---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1988 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 553 13342 0 2144 15173 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:b6:a7:95 brd ff:ff:ff:ff:ff:ff inet 10.30.107.214/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:feb6:a795/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1988) 11/02/26 _x86_64_ (4 CPU) 09:30:16 LINUX RESTART (4 CPU) 09:31:02 tps rtps wtps bread/s bwrtn/s 09:32:01 124.28 11.22 113.07 281.58 16167.56 09:33:01 46.78 0.00 46.78 0.00 10666.31 09:34:01 15.01 4.27 10.75 116.78 5247.39 Average: 61.68 5.13 56.55 131.95 10663.18 09:31:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:32:01 13478384 15283072 2946584 17.94 72200 1922040 1171976 6.71 947416 1764896 184800 09:33:01 13478084 15282712 2946884 17.94 72292 1922072 1171976 6.71 947376 1764860 40 09:34:01 13363516 15196744 3061452 18.64 73408 1949036 1188012 6.80 1039176 1785596 1636 Average: 13439995 15254176 2984973 18.17 72633 1931049 1177321 6.74 977989 1771784 62159 09:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:32:01 ens3 114.54 87.49 1266.21 31.51 0.00 0.00 0.00 0.00 09:32:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 09:33:01 ens3 1.13 0.42 0.12 0.43 0.00 0.00 0.00 0.00 09:33:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 09:34:01 ens3 37.19 30.98 365.78 4.91 0.00 0.00 0.00 0.00 09:34:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 50.60 39.36 539.97 12.17 0.00 0.00 0.00 0.00 Average: lo 0.36 0.36 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-1988) 11/02/26 _x86_64_ (4 CPU) 09:30:16 LINUX RESTART (4 CPU) 09:31:02 CPU %user %nice %system %iowait %steal %idle 09:32:01 all 19.90 0.00 1.48 1.45 0.01 77.17 09:32:01 0 15.38 0.00 1.41 0.60 0.02 82.60 09:32:01 1 20.72 0.00 1.84 4.02 0.02 73.40 09:32:01 2 26.42 0.00 1.68 0.54 0.02 71.34 09:32:01 3 17.04 0.00 0.97 0.63 0.00 81.36 09:33:01 all 0.04 0.00 0.09 0.30 0.00 99.57 09:33:01 0 0.02 0.00 0.02 0.37 0.00 99.60 09:33:01 1 0.05 0.00 0.23 0.85 0.00 98.87 09:33:01 2 0.07 0.00 0.03 0.02 0.00 99.88 09:33:01 3 0.05 0.00 0.07 0.00 0.00 99.88 09:34:01 all 3.21 0.00 0.17 0.14 0.00 96.48 09:34:01 0 3.63 0.00 0.17 0.33 0.00 95.87 09:34:01 1 2.02 0.00 0.12 0.05 0.00 97.82 09:34:01 2 2.82 0.00 0.18 0.15 0.00 96.85 09:34:01 3 4.39 0.00 0.17 0.00 0.00 95.44 Average: all 7.64 0.00 0.57 0.62 0.00 91.16 Average: 0 6.28 0.00 0.53 0.43 0.01 92.76 Average: 1 7.51 0.00 0.72 1.62 0.01 90.14 Average: 2 9.66 0.00 0.63 0.23 0.01 89.47 Average: 3 7.11 0.00 0.40 0.21 0.00 92.29