---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-950 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 8.4G 70G 11% / 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 607 13293 0 2139 15120 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:28:f3:cc brd ff:ff:ff:ff:ff:ff inet 10.30.107.103/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe28:f3cc/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-950) 10/12/26 _x86_64_ (4 CPU) 15:09:50 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps bread/s bwrtn/s 15:11:01 282.61 41.52 241.09 2598.33 66797.20 15:12:01 103.72 10.83 92.88 252.76 13294.45 15:13:01 1.08 0.00 1.08 0.00 13.20 15:14:01 23.61 5.42 18.20 199.83 2200.03 Average: 102.76 14.44 88.32 762.81 20578.15 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:11:01 13854840 15535552 2570128 15.65 66360 1811220 789604 4.52 688100 1659724 263340 15:12:01 13458416 15258328 2966552 18.06 71808 1918120 1293572 7.40 969176 1760984 132 15:13:01 13458068 15257876 2966900 18.06 71836 1918124 1293572 7.40 970108 1760992 28 15:14:01 13647212 15516776 2777756 16.91 74788 1983016 827488 4.74 742080 1797760 28516 Average: 13604634 15392133 2820334 17.17 71198 1907620 1051059 6.02 842366 1744865 73004 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:11:01 ens3 393.94 260.35 2070.39 75.90 0.00 0.00 0.00 0.00 15:11:01 lo 1.33 1.33 0.16 0.16 0.00 0.00 0.00 0.00 15:12:01 ens3 80.69 67.87 758.73 20.46 0.00 0.00 0.00 0.00 15:12:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 15:13:01 ens3 0.38 0.27 0.07 0.02 0.00 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 ens3 80.85 71.74 787.60 13.34 0.00 0.00 0.00 0.00 15:14:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 138.98 100.06 904.25 27.43 0.00 0.00 0.00 0.00 Average: lo 0.63 0.63 0.07 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-950) 10/12/26 _x86_64_ (4 CPU) 15:09:50 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:11:01 all 21.82 0.00 1.91 4.83 0.01 71.43 15:11:01 0 32.68 0.00 2.21 1.61 0.00 63.51 15:11:01 1 21.76 0.00 2.32 4.57 0.00 71.35 15:11:01 2 26.49 0.00 2.59 8.53 0.00 62.39 15:11:01 3 6.35 0.00 0.59 4.61 0.00 88.45 15:12:01 all 10.01 0.00 0.81 0.64 0.00 88.54 15:12:01 0 9.43 0.00 0.82 0.60 0.00 89.15 15:12:01 1 10.96 0.00 1.25 1.37 0.00 86.41 15:12:01 2 7.69 0.00 0.59 0.39 0.02 91.30 15:12:01 3 11.98 0.00 0.60 0.18 0.00 87.23 15:13:01 all 0.10 0.00 0.01 0.01 0.00 99.88 15:13:01 0 0.02 0.00 0.00 0.00 0.00 99.98 15:13:01 1 0.02 0.00 0.00 0.00 0.00 99.98 15:13:01 2 0.30 0.00 0.00 0.03 0.00 99.67 15:13:01 3 0.07 0.00 0.03 0.03 0.00 99.87 15:14:01 all 15.72 0.00 1.08 0.11 0.01 83.08 15:14:01 0 14.43 0.00 0.73 0.02 0.02 84.81 15:14:01 1 21.41 0.00 1.49 0.08 0.02 77.01 15:14:01 2 7.32 0.00 0.90 0.30 0.00 91.47 15:14:01 3 19.67 0.00 1.20 0.03 0.02 79.08 Average: all 11.90 0.00 0.95 1.39 0.01 85.74 Average: 0 14.12 0.00 0.94 0.55 0.00 84.38 Average: 1 13.53 0.00 1.26 1.50 0.00 83.70 Average: 2 10.45 0.00 1.02 2.31 0.00 86.22 Average: 3 9.52 0.00 0.61 1.21 0.00 88.66