---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2203 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 7.9G 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 474 4986 0 2514 7213 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:d2:ee:48 brd ff:ff:ff:ff:ff:ff inet 10.32.7.2/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fed2:ee48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2203) 11/07/26 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 tps rtps wtps bread/s bwrtn/s 23:19:01 145.03 55.61 89.42 3632.06 21703.07 23:20:01 100.05 36.94 63.11 2256.82 13584.40 23:21:01 22.53 11.11 11.41 800.00 6861.66 Average: 89.20 34.56 54.65 2229.63 14049.71 23:18:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:19:01 5812580 7440464 2354840 28.83 50516 1746692 664488 7.21 544956 1623988 222056 23:20:01 5347968 7298376 2819452 34.52 62928 2043540 785452 8.52 729736 1876780 99492 23:21:01 5161784 7427208 3005636 36.80 68316 2344548 641392 6.96 706412 2068796 191420 Average: 5440777 7388683 2726643 33.38 60587 2044927 697111 7.56 660368 1856521 170989 23:18:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:19:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 23:19:01 ens3 416.96 294.07 2182.02 71.09 0.00 0.00 0.00 0.00 23:20:01 lo 1.53 1.53 0.15 0.15 0.00 0.00 0.00 0.00 23:20:01 ens3 133.24 134.78 2010.50 25.55 0.00 0.00 0.00 0.00 23:21:01 lo 120.36 120.36 36.30 36.30 0.00 0.00 0.00 0.00 23:21:01 ens3 172.74 165.94 2675.65 26.67 0.00 0.00 0.00 0.00 Average: lo 40.94 40.94 12.18 12.18 0.00 0.00 0.00 0.00 Average: ens3 240.98 198.26 2289.39 41.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2203) 11/07/26 _x86_64_ (4 CPU) 23:17:53 LINUX RESTART (4 CPU) 23:18:01 CPU %user %nice %system %iowait %steal %idle 23:19:01 all 21.67 0.00 1.77 4.01 0.07 72.48 23:19:01 0 21.49 0.00 1.94 5.16 0.08 71.32 23:19:01 1 7.82 0.00 1.61 8.13 0.03 82.41 23:19:01 2 36.42 0.00 1.62 1.46 0.10 60.40 23:19:01 3 20.95 0.00 1.98 1.26 0.07 75.75 23:20:01 all 17.10 0.00 1.04 2.23 0.06 79.57 23:20:01 0 12.17 0.00 1.12 2.72 0.07 83.92 23:20:01 1 20.08 0.00 1.42 5.14 0.07 73.29 23:20:01 2 20.69 0.00 0.81 0.12 0.07 78.32 23:20:01 3 15.43 0.00 0.80 0.97 0.05 82.75 23:21:01 all 43.86 0.00 1.65 0.32 0.11 54.07 23:21:01 0 47.22 0.00 1.55 0.62 0.12 50.49 23:21:01 1 45.19 0.00 1.27 0.12 0.12 53.30 23:21:01 2 43.22 0.00 1.52 0.33 0.12 54.81 23:21:01 3 39.81 0.00 2.20 0.20 0.10 57.68 Average: all 27.54 0.00 1.49 2.19 0.08 68.71 Average: 0 26.96 0.00 1.54 2.84 0.09 68.58 Average: 1 24.35 0.00 1.43 4.46 0.07 69.68 Average: 2 33.42 0.00 1.32 0.63 0.09 64.54 Average: 3 25.40 0.00 1.66 0.81 0.07 72.06