---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18688 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 561 13304 0 2174 15162 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:94:22:b2 brd ff:ff:ff:ff:ff:ff inet 10.30.107.86/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe94:22b2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18688) 09/08/26 _x86_64_ (4 CPU) 03:21:23 LINUX RESTART (4 CPU) 03:22:01 tps rtps wtps bread/s bwrtn/s 03:23:01 63.64 3.87 59.77 61.59 16011.60 03:24:01 83.17 15.03 68.14 344.69 9107.63 Average: 73.41 9.45 63.96 203.15 12559.33 03:22:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:23:01 14068784 15582852 2356184 14.35 59064 1659248 721064 4.13 627240 1521128 142084 03:24:01 13604452 15450256 2820516 17.17 75304 1957592 1065164 6.10 790248 1788128 250000 Average: 13836618 15516554 2588350 15.76 67184 1808420 893114 5.11 708744 1654628 196042 03:22:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:23:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 03:23:01 ens3 263.09 190.65 798.43 16.37 0.00 0.00 0.00 0.00 03:24:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 03:24:01 ens3 214.31 157.18 910.04 23.62 0.00 0.00 0.00 0.00 Average: lo 0.87 0.87 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 238.70 173.91 854.24 20.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18688) 09/08/26 _x86_64_ (4 CPU) 03:21:23 LINUX RESTART (4 CPU) 03:22:01 CPU %user %nice %system %iowait %steal %idle 03:23:01 all 9.86 0.00 0.88 1.34 0.02 87.91 03:23:01 0 0.65 0.00 0.33 2.92 0.00 96.09 03:23:01 1 25.41 0.00 1.41 1.17 0.03 71.98 03:23:01 2 7.63 0.00 0.92 0.38 0.00 91.07 03:23:01 3 5.83 0.00 0.88 0.86 0.02 92.41 03:24:01 all 18.32 0.00 1.59 1.00 0.01 79.08 03:24:01 0 6.99 0.00 0.82 1.12 0.02 91.06 03:24:01 1 30.03 0.00 1.89 0.42 0.02 67.65 03:24:01 2 28.48 0.00 2.61 0.90 0.02 67.99 03:24:01 3 7.80 0.00 1.04 1.52 0.00 89.64 Average: all 14.09 0.00 1.23 1.17 0.01 83.50 Average: 0 3.82 0.00 0.58 2.02 0.01 93.58 Average: 1 27.72 0.00 1.65 0.80 0.03 69.81 Average: 2 18.06 0.00 1.76 0.64 0.01 79.53 Average: 3 6.81 0.00 0.96 1.19 0.01 91.03