---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18458 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 563 13297 0 2179 15163 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:97:79:bf brd ff:ff:ff:ff:ff:ff inet 10.30.106.226/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe97:79bf/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-18458) 09/07/26 _x86_64_ (4 CPU) 07:54:52 LINUX RESTART (4 CPU) 07:55:01 tps rtps wtps bread/s bwrtn/s 07:56:01 310.56 62.35 248.22 4269.38 93265.98 07:57:01 103.33 11.16 92.17 276.62 12504.72 07:58:01 66.06 6.57 59.49 442.86 8905.18 07:59:01 5.45 0.17 5.28 9.33 614.70 Average: 121.36 20.06 101.30 1249.67 28825.33 07:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:56:01 14188576 15540416 2236392 13.62 45224 1519492 828608 4.74 671416 1377296 47360 07:57:01 13526940 15339460 2898028 17.64 70904 1932216 1161188 6.65 890568 1772304 197232 07:58:01 11923056 13818292 4501912 27.41 75184 2007372 2548384 14.58 2432140 1823912 9572 07:59:01 13583792 15492744 2841176 17.30 75608 2021112 824808 4.72 771484 1829204 23112 Average: 13305591 15047728 3119377 18.99 66730 1870048 1340747 7.67 1191402 1700679 69319 07:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:56:01 lo 1.47 1.47 0.16 0.16 0.00 0.00 0.00 0.00 07:56:01 ens3 256.33 220.48 1141.67 72.11 0.00 0.00 0.00 0.00 07:57:01 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 07:57:01 ens3 280.30 195.40 1860.78 22.93 0.00 0.00 0.00 0.00 07:58:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 07:58:01 ens3 128.28 108.98 826.74 20.47 0.00 0.00 0.00 0.00 07:59:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:59:01 ens3 14.95 12.78 17.39 13.84 0.00 0.00 0.00 0.00 Average: lo 0.68 0.68 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 169.97 134.41 961.65 32.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18458) 09/07/26 _x86_64_ (4 CPU) 07:54:52 LINUX RESTART (4 CPU) 07:55:01 CPU %user %nice %system %iowait %steal %idle 07:56:01 all 15.69 0.00 2.12 3.55 0.02 78.61 07:56:01 0 22.05 0.00 2.79 5.72 0.03 69.41 07:56:01 1 13.54 0.00 2.55 0.73 0.00 83.17 07:56:01 2 15.10 0.00 1.66 3.11 0.02 80.12 07:56:01 3 12.08 0.00 1.49 4.64 0.02 81.77 07:57:01 all 17.80 0.00 1.53 1.16 0.03 79.49 07:57:01 0 8.62 0.00 0.89 0.08 0.02 90.39 07:57:01 1 15.74 0.00 1.13 0.25 0.03 82.84 07:57:01 2 7.00 0.00 1.54 3.86 0.05 87.55 07:57:01 3 39.85 0.00 2.56 0.45 0.05 57.09 07:58:01 all 42.93 0.00 1.32 0.22 0.04 55.49 07:58:01 0 52.86 0.00 1.60 0.03 0.05 45.45 07:58:01 1 38.91 0.00 0.92 0.02 0.03 60.12 07:58:01 2 43.38 0.00 1.84 0.74 0.02 54.02 07:58:01 3 36.59 0.00 0.92 0.08 0.02 62.40 07:59:01 all 31.17 0.00 0.65 0.02 0.03 68.13 07:59:01 0 23.27 0.00 0.73 0.00 0.02 75.98 07:59:01 1 19.32 0.00 0.45 0.00 0.02 80.22 07:59:01 2 56.85 0.00 0.75 0.07 0.05 42.28 07:59:01 3 25.29 0.00 0.65 0.03 0.03 73.99 Average: all 26.90 0.00 1.40 1.24 0.03 70.43 Average: 0 26.71 0.00 1.50 1.46 0.03 70.30 Average: 1 21.87 0.00 1.26 0.25 0.02 76.60 Average: 2 30.59 0.00 1.45 1.94 0.03 65.99 Average: 3 28.46 0.00 1.40 1.30 0.03 68.81