---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5835 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 8.9G 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 598 12705 0 2735 15116 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:ea:a2:40 brd ff:ff:ff:ff:ff:ff inet 10.30.107.149/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:feea:a240/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5835) 02/07/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:01 135.08 10.93 124.15 280.22 42115.25 03:07:01 88.49 4.50 83.99 128.51 10260.02 03:08:01 18.38 5.90 12.48 427.46 1377.94 03:09:01 52.27 1.80 50.47 85.45 19675.65 Average: 73.55 5.78 67.77 230.42 18356.51 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13864204 15544868 2560764 15.59 75604 1797840 1113636 6.37 683952 1647104 101748 03:07:01 12914680 14782764 3510288 21.37 84340 1968804 1531864 8.77 1469816 1792916 108 03:08:01 12115492 14099088 4309476 26.24 87224 2077580 2155988 12.34 2217660 1833580 66396 03:09:01 13014764 15481404 3410204 20.76 91280 2550428 828912 4.74 1014736 2131920 9944 Average: 12977285 14977031 3447683 20.99 84612 2098663 1407600 8.06 1346541 1851380 44549 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 ens3 155.62 142.73 1176.78 41.46 0.00 0.00 0.00 0.00 03:06:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 03:07:01 ens3 262.42 217.48 2515.13 46.98 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 03:08:01 ens3 2295.58 1549.62 1012.47 585.59 0.00 0.00 0.00 0.00 03:08:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 03:09:01 ens3 173.60 159.12 320.82 1766.23 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.30 0.30 0.00 0.00 0.00 0.00 Average: ens3 721.87 517.28 1256.29 610.06 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5835) 02/07/26 _x86_64_ (4 CPU) 03:04:21 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 13.13 0.00 1.36 3.50 0.08 81.94 03:06:01 0 21.68 0.00 1.77 1.02 0.07 75.47 03:06:01 1 8.11 0.00 0.70 0.67 0.08 90.43 03:06:01 2 17.74 0.00 1.99 4.57 0.10 75.60 03:06:01 3 4.96 0.00 0.97 7.78 0.07 86.22 03:07:01 all 40.25 0.00 1.63 0.31 0.11 57.70 03:07:01 0 35.28 0.00 1.42 0.08 0.12 63.10 03:07:01 1 31.51 0.00 1.62 0.38 0.08 66.41 03:07:01 2 33.51 0.00 0.99 0.02 0.10 65.39 03:07:01 3 60.78 0.00 2.46 0.74 0.15 35.88 03:08:01 all 43.25 0.00 7.22 0.10 0.12 49.31 03:08:01 0 38.23 0.00 5.02 0.08 0.10 56.56 03:08:01 1 46.81 0.00 7.42 0.18 0.13 45.45 03:08:01 2 43.22 0.00 9.04 0.17 0.10 47.47 03:08:01 3 44.72 0.00 7.42 0.00 0.12 47.74 03:09:01 all 23.24 0.00 1.86 5.70 0.08 69.11 03:09:01 0 16.73 0.00 1.52 4.27 0.07 77.41 03:09:01 1 31.84 0.00 2.44 8.53 0.13 57.04 03:09:01 2 18.07 0.00 1.73 0.32 0.08 79.81 03:09:01 3 26.29 0.00 1.79 9.66 0.07 62.19 Average: all 29.97 0.00 3.02 2.40 0.10 64.51 Average: 0 27.96 0.00 2.43 1.37 0.09 68.15 Average: 1 29.56 0.00 3.04 2.44 0.11 64.86 Average: 2 28.14 0.00 3.44 1.27 0.10 67.06 Average: 3 34.22 0.00 3.16 4.54 0.10 57.98