 0.00 1.17 1.83 2.95 82.26