---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-18685 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 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 555 12621 0 2862 15156 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:7a:90:1f brd ff:ff:ff:ff:ff:ff inet 10.30.107.64/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe7a:901f/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-18685) 09/08/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 tps rtps wtps bread/s bwrtn/s 03:06:01 118.47 11.42 107.05 312.35 29942.72 03:07:01 81.47 4.48 76.99 127.45 10167.64 03:08:01 34.19 3.13 31.06 344.21 5037.43 03:09:01 28.93 3.27 25.66 99.32 3186.67 Average: 65.55 5.55 59.99 220.45 12008.90 03:05:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 13814680 15610224 2610288 15.89 70992 1915844 737916 4.22 616088 1764396 230632 03:07:01 13333060 15202416 3091908 18.82 81336 1973736 1178288 6.74 1046928 1802692 13352 03:08:01 12320244 14334940 4104724 24.99 86356 2109092 2034780 11.64 1934580 1914784 6680 03:09:01 12918644 15503636 3506324 21.35 89736 2667136 803384 4.60 982664 2254556 496924 Average: 13096657 15162804 3328311 20.26 82105 2166452 1188592 6.80 1145065 1934107 186897 03:05:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 lo 0.95 0.95 0.11 0.11 0.00 0.00 0.00 0.00 03:06:01 ens3 165.23 123.81 1640.37 20.20 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 236.98 204.18 809.31 58.05 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:08:01 ens3 1017.21 824.45 2311.03 515.41 0.00 0.00 0.00 0.00 03:09:01 lo 0.68 0.68 0.06 0.06 0.00 0.00 0.00 0.00 03:09:01 ens3 345.99 272.90 850.69 171.20 0.00 0.00 0.00 0.00 Average: lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 442.51 357.31 1401.86 191.93 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-18685) 09/08/26 _x86_64_ (4 CPU) 03:04:22 LINUX RESTART (4 CPU) 03:05:02 CPU %user %nice %system %iowait %steal %idle 03:06:01 all 16.17 0.00 1.37 3.19 0.01 79.26 03:06:01 0 10.22 0.00 1.01 0.34 0.00 88.43 03:06:01 1 3.97 0.00 0.66 8.78 0.02 86.56 03:06:01 2 43.82 0.00 2.79 2.86 0.02 50.52 03:06:01 3 6.75 0.00 0.97 0.78 0.00 91.50 03:07:01 all 16.66 0.00 1.44 0.35 0.02 81.53 03:07:01 0 15.83 0.00 1.19 0.13 0.02 82.83 03:07:01 1 13.81 0.00 1.62 0.13 0.02 84.43 03:07:01 2 18.69 0.00 1.14 0.00 0.02 80.16 03:07:01 3 18.37 0.00 1.84 1.12 0.02 78.65 03:08:01 all 37.83 0.00 5.79 0.10 0.03 56.25 03:08:01 0 31.98 0.00 9.23 0.00 0.02 58.78 03:08:01 1 63.19 0.00 2.96 0.25 0.05 33.56 03:08:01 2 31.85 0.00 8.57 0.00 0.03 59.54 03:08:01 3 24.27 0.00 2.43 0.13 0.05 73.12 03:09:01 all 39.32 0.00 1.86 0.06 0.02 58.74 03:09:01 0 37.99 0.00 2.43 0.10 0.03 59.45 03:09:01 1 39.36 0.00 1.37 0.05 0.02 59.20 03:09:01 2 41.25 0.00 1.95 0.00 0.02 56.78 03:09:01 3 38.68 0.00 1.64 0.10 0.02 59.56 Average: all 27.53 0.00 2.62 0.92 0.02 68.92 Average: 0 24.01 0.00 3.46 0.14 0.02 72.37 Average: 1 30.18 0.00 1.66 2.28 0.03 65.86 Average: 2 33.87 0.00 3.62 0.71 0.02 61.79 Average: 3 22.07 0.00 1.72 0.53 0.02 75.65