---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-453 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: 2800.012 BogoMIPS: 5600.02 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 9.5G 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 632 11979 0 3427 15077 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:e7:5c:4e brd ff:ff:ff:ff:ff:ff inet 10.30.106.202/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fee7:5c4e/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-453) 10/10/26 _x86_64_ (4 CPU) 07:19:43 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps bread/s bwrtn/s 07:21:02 126.40 12.68 113.71 425.40 48560.31 07:22:01 183.55 36.76 146.79 2348.62 54822.57 07:23:01 19.75 3.32 16.43 147.31 2076.19 Average: 109.48 17.48 92.01 966.10 35043.15 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:21:02 13866416 15629600 2558552 15.58 69864 1884884 724468 4.15 584380 1743080 332848 07:22:01 11606384 14729104 4818584 29.34 78860 3209900 1430888 8.19 1550188 2986800 16032 07:23:01 12337488 15505964 4087480 24.89 82192 3249364 740956 4.24 808208 2996904 27824 Average: 12603429 15288223 3821539 23.27 76972 2781383 965437 5.53 980925 2575595 125568 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:21:02 lo 1.40 1.40 0.17 0.17 0.00 0.00 0.00 0.00 07:21:02 ens3 103.27 65.49 1636.41 11.21 0.00 0.00 0.00 0.00 07:22:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:22:01 ens3 1170.70 854.25 21015.16 127.77 0.00 0.00 0.00 0.00 07:23:01 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 07:23:01 ens3 372.45 230.13 451.22 99.40 0.00 0.00 0.00 0.00 Average: lo 0.65 0.65 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 545.33 380.66 7626.56 79.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-453) 10/10/26 _x86_64_ (4 CPU) 07:19:43 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:21:02 all 18.59 0.00 1.28 5.93 0.01 74.19 07:21:02 0 5.01 0.00 0.53 9.53 0.00 84.93 07:21:02 1 4.03 0.00 0.57 2.00 0.00 93.41 07:21:02 2 45.93 0.00 2.41 4.06 0.03 47.57 07:21:02 3 19.52 0.00 1.62 8.12 0.02 70.72 07:22:01 all 43.76 0.00 2.91 1.03 0.02 52.29 07:22:01 0 40.18 0.00 2.21 0.70 0.02 56.89 07:22:01 1 36.56 0.00 3.02 1.84 0.02 58.56 07:22:01 2 54.50 0.00 4.48 0.75 0.03 40.23 07:22:01 3 43.81 0.00 1.91 0.84 0.00 53.44 07:23:01 all 34.31 0.00 1.93 0.12 0.02 63.61 07:23:01 0 30.91 0.00 1.59 0.02 0.03 67.45 07:23:01 1 30.83 0.00 1.52 0.32 0.02 67.32 07:23:01 2 37.09 0.00 1.82 0.12 0.03 60.94 07:23:01 3 38.41 0.00 2.81 0.05 0.03 58.69 Average: all 32.15 0.00 2.03 2.37 0.02 63.43 Average: 0 25.27 0.00 1.44 3.43 0.02 69.84 Average: 1 23.73 0.00 1.70 1.38 0.01 73.17 Average: 2 45.79 0.00 2.89 1.65 0.03 49.63 Average: 3 33.85 0.00 2.12 3.01 0.02 61.00