---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4415 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: 2799.998 BogoMIPS: 5599.99 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 7.7G 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 501 5218 0 2256 7191 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:e3:8b:27 brd ff:ff:ff:ff:ff:ff inet 10.32.6.99/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86078sec preferred_lft 86078sec inet6 fe80::f816:3eff:fee3:8b27/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4415) 06/27/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 152.40 67.26 85.14 4288.84 40753.63 12:49:01 56.24 0.17 56.07 22.23 9541.04 12:50:01 111.66 38.64 73.03 2185.14 9675.97 12:51:01 24.65 3.27 21.38 103.98 4849.46 12:52:01 21.41 0.35 21.06 33.73 1461.49 Average: 73.33 22.01 51.32 1331.23 13269.42 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5988072 7414980 2179348 26.68 37132 1569772 674088 7.31 584012 1431568 84852 12:49:01 5762512 7474792 2404908 29.45 57196 1816804 589732 6.40 525124 1678780 166552 12:50:01 5271796 7159160 2895624 35.45 65568 1977564 893468 9.69 919424 1761588 6904 12:51:01 5359992 7376936 2807428 34.37 68284 2102892 682960 7.41 765792 1825268 26112 12:52:01 5342500 7362764 2824920 34.59 70080 2104012 710712 7.71 783968 1823988 9112 Average: 5544974 7357726 2622446 32.11 59652 1914209 710192 7.71 715664 1704238 58706 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 12:48:02 ens3 453.75 237.67 1514.54 65.96 0.00 0.00 0.00 0.00 12:49:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 12:49:01 ens3 41.56 33.95 392.74 4.16 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 326.42 354.67 1521.85 65.79 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 122.93 117.85 283.51 618.31 0.00 0.00 0.00 0.00 12:52:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 12:52:01 ens3 12.20 12.81 9.50 6.08 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 191.88 151.79 745.64 152.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-4415) 06/27/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.24 0.00 2.99 5.14 2.09 67.55 12:48:02 0 12.86 0.00 1.99 10.32 1.66 73.18 12:48:02 1 16.78 0.00 5.10 4.09 2.34 71.68 12:48:02 2 18.72 0.00 1.74 2.06 1.71 75.77 12:48:02 3 40.64 0.00 3.09 4.07 2.68 49.52 12:49:01 all 21.18 0.00 1.30 1.44 0.85 75.23 12:49:01 0 15.35 0.00 1.22 3.35 0.54 79.53 12:49:01 1 12.07 0.00 0.72 0.05 0.81 86.35 12:49:01 2 19.73 0.00 0.71 2.20 0.95 76.41 12:49:01 3 37.64 0.00 2.54 0.19 1.12 58.51 12:50:01 all 46.29 0.00 2.56 1.77 3.19 46.20 12:50:01 0 42.04 0.00 1.82 3.22 2.89 50.03 12:50:01 1 50.45 0.00 2.71 0.88 3.40 42.56 12:50:01 2 44.83 0.00 2.92 2.19 3.14 46.91 12:50:01 3 47.86 0.00 2.76 0.77 3.29 45.32 12:51:01 all 15.97 0.00 0.98 0.60 0.66 81.79 12:51:01 0 3.48 0.00 0.42 0.93 0.45 94.73 12:51:01 1 44.94 0.00 1.92 0.87 1.28 50.99 12:51:01 2 3.03 0.00 0.48 0.55 0.23 95.70 12:51:01 3 12.51 0.00 1.12 0.03 0.69 85.65 12:52:01 all 19.67 0.00 0.91 0.53 0.73 78.15 12:52:01 0 9.61 0.00 0.67 0.33 0.37 89.03 12:52:01 1 38.44 0.00 1.17 0.33 1.08 58.98 12:52:01 2 23.69 0.00 1.05 1.40 0.98 72.88 12:52:01 3 6.89 0.00 0.78 0.08 0.52 91.72 Average: all 25.09 0.00 1.75 1.90 1.51 69.74 Average: 0 16.68 0.00 1.22 3.64 1.18 77.27 Average: 1 32.55 0.00 2.33 1.25 1.79 62.08 Average: 2 22.02 0.00 1.39 1.68 1.41 73.51 Average: 3 29.12 0.00 2.06 1.03 1.66 66.13