---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-949 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 596 13304 0 2138 15131 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:0a:4d:c4 brd ff:ff:ff:ff:ff:ff inet 10.30.106.179/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe0a:4dc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-949) 10/12/26 _x86_64_ (4 CPU) 15:09:21 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps bread/s bwrtn/s 15:11:01 137.56 10.98 126.58 273.69 29312.31 15:12:01 42.90 0.00 42.90 0.00 6448.65 15:13:01 3.53 0.03 3.50 0.27 52.12 Average: 61.33 3.67 57.66 91.31 11937.39 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:11:01 13459512 15259072 2965456 18.05 71780 1918240 1269788 7.27 969284 1761196 187452 15:12:01 13459220 15258732 2965748 18.06 71848 1918260 1269788 7.27 969828 1761188 24 15:13:01 13447944 15249668 2977024 18.12 72460 1919724 1269788 7.27 978904 1762564 240 Average: 13455559 15255824 2969409 18.08 72029 1918741 1269788 7.27 972672 1761649 62572 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:11:01 ens3 139.74 101.23 1848.86 19.71 0.00 0.00 0.00 0.00 15:11:01 lo 0.80 0.80 0.09 0.09 0.00 0.00 0.00 0.00 15:12:01 ens3 1.00 0.83 0.87 0.90 0.00 0.00 0.00 0.00 15:12:01 lo 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 15:13:01 ens3 3.57 4.25 14.19 1.50 0.00 0.00 0.00 0.00 15:13:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 48.10 35.44 621.27 7.37 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-949) 10/12/26 _x86_64_ (4 CPU) 15:09:21 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:11:01 all 19.16 0.00 1.40 2.27 0.00 77.16 15:11:01 0 32.65 0.00 1.85 1.32 0.02 64.16 15:11:01 1 8.96 0.00 1.09 2.53 0.00 87.42 15:11:01 2 8.76 0.00 0.87 0.58 0.00 89.79 15:11:01 3 26.26 0.00 1.80 4.67 0.00 67.26 15:12:01 all 0.07 0.00 0.09 0.29 0.00 99.55 15:12:01 0 0.08 0.00 0.02 0.05 0.00 99.85 15:12:01 1 0.00 0.00 0.25 1.09 0.00 98.66 15:12:01 2 0.12 0.00 0.00 0.00 0.00 99.88 15:12:01 3 0.07 0.00 0.03 0.02 0.00 99.88 15:13:01 all 0.58 0.00 0.05 0.01 0.00 99.37 15:13:01 0 0.05 0.00 0.05 0.02 0.00 99.88 15:13:01 1 1.31 0.00 0.00 0.00 0.00 98.69 15:13:01 2 0.37 0.00 0.03 0.00 0.00 99.60 15:13:01 3 0.58 0.00 0.13 0.02 0.00 99.27 Average: all 6.60 0.00 0.51 0.86 0.00 92.03 Average: 0 10.92 0.00 0.64 0.46 0.01 87.97 Average: 1 3.42 0.00 0.45 1.21 0.00 94.93 Average: 2 3.08 0.00 0.30 0.19 0.00 96.43 Average: 3 8.96 0.00 0.66 1.57 0.00 88.81