---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2126 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 625 13151 0 2263 15098 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:f7:ff:50 brd ff:ff:ff:ff:ff:ff inet 10.30.106.214/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86173sec preferred_lft 86173sec inet6 fe80::f816:3eff:fef7:ff50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2126) 11/09/26 _x86_64_ (4 CPU) 15:58:49 LINUX RESTART (4 CPU) 15:59:01 tps rtps wtps bread/s bwrtn/s 16:00:02 323.81 27.34 296.47 967.41 66600.60 16:01:01 150.69 19.88 130.81 918.22 17529.77 16:02:01 34.28 0.60 33.68 16.00 1412.83 Average: 169.71 15.92 153.79 632.31 28577.88 15:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 13796232 15507280 2628736 16.00 67232 1839084 821040 4.70 716608 1685612 276960 16:01:01 12447428 14395240 3977540 24.22 77852 2055336 2030792 11.62 1863744 1864196 2756 16:02:01 13503944 15486788 2921024 17.78 81852 2086044 812296 4.65 798520 1876032 19920 Average: 13249201 15129769 3175767 19.33 75645 1993488 1221376 6.99 1126291 1808613 99879 15:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 ens3 292.15 183.41 2034.49 64.45 0.00 0.00 0.00 0.00 16:00:02 lo 1.13 1.13 0.13 0.13 0.00 0.00 0.00 0.00 16:01:01 ens3 733.18 499.31 2455.67 158.21 0.00 0.00 0.00 0.00 16:01:01 lo 15.81 15.81 2.17 2.17 0.00 0.00 0.00 0.00 16:02:01 ens3 1613.46 1126.91 796.01 441.06 0.00 0.00 0.00 0.00 16:02:01 lo 36.58 36.58 4.66 4.66 0.00 0.00 0.00 0.00 Average: ens3 880.38 603.76 1758.20 221.59 0.00 0.00 0.00 0.00 Average: lo 17.85 17.85 2.32 2.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2126) 11/09/26 _x86_64_ (4 CPU) 15:58:49 LINUX RESTART (4 CPU) 15:59:01 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 22.01 0.00 1.77 3.89 0.01 72.33 16:00:02 0 17.81 0.00 1.70 6.27 0.02 74.20 16:00:02 1 14.25 0.00 0.92 3.97 0.00 80.87 16:00:02 2 36.50 0.00 2.51 3.51 0.02 57.47 16:00:02 3 19.45 0.00 1.95 1.76 0.02 76.82 16:01:01 all 37.46 0.00 2.77 0.57 0.01 59.19 16:01:01 0 37.03 0.00 2.31 0.36 0.02 60.29 16:01:01 1 36.88 0.00 3.17 0.51 0.02 59.42 16:01:01 2 41.96 0.00 2.33 0.19 0.02 55.50 16:01:01 3 33.93 0.00 3.27 1.24 0.02 61.54 16:02:01 all 17.37 0.00 4.13 0.10 0.02 78.40 16:02:01 0 15.94 0.00 3.46 0.32 0.00 80.28 16:02:01 1 18.55 0.00 4.46 0.03 0.02 76.94 16:02:01 2 18.12 0.00 4.04 0.03 0.02 77.79 16:02:01 3 16.86 0.00 4.52 0.02 0.02 78.60 Average: all 25.54 0.00 2.89 1.52 0.01 70.03 Average: 0 23.52 0.00 2.49 2.32 0.01 71.65 Average: 1 23.14 0.00 2.85 1.51 0.01 72.49 Average: 2 32.14 0.00 2.96 1.25 0.02 63.63 Average: 3 23.36 0.00 3.24 1.00 0.02 72.37