---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7668 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on udev 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.6G 68G 13% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 621 11818 0 3599 15088 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:78:d8:41 brd ff:ff:ff:ff:ff:ff inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:fe78:d841/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7668) 10/07/26 _x86_64_ (4 CPU) 07:40:17 LINUX RESTART (4 CPU) 07:41:01 tps rtps wtps bread/s bwrtn/s 07:42:01 195.55 39.08 156.47 2392.93 23061.22 07:43:01 44.43 6.05 38.38 230.89 5109.15 07:44:01 199.78 2.80 196.98 77.45 23169.07 07:45:01 34.99 4.12 30.88 179.17 10060.32 Average: 118.69 13.01 105.68 720.11 15349.94 07:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:42:01 12856952 14929668 3568016 21.72 76944 2179888 1412580 8.08 1339488 1978704 117916 07:43:01 9889612 12197820 6535356 39.79 83216 2389116 4155888 23.78 4103312 2139348 193644 07:44:01 9816652 12737124 6608316 40.23 92596 2938252 3408184 19.50 3853692 2408704 90140 07:45:01 12091464 15438128 4333504 26.38 95152 3349932 832012 4.76 1394852 2589040 226352 Average: 11163670 13825685 5261298 32.03 86977 2714297 2452166 14.03 2672836 2278949 157013 07:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:42:01 lo 0.73 0.73 0.09 0.09 0.00 0.00 0.00 0.00 07:42:01 ens3 355.04 268.24 3743.43 48.34 0.00 0.00 0.00 0.00 07:43:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:43:01 ens3 85.15 48.61 152.06 24.51 0.00 0.00 0.00 0.00 07:44:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:44:01 ens3 242.58 200.63 1054.48 795.78 0.00 0.00 0.00 0.00 07:45:01 lo 1.73 1.73 13.57 13.57 0.00 0.00 0.00 0.00 07:45:01 ens3 159.64 125.48 331.26 1974.93 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 3.42 3.42 0.00 0.00 0.00 0.00 Average: ens3 210.60 160.74 1320.31 710.89 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7668) 10/07/26 _x86_64_ (4 CPU) 07:40:17 LINUX RESTART (4 CPU) 07:41:01 CPU %user %nice %system %iowait %steal %idle 07:42:01 all 33.03 0.00 2.16 1.80 0.02 63.00 07:42:01 0 38.52 0.00 2.19 2.19 0.02 57.09 07:42:01 1 29.76 0.00 1.76 0.44 0.02 68.03 07:42:01 2 40.70 0.00 2.66 4.08 0.02 52.54 07:42:01 3 23.08 0.00 2.03 0.49 0.02 74.39 07:43:01 all 65.41 0.00 1.45 0.10 0.05 32.99 07:43:01 0 65.90 0.00 1.77 0.13 0.03 32.16 07:43:01 1 65.02 0.00 1.30 0.07 0.05 33.56 07:43:01 2 58.05 0.00 0.65 0.07 0.02 41.21 07:43:01 3 72.65 0.00 2.05 0.13 0.08 25.08 07:44:01 all 53.57 0.00 2.36 0.53 0.03 43.51 07:44:01 0 48.31 0.00 1.55 0.00 0.03 50.11 07:44:01 1 50.62 0.00 1.81 0.32 0.02 47.23 07:44:01 2 64.40 0.00 3.87 0.18 0.02 31.53 07:44:01 3 50.98 0.00 2.19 1.64 0.02 45.18 07:45:01 all 39.01 0.00 2.38 0.15 0.03 58.43 07:45:01 0 52.03 0.00 3.17 0.15 0.05 44.60 07:45:01 1 40.54 0.00 2.80 0.02 0.02 56.63 07:45:01 2 31.33 0.00 1.56 0.17 0.05 66.90 07:45:01 3 32.12 0.00 2.01 0.25 0.03 65.59 Average: all 47.76 0.00 2.09 0.65 0.03 49.47 Average: 0 51.19 0.00 2.17 0.62 0.03 45.99 Average: 1 46.49 0.00 1.92 0.21 0.03 51.36 Average: 2 48.63 0.00 2.19 1.12 0.03 48.04 Average: 3 44.74 0.00 2.07 0.63 0.04 52.52