---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2758 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 7.6G 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 479 5341 0 2155 7217 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:d0:1d:45 brd ff:ff:ff:ff:ff:ff inet 10.32.6.114/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fed0:1d45/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2758) 01/08/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 144.41 54.81 89.60 3613.26 41289.54 12:49:01 85.75 29.97 55.78 1685.84 9003.00 12:50:01 64.29 9.22 55.07 513.38 10244.16 12:51:01 22.73 0.35 22.38 33.73 1496.02 Average: 79.30 23.59 55.71 1461.56 15507.91 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5929260 7371244 2238152 27.40 38712 1581992 731936 7.94 634836 1437064 88788 12:49:01 5584448 7298112 2582964 31.63 58800 1817948 803788 8.72 724016 1660616 105892 12:50:01 5492052 7408180 2675360 32.76 63608 2011272 659020 7.15 726992 1741576 26748 12:51:01 5479748 7399276 2687664 32.91 65612 2012468 670632 7.28 740168 1740204 10520 Average: 5621377 7369203 2546035 31.17 56683 1855920 716344 7.77 706503 1644865 57987 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 500.88 287.92 1477.49 69.53 0.00 0.00 0.00 0.00 12:48:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 118.01 97.20 487.99 24.80 0.00 0.00 0.00 0.00 12:49:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 12:50:01 ens3 245.21 260.11 1208.30 631.86 0.00 0.00 0.00 0.00 12:50:01 lo 1.37 1.37 0.12 0.12 0.00 0.00 0.00 0.00 12:51:01 ens3 12.25 13.28 9.54 6.32 0.00 0.00 0.00 0.00 12:51:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 219.08 164.62 795.82 183.12 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 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-2758) 01/08/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 22.45 0.00 2.51 4.12 0.95 69.97 12:48:01 0 24.93 0.00 2.28 3.74 1.02 68.03 12:48:01 1 33.16 0.00 1.85 4.92 1.17 58.90 12:48:01 2 19.71 0.00 4.20 1.56 0.94 73.59 12:48:01 3 11.98 0.00 1.67 6.29 0.67 79.39 12:49:01 all 26.43 0.00 1.61 1.99 1.02 68.95 12:49:01 0 23.48 0.00 1.47 0.98 0.87 73.21 12:49:01 1 30.56 0.00 1.63 4.97 0.98 61.86 12:49:01 2 33.73 0.00 2.55 1.92 1.37 60.43 12:49:01 3 17.98 0.00 0.81 0.08 0.88 80.25 12:50:01 all 35.03 0.00 1.86 0.94 1.80 60.38 12:50:01 0 28.40 0.00 1.28 1.01 1.51 67.79 12:50:01 1 26.21 0.00 1.71 1.75 1.68 68.65 12:50:01 2 29.32 0.00 2.07 0.18 1.72 66.71 12:50:01 3 56.21 0.00 2.35 0.83 2.27 38.34 12:51:01 all 21.57 0.00 0.85 0.61 0.69 76.28 12:51:01 0 0.80 0.00 0.45 1.79 0.12 96.84 12:51:01 1 36.40 0.00 1.30 0.07 0.85 61.39 12:51:01 2 34.28 0.00 1.08 0.10 0.83 63.70 12:51:01 3 14.79 0.00 0.56 0.48 0.95 83.22 Average: all 26.37 0.00 1.71 1.91 1.11 68.89 Average: 0 19.42 0.00 1.37 1.88 0.88 76.45 Average: 1 31.58 0.00 1.62 2.92 1.17 62.70 Average: 2 29.27 0.00 2.48 0.94 1.21 66.10 Average: 3 25.23 0.00 1.35 1.91 1.19 70.32