---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-61 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: 2799.998 BogoMIPS: 5599.99 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 8.5G 69G 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 557 13219 0 2262 15166 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:71:4a:46 brd ff:ff:ff:ff:ff:ff inet 10.30.107.35/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fe71:4a46/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-61) 11/03/26 _x86_64_ (4 CPU) 09:40:02 LINUX RESTART (4 CPU) 09:41:01 tps rtps wtps bread/s bwrtn/s 09:42:01 157.26 17.80 139.46 812.66 19679.79 09:43:01 39.53 1.90 37.63 97.45 1313.91 09:44:01 21.60 1.38 20.22 85.07 1580.93 Average: 72.80 7.03 65.77 331.74 7525.21 09:41:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:42:01 13076120 15014908 3348840 20.39 75888 2048972 1258396 7.20 1231648 1872972 17100 09:43:01 12224528 14174880 4200432 25.57 80236 2055528 2107936 12.06 2087028 1863988 2124 09:44:01 13571916 15564496 2853044 17.37 82380 2095172 757912 4.34 740764 1867180 31176 Average: 12957521 14918095 3467439 21.11 79501 2066557 1374748 7.87 1353147 1868047 16800 09:41:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:42:01 ens3 245.99 197.53 2699.70 72.21 0.00 0.00 0.00 0.00 09:42:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 09:43:01 ens3 741.08 545.28 393.23 367.40 0.00 0.00 0.00 0.00 09:43:01 lo 39.08 39.08 5.20 5.20 0.00 0.00 0.00 0.00 09:44:01 ens3 1014.15 657.87 682.07 317.26 0.00 0.00 0.00 0.00 09:44:01 lo 14.58 14.58 1.73 1.73 0.00 0.00 0.00 0.00 Average: ens3 667.05 466.88 1258.37 252.29 0.00 0.00 0.00 0.00 Average: lo 18.09 18.09 2.33 2.33 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-61) 11/03/26 _x86_64_ (4 CPU) 09:40:02 LINUX RESTART (4 CPU) 09:41:01 CPU %user %nice %system %iowait %steal %idle 09:42:01 all 29.75 0.00 1.85 1.69 0.06 66.65 09:42:01 0 26.85 0.00 1.49 2.52 0.05 69.09 09:42:01 1 26.11 0.00 1.60 3.18 0.05 69.06 09:42:01 2 41.18 0.00 2.75 0.77 0.07 55.23 09:42:01 3 24.86 0.00 1.51 0.30 0.05 73.28 09:43:01 all 19.94 0.00 2.42 0.39 0.08 77.16 09:43:01 0 17.85 0.00 2.36 0.18 0.08 79.53 09:43:01 1 21.17 0.00 2.09 1.10 0.10 75.54 09:43:01 2 21.46 0.00 2.29 0.12 0.08 76.05 09:43:01 3 19.28 0.00 2.96 0.17 0.08 77.50 09:44:01 all 23.40 0.00 2.77 0.36 0.09 73.38 09:44:01 0 39.11 0.00 3.07 0.20 0.08 57.54 09:44:01 1 12.64 0.00 2.53 0.02 0.08 84.73 09:44:01 2 24.64 0.00 2.92 0.15 0.08 72.20 09:44:01 3 17.16 0.00 2.52 1.10 0.10 79.12 Average: all 24.36 0.00 2.35 0.82 0.08 72.40 Average: 0 27.94 0.00 2.31 0.97 0.07 68.71 Average: 1 19.98 0.00 2.07 1.43 0.08 76.44 Average: 2 29.10 0.00 2.66 0.35 0.08 67.82 Average: 3 20.43 0.00 2.33 0.52 0.08 76.64