---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-665 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 466 5319 0 2189 7228 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:bb:f7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.159/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86106sec preferred_lft 86106sec inet6 fe80::f816:3eff:fee3:bbf7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-665) 05/12/26 _x86_64_ (4 CPU) 12:46:55 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 152.50 67.28 85.22 4345.08 40836.94 12:49:01 86.10 32.00 54.10 1757.56 9234.44 12:50:01 69.06 8.91 60.15 511.43 7250.78 12:51:01 26.11 3.18 22.93 126.11 5065.29 Average: 83.43 27.83 55.61 1684.80 15624.45 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5999068 7430300 2168344 26.55 37104 1574220 691844 7.51 570588 1436468 86680 12:49:01 5593436 7302296 2573976 31.52 57080 1815880 840796 9.12 720608 1659580 98620 12:50:01 5529260 7467676 2638152 32.30 64524 2030592 616844 6.69 670432 1759120 103820 12:51:01 5451104 7403812 2716308 33.26 67468 2041936 695112 7.54 744084 1763180 9384 Average: 5643217 7401021 2524195 30.91 56544 1865657 711149 7.72 676428 1654587 74626 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 381.29 220.79 1552.09 65.48 0.00 0.00 0.00 0.00 12:49:01 lo 1.42 1.42 0.14 0.14 0.00 0.00 0.00 0.00 12:49:01 ens3 69.56 58.42 468.56 24.02 0.00 0.00 0.00 0.00 12:50:01 lo 0.57 0.57 0.05 0.05 0.00 0.00 0.00 0.00 12:50:01 ens3 319.94 368.48 1570.13 62.11 0.00 0.00 0.00 0.00 12:51:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 12:51:01 ens3 50.51 63.74 29.00 613.85 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 205.91 178.37 906.84 192.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-665) 05/12/26 _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 20.63 0.00 2.64 5.38 2.97 68.37 12:48:02 0 24.18 0.00 1.97 1.83 2.54 69.48 12:48:02 1 20.92 0.00 5.39 14.56 3.36 55.77 12:48:02 2 20.69 0.00 1.60 4.07 3.21 70.43 12:48:02 3 16.74 0.00 1.60 1.04 2.77 77.85 12:49:01 all 22.31 0.00 1.59 2.98 3.02 70.09 12:49:01 0 7.48 0.00 0.53 0.78 2.93 88.28 12:49:01 1 30.85 0.00 2.52 8.94 2.51 55.18 12:49:01 2 38.06 0.00 2.31 0.95 3.88 54.80 12:49:01 3 12.88 0.00 1.02 1.32 2.76 82.02 12:50:01 all 38.74 0.00 2.22 0.83 6.32 51.89 12:50:01 0 37.18 0.00 2.48 1.41 6.31 52.62 12:50:01 1 35.69 0.00 1.85 0.49 6.00 55.97 12:50:01 2 41.61 0.00 2.22 0.47 6.13 49.56 12:50:01 3 40.49 0.00 2.33 0.95 6.85 49.37 12:51:01 all 19.39 0.00 0.91 1.37 1.50 76.82 12:51:01 0 9.35 0.00 0.93 1.42 0.86 87.44 12:51:01 1 27.09 0.00 1.05 3.65 1.53 66.68 12:51:01 2 11.73 0.00 0.69 0.23 1.94 85.41 12:51:01 3 29.48 0.00 0.98 0.22 1.66 67.66 Average: all 25.31 0.00 1.84 2.64 3.46 66.74 Average: 0 19.62 0.00 1.48 1.36 3.17 74.37 Average: 1 28.64 0.00 2.70 6.89 3.36 58.40 Average: 2 28.02 0.00 1.70 1.43 3.79 65.05 Average: 3 24.98 0.00 1.49 0.88 3.53 69.13