---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5148 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 8.9G 69G 12% / 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 606 12653 0 2780 15105 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:ec:70:fa brd ff:ff:ff:ff:ff:ff inet 10.30.107.120/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:feec:70fa/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-5148) 11/02/26 _x86_64_ (4 CPU) 18:48:27 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 143.65 16.52 127.13 1270.70 35746.75 18:51:01 136.49 21.31 115.18 1179.34 15597.47 18:52:01 21.26 4.93 16.33 173.97 2628.10 18:53:01 22.75 3.22 19.53 127.58 6247.76 Average: 80.78 11.47 69.30 685.48 14968.48 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13747384 15560636 2677584 16.30 72320 1931888 765324 4.38 663020 1782868 190752 18:51:01 12389748 14554752 4035220 24.57 89672 2251968 1604200 9.18 1759348 2011336 61400 18:52:01 11954300 14136828 4470668 27.22 90420 2267868 2033016 11.63 2216296 1987008 1864 18:53:01 12943364 15454092 3481604 21.20 92408 2590448 852024 4.88 1036536 2175088 173936 Average: 12758699 14926577 3666269 22.32 86205 2260543 1313641 7.52 1418800 1989075 106988 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 146.35 107.49 1675.46 24.88 0.00 0.00 0.00 0.00 18:50:01 lo 0.81 0.81 0.10 0.10 0.00 0.00 0.00 0.00 18:51:01 ens3 379.11 345.22 3628.59 68.18 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 206.42 106.53 148.61 61.77 0.00 0.00 0.00 0.00 18:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:53:01 ens3 235.43 162.09 370.05 1241.97 0.00 0.00 0.00 0.00 18:53:01 lo 1.65 1.65 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 242.23 180.64 1454.85 350.54 0.00 0.00 0.00 0.00 Average: lo 0.70 0.70 0.28 0.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5148) 11/02/26 _x86_64_ (4 CPU) 18:48:27 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.08 0.00 1.22 2.39 0.01 81.30 18:50:01 0 12.27 0.00 0.85 0.87 0.02 86.00 18:50:01 1 13.00 0.00 0.65 3.31 0.00 83.04 18:50:01 2 3.82 0.00 1.04 4.25 0.00 90.89 18:50:01 3 31.23 0.00 2.38 1.15 0.02 65.22 18:51:01 all 37.15 0.00 2.23 0.47 0.01 60.13 18:51:01 0 39.29 0.00 2.45 1.15 0.00 57.10 18:51:01 1 32.58 0.00 2.62 0.28 0.02 64.50 18:51:01 2 31.28 0.00 2.08 0.33 0.02 66.30 18:51:01 3 45.52 0.00 1.74 0.08 0.02 52.64 18:52:01 all 76.52 0.00 2.45 0.07 0.02 20.94 18:52:01 0 81.20 0.00 2.34 0.13 0.03 16.29 18:52:01 1 79.67 0.00 2.02 0.03 0.03 18.24 18:52:01 2 70.00 0.00 2.92 0.05 0.03 26.99 18:52:01 3 75.21 0.00 2.49 0.07 0.00 22.23 18:53:01 all 52.63 0.00 2.59 0.13 0.03 44.62 18:53:01 0 60.35 0.00 3.08 0.28 0.02 36.27 18:53:01 1 43.09 0.00 2.37 0.03 0.02 54.49 18:53:01 2 50.76 0.00 2.46 0.15 0.02 46.62 18:53:01 3 56.25 0.00 2.47 0.08 0.02 41.17 Average: all 45.46 0.00 2.13 0.76 0.02 51.64 Average: 0 48.41 0.00 2.19 0.61 0.02 48.78 Average: 1 42.20 0.00 1.92 0.91 0.02 54.96 Average: 2 39.10 0.00 2.13 1.18 0.02 57.57 Average: 3 52.15 0.00 2.27 0.34 0.01 45.23