---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8486 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 nrip_save 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 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / 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 547 12690 0 2801 15166 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:cf:91:e3 brd ff:ff:ff:ff:ff:ff inet 10.30.107.213/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fecf:91e3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8486) 05/06/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 106.45 14.88 91.57 347.94 27772.30 03:07:01 113.88 4.55 109.33 130.22 16240.99 03:08:01 12.61 5.22 7.40 403.13 982.37 03:09:01 59.20 7.40 51.80 188.80 17456.40 Average: 73.04 8.01 65.03 267.52 15612.96 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13893528 15624004 2531440 15.41 69244 1855712 702024 4.02 600092 1705084 286584 03:07:01 13117116 15044152 3307852 20.14 83916 2027876 1290108 7.38 1207540 1853000 16652 03:08:01 12316284 14273336 4108684 25.01 85180 2055384 2023184 11.58 2004164 1851552 9376 03:09:01 13037124 15571512 3387844 20.63 91248 2617220 744132 4.26 929788 2191120 61384 Average: 13091013 15128251 3333955 20.30 82397 2139048 1189862 6.81 1185396 1900189 93499 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 03:06:01 ens3 317.60 206.40 1575.82 23.95 0.00 0.00 0.00 0.00 03:07:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:07:01 ens3 361.30 300.35 2598.81 66.10 0.00 0.00 0.00 0.00 03:08:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 03:08:01 ens3 2012.73 1214.30 502.46 483.41 0.00 0.00 0.00 0.00 03:09:01 lo 3.15 3.15 0.29 0.29 0.00 0.00 0.00 0.00 03:09:01 ens3 423.95 315.72 773.09 1809.60 0.00 0.00 0.00 0.00 Average: lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 778.89 509.19 1362.62 595.69 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-8486) 05/06/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 15.91 0.00 1.37 2.77 0.06 79.90 03:06:01 0 8.10 0.00 0.95 1.62 0.05 89.27 03:06:01 1 26.45 0.00 1.61 6.81 0.07 65.07 03:06:01 2 16.92 0.00 1.97 1.86 0.07 79.18 03:06:01 3 12.21 0.00 0.92 0.79 0.07 86.02 03:07:01 all 26.31 0.00 1.66 0.74 0.09 71.20 03:07:01 0 21.34 0.00 1.50 1.52 0.07 75.57 03:07:01 1 32.83 0.00 1.49 0.20 0.08 65.39 03:07:01 2 25.62 0.00 1.94 0.30 0.08 72.06 03:07:01 3 25.45 0.00 1.72 0.97 0.10 71.76 03:08:01 all 34.90 0.00 4.94 0.10 0.07 59.99 03:08:01 0 24.37 0.00 4.31 0.20 0.08 71.04 03:08:01 1 30.50 0.00 7.21 0.03 0.05 62.21 03:08:01 2 56.64 0.00 4.26 0.02 0.08 38.99 03:08:01 3 28.06 0.00 4.00 0.15 0.08 67.71 03:09:01 all 36.52 0.00 2.40 1.15 0.07 59.86 03:09:01 0 31.66 0.00 1.87 0.42 0.08 65.97 03:09:01 1 40.30 0.00 2.16 2.86 0.07 54.61 03:09:01 2 41.29 0.00 2.78 0.22 0.07 55.65 03:09:01 3 32.86 0.00 2.79 1.07 0.05 63.23 Average: all 28.41 0.00 2.59 1.19 0.07 67.74 Average: 0 21.37 0.00 2.16 0.94 0.07 75.46 Average: 1 32.52 0.00 3.12 2.48 0.07 61.82 Average: 2 35.12 0.00 2.74 0.60 0.08 61.47 Average: 3 24.64 0.00 2.35 0.74 0.08 72.19