---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1708 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.8G 12G 41% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 742 832 0 2369 2934 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:3a:06:04 brd ff:ff:ff:ff:ff:ff inet 10.32.6.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86043sec preferred_lft 86043sec inet6 fe80::f816:3eff:fe3a:604/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1708) 12/23/23 _x86_64_ (4 CPU) 02:57:00 LINUX RESTART (4 CPU) 02:58:02 tps rtps wtps bread/s bwrtn/s 02:59:01 63.80 12.08 51.72 241.86 10144.18 03:00:01 27.90 0.02 27.88 0.13 5004.23 03:01:01 23.96 0.00 23.96 0.00 6994.17 03:02:01 36.44 2.90 33.54 83.72 9212.73 Average: 37.92 3.71 34.20 80.76 7829.18 02:58:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:59:01 1477752 3234040 2560892 63.41 58884 1843956 737832 14.50 702244 1667096 135484 03:00:01 1451680 3213896 2586964 64.06 59472 1848452 746696 14.68 722444 1670724 1156 03:01:01 1216168 3186888 2822476 69.89 61704 2050228 763028 15.00 750796 1868676 4648 03:02:01 890880 3024716 3147764 77.94 64756 2205908 877740 17.25 1166032 1769552 1192 Average: 1259120 3164885 2779524 68.82 61204 1987136 781324 15.36 835379 1744012 35620 02:58:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:59:01 ens3 114.44 101.36 1109.92 22.88 0.00 0.00 0.00 0.00 02:59:01 lo 1.49 1.49 0.15 0.15 0.00 0.00 0.00 0.00 03:00:01 ens3 55.64 79.87 70.22 12.55 0.00 0.00 0.00 0.00 03:00:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:01:01 ens3 508.40 428.13 3391.97 45.86 0.00 0.00 0.00 0.00 03:01:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 03:02:01 ens3 451.52 354.16 1071.91 316.31 0.00 0.00 0.00 0.00 03:02:01 lo 0.33 0.33 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 283.20 241.46 1412.27 99.72 0.00 0.00 0.00 0.00 Average: lo 0.64 0.64 0.06 0.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1708) 12/23/23 _x86_64_ (4 CPU) 02:57:00 LINUX RESTART (4 CPU) 02:58:02 CPU %user %nice %system %iowait %steal %idle 02:59:01 all 20.05 0.00 1.16 1.40 0.05 77.35 02:59:01 0 19.48 0.00 0.90 0.05 0.05 79.51 02:59:01 1 8.75 0.00 0.64 2.24 0.02 88.35 02:59:01 2 32.67 0.00 1.88 0.92 0.07 64.46 02:59:01 3 19.42 0.00 1.15 2.39 0.05 76.98 03:00:01 all 5.19 0.00 0.24 0.29 0.04 94.24 03:00:01 0 8.55 0.00 0.38 0.43 0.05 90.58 03:00:01 1 3.60 0.00 0.22 0.25 0.03 95.90 03:00:01 2 8.55 0.00 0.37 0.50 0.03 90.55 03:00:01 3 0.00 0.00 0.02 0.00 0.02 99.97 03:01:01 all 6.79 0.00 0.64 0.15 0.04 92.39 03:01:01 0 5.85 0.00 0.54 0.00 0.03 93.58 03:01:01 1 9.41 0.00 0.60 0.00 0.05 89.94 03:01:01 2 6.38 0.00 0.99 0.59 0.05 92.00 03:01:01 3 5.52 0.00 0.40 0.00 0.05 94.03 03:02:01 all 30.25 0.00 1.16 0.45 0.06 68.07 03:02:01 0 30.56 0.00 1.35 0.45 0.07 67.56 03:02:01 1 20.92 0.00 0.87 0.13 0.05 78.03 03:02:01 2 39.51 0.00 1.64 1.22 0.07 57.57 03:02:01 3 30.02 0.00 0.80 0.00 0.07 69.11 Average: all 15.56 0.00 0.80 0.57 0.05 83.03 Average: 0 16.10 0.00 0.79 0.23 0.05 82.82 Average: 1 10.68 0.00 0.58 0.65 0.04 88.04 Average: 2 21.73 0.00 1.22 0.80 0.05 76.19 Average: 3 13.72 0.00 0.59 0.59 0.05 85.05