---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7144 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 8.4G 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 535 13321 0 2183 15191 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:f6:c5:50 brd ff:ff:ff:ff:ff:ff inet 10.30.107.222/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fef6:c550/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7144) 10/05/26 _x86_64_ (4 CPU) 09:16:49 LINUX RESTART (4 CPU) 09:17:01 tps rtps wtps bread/s bwrtn/s 09:18:02 131.31 20.30 111.01 753.47 45162.34 09:19:01 140.33 17.74 122.59 707.56 39016.47 09:20:01 3.60 0.00 3.60 0.00 427.00 Average: 91.48 12.65 78.83 485.79 28142.14 09:17:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:18:02 13869072 15549480 2555896 15.56 66240 1811452 850488 4.87 678784 1656844 255188 09:19:01 12359268 14258092 4065700 24.75 74924 2010888 2265232 12.96 1995056 1828516 7728 09:20:01 11689976 13589624 4734992 28.83 75068 2011356 2795948 16.00 2664672 1826676 492 Average: 12639439 14465732 3785529 23.05 72077 1944565 1970556 11.28 1779504 1770679 87803 09:17:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:18:02 lo 1.20 1.20 0.14 0.14 0.00 0.00 0.00 0.00 09:18:02 ens3 154.06 98.43 1509.31 34.71 0.00 0.00 0.00 0.00 09:19:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 09:19:01 ens3 260.96 175.40 1728.28 60.10 0.00 0.00 0.00 0.00 09:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 ens3 7.52 3.47 2.66 6.61 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 140.18 91.97 1076.50 33.66 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7144) 10/05/26 _x86_64_ (4 CPU) 09:16:49 LINUX RESTART (4 CPU) 09:17:01 CPU %user %nice %system %iowait %steal %idle 09:18:02 all 18.36 0.00 1.33 6.16 0.01 74.14 09:18:02 0 9.52 0.00 0.94 8.00 0.00 81.55 09:18:02 1 23.64 0.00 1.38 8.56 0.00 66.42 09:18:02 2 20.61 0.00 1.77 4.86 0.00 72.76 09:18:02 3 19.63 0.00 1.22 3.24 0.00 75.91 09:19:01 all 46.65 0.00 1.79 0.95 0.02 50.59 09:19:01 0 32.88 0.00 1.59 0.91 0.02 64.60 09:19:01 1 51.66 0.00 2.14 0.61 0.02 45.57 09:19:01 2 43.85 0.00 1.62 1.94 0.03 52.56 09:19:01 3 58.27 0.00 1.79 0.32 0.03 39.59 09:20:01 all 32.38 0.00 0.44 0.04 0.03 67.10 09:20:01 0 10.96 0.00 0.54 0.10 0.02 88.38 09:20:01 1 10.46 0.00 0.38 0.00 0.02 89.14 09:20:01 2 33.03 0.00 0.37 0.05 0.03 66.52 09:20:01 3 75.29 0.00 0.52 0.00 0.07 24.13 Average: all 32.39 0.00 1.18 2.39 0.02 64.02 Average: 0 17.69 0.00 1.02 2.99 0.01 78.28 Average: 1 28.44 0.00 1.30 3.07 0.01 67.18 Average: 2 32.43 0.00 1.25 2.28 0.02 64.01 Average: 3 51.05 0.00 1.17 1.19 0.03 46.56