---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4994 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 9.6G 68G 13% / 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 548 11893 0 3597 15161 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:95:0f:da brd ff:ff:ff:ff:ff:ff inet 10.30.106.201/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fe95:fda/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-4994) 11/02/26 _x86_64_ (4 CPU) 11:01:51 LINUX RESTART (4 CPU) 11:02:01 tps rtps wtps bread/s bwrtn/s 11:03:01 161.86 26.08 135.78 944.64 64502.98 11:04:01 168.59 41.79 126.80 2474.92 18175.37 11:05:01 82.99 5.33 77.65 186.90 9408.03 11:06:01 147.41 3.97 143.44 128.65 22017.13 Average: 140.21 19.29 120.92 933.78 28525.88 11:02:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:03:01 13783720 15539124 2641248 16.08 67356 1883532 816704 4.67 689748 1729180 264816 11:04:01 11012088 13169612 5412880 32.96 80020 2255100 3034232 17.36 3135496 2013340 69976 11:05:01 9307660 12110184 7117308 43.33 90248 2829956 4106812 23.50 4439216 2342448 396212 11:06:01 12176576 15508708 4248392 25.87 94812 3336368 785612 4.50 1312588 2589640 271504 Average: 11570011 14081907 4854957 29.56 83109 2576239 2185840 12.51 2394262 2168652 250627 11:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:03:01 lo 1.07 1.07 0.13 0.13 0.00 0.00 0.00 0.00 11:03:01 ens3 266.77 163.82 1749.63 58.82 0.00 0.00 0.00 0.00 11:04:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 11:04:01 ens3 405.15 295.92 2792.79 77.63 0.00 0.00 0.00 0.00 11:05:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 11:05:01 ens3 207.80 112.50 560.84 704.34 0.00 0.00 0.00 0.00 11:06:01 lo 1.58 1.58 13.55 13.55 0.00 0.00 0.00 0.00 11:06:01 ens3 347.59 225.13 832.07 2059.09 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 3.43 3.43 0.00 0.00 0.00 0.00 Average: ens3 306.83 199.34 1483.83 724.97 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4994) 11/02/26 _x86_64_ (4 CPU) 11:01:51 LINUX RESTART (4 CPU) 11:02:01 CPU %user %nice %system %iowait %steal %idle 11:03:01 all 19.77 0.00 1.40 6.95 0.00 71.87 11:03:01 0 25.76 0.00 1.48 1.52 0.00 71.24 11:03:01 1 8.75 0.00 0.95 14.79 0.00 75.50 11:03:01 2 34.02 0.00 2.20 2.25 0.00 61.52 11:03:01 3 10.50 0.00 0.97 9.26 0.00 79.27 11:04:01 all 56.29 0.00 2.09 0.78 0.01 40.84 11:04:01 0 54.96 0.00 2.68 0.87 0.02 41.48 11:04:01 1 48.33 0.00 1.77 0.65 0.00 49.25 11:04:01 2 72.50 0.00 2.22 0.18 0.02 25.08 11:04:01 3 49.30 0.00 1.66 1.44 0.00 47.61 11:05:01 all 56.22 0.00 2.11 0.23 0.01 41.43 11:05:01 0 56.08 0.00 1.15 0.00 0.00 42.76 11:05:01 1 71.33 0.00 4.80 0.28 0.02 23.57 11:05:01 2 43.76 0.00 1.00 0.63 0.00 54.62 11:05:01 3 53.79 0.00 1.49 0.00 0.02 44.71 11:06:01 all 53.40 0.00 2.42 0.51 0.01 43.66 11:06:01 0 60.29 0.00 2.83 0.35 0.02 36.51 11:06:01 1 58.28 0.00 2.47 0.32 0.02 38.91 11:06:01 2 52.12 0.00 2.54 1.30 0.02 44.01 11:06:01 3 42.89 0.00 1.82 0.08 0.00 55.20 Average: all 46.42 0.00 2.00 2.12 0.01 49.45 Average: 0 49.27 0.00 2.04 0.68 0.01 48.00 Average: 1 46.68 0.00 2.50 4.01 0.01 46.80 Average: 2 50.60 0.00 1.99 1.09 0.01 46.31 Average: 3 39.13 0.00 1.48 2.69 0.00 56.69