---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-952 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 604 13294 0 2140 15122 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:70:bd:65 brd ff:ff:ff:ff:ff:ff inet 10.30.107.238/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe70:bd65/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-952) 10/12/26 _x86_64_ (4 CPU) 15:10:50 LINUX RESTART (4 CPU) 15:11:01 tps rtps wtps bread/s bwrtn/s 15:12:02 307.48 33.36 274.13 1198.40 64505.83 15:13:01 105.83 11.07 94.76 259.75 13518.66 15:14:01 1.25 0.00 1.25 0.00 14.66 15:15:01 21.36 5.35 16.01 203.97 2040.46 Average: 109.00 12.45 96.55 416.21 20048.96 15:11:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:12:02 13885460 15527480 2539508 15.46 65664 1775484 875320 5.01 694852 1626088 226708 15:13:01 13484436 15284848 2940532 17.90 71700 1918992 1244588 7.12 942148 1761112 184 15:14:01 13483552 15283992 2941416 17.91 71740 1918996 1244588 7.12 942348 1761116 20 15:15:01 13604060 15475692 2820908 17.17 74580 1985072 839724 4.81 781152 1799264 31736 Average: 13614377 15393003 2810591 17.11 70921 1899636 1051055 6.02 840125 1736895 64662 15:11:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:12:02 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 15:12:02 ens3 414.51 266.36 2035.69 78.08 0.00 0.00 0.00 0.00 15:13:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 15:13:01 ens3 80.51 66.38 770.89 14.02 0.00 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 ens3 0.62 0.58 0.57 0.40 0.00 0.00 0.00 0.00 15:15:01 lo 0.53 0.53 0.05 0.05 0.00 0.00 0.00 0.00 15:15:01 ens3 91.63 79.12 792.92 25.20 0.00 0.00 0.00 0.00 Average: lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 147.11 103.27 900.60 29.49 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-952) 10/12/26 _x86_64_ (4 CPU) 15:10:50 LINUX RESTART (4 CPU) 15:11:01 CPU %user %nice %system %iowait %steal %idle 15:12:02 all 21.96 0.00 1.90 4.36 0.01 71.78 15:12:02 0 9.31 0.00 1.93 3.90 0.02 84.85 15:12:02 1 12.28 0.00 1.23 10.91 0.00 75.58 15:12:02 2 37.94 0.00 2.40 1.95 0.02 57.68 15:12:02 3 28.28 0.00 2.02 0.70 0.00 68.99 15:13:01 all 10.66 0.00 0.92 0.58 0.00 87.84 15:13:01 0 8.98 0.00 0.89 0.17 0.00 89.96 15:13:01 1 9.80 0.00 0.66 0.34 0.00 89.20 15:13:01 2 6.08 0.00 0.97 1.62 0.00 91.33 15:13:01 3 17.79 0.00 1.15 0.20 0.02 80.84 15:14:01 all 0.07 0.00 0.03 0.01 0.00 99.90 15:14:01 0 0.07 0.00 0.05 0.00 0.00 99.88 15:14:01 1 0.08 0.00 0.00 0.00 0.00 99.92 15:14:01 2 0.12 0.00 0.03 0.05 0.00 99.80 15:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:15:01 all 15.95 0.00 1.04 0.10 0.01 82.91 15:15:01 0 13.09 0.00 1.58 0.17 0.02 85.15 15:15:01 1 10.85 0.00 0.95 0.02 0.02 88.16 15:15:01 2 8.89 0.00 0.48 0.15 0.00 90.48 15:15:01 3 30.92 0.00 1.17 0.07 0.02 67.83 Average: all 12.16 0.00 0.97 1.26 0.01 85.60 Average: 0 7.86 0.00 1.11 1.07 0.01 89.95 Average: 1 8.24 0.00 0.71 2.81 0.00 88.24 Average: 2 13.28 0.00 0.97 0.94 0.00 84.80 Average: 3 19.25 0.00 1.09 0.24 0.01 79.41