---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10417 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 463 5336 0 2176 7232 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:d8:f4:83 brd ff:ff:ff:ff:ff:ff inet 10.32.7.132/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fed8:f483/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10417) 04/03/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 150.31 64.47 85.84 4236.49 40825.21 12:49:01 88.71 30.54 58.18 1726.08 9522.05 12:50:01 69.29 8.83 60.46 516.23 7444.05 12:51:01 24.86 3.47 21.40 133.71 4842.66 Average: 83.27 26.81 56.46 1652.78 15683.82 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5980300 7405668 2187112 26.78 37264 1568264 704920 7.65 597820 1428944 86664 12:49:01 5629104 7331080 2538308 31.08 57876 1808384 753060 8.17 691816 1652408 101108 12:50:01 5466636 7398520 2700776 33.07 65416 2024400 662132 7.18 741736 1753136 115088 12:51:01 5504980 7445816 2662432 32.60 67424 2030496 612076 6.64 703060 1751828 9008 Average: 5645255 7395271 2522157 30.88 56995 1857886 683047 7.41 683608 1646579 77967 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 451.49 230.69 1485.64 65.18 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:49:01 ens3 80.00 73.58 476.52 19.68 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 333.37 348.77 1537.89 66.05 0.00 0.00 0.00 0.00 12:51:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 56.31 62.51 28.74 600.59 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 230.93 179.33 883.92 188.57 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10417) 04/03/26 _x86_64_ (4 CPU) 12:46:56 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 20.98 0.00 2.73 5.09 2.06 69.14 12:48:02 0 20.59 0.00 1.91 4.35 1.73 71.43 12:48:02 1 41.26 0.00 2.65 5.39 2.39 48.31 12:48:02 2 10.04 0.00 5.01 8.98 2.07 73.89 12:48:02 3 12.09 0.00 1.32 1.60 2.05 82.94 12:49:01 all 25.17 0.00 1.67 2.24 2.25 68.67 12:49:01 0 34.75 0.00 1.87 0.59 2.02 60.77 12:49:01 1 43.32 0.00 2.72 1.15 2.38 50.43 12:49:01 2 13.70 0.00 1.30 5.74 2.19 77.07 12:49:01 3 9.02 0.00 0.77 1.48 2.42 86.30 12:50:01 all 41.50 0.00 2.28 0.88 4.61 50.72 12:50:01 0 33.49 0.00 1.75 0.18 4.59 59.99 12:50:01 1 51.64 0.00 2.47 1.01 4.55 40.33 12:50:01 2 46.34 0.00 1.92 1.39 4.36 45.98 12:50:01 3 34.62 0.00 2.97 0.93 4.93 56.55 12:51:01 all 20.93 0.00 1.04 0.82 1.10 76.11 12:51:01 0 21.19 0.00 1.23 2.01 1.43 74.15 12:51:01 1 53.50 0.00 1.47 0.23 1.78 43.01 12:51:01 2 1.42 0.00 0.60 0.80 0.58 96.60 12:51:01 3 7.62 0.00 0.88 0.25 0.63 90.62 Average: all 27.17 0.00 1.93 2.26 2.51 66.13 Average: 0 27.48 0.00 1.69 1.79 2.44 66.60 Average: 1 47.44 0.00 2.33 1.95 2.78 45.50 Average: 2 17.91 0.00 2.22 4.23 2.30 73.34 Average: 3 15.92 0.00 1.49 1.07 2.52 79.00