---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5505 4.15.0-192-generic #203-Ubuntu SMP Wed Aug 10 17:40:03 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 474 5214 0 2286 7218 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:ea:69:3c brd ff:ff:ff:ff:ff:ff inet 10.32.6.224/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86111sec preferred_lft 86111sec inet6 fe80::f816:3eff:feea:693c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5505) 07/11/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 115.45 54.07 61.37 3563.94 5753.46 07:07:01 65.39 12.33 53.06 386.87 10000.20 07:08:01 70.15 26.01 44.14 1849.69 9231.26 07:09:01 25.41 2.00 23.41 117.71 6281.35 Average: 69.10 23.60 45.50 1479.55 7816.57 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 5959752 7400556 2207668 27.03 38572 1581176 712644 7.73 604156 1437952 96608 07:07:01 5741952 7475800 2425468 29.70 58416 1836616 621868 6.75 532632 1691344 156548 07:08:01 5347068 7389304 2820352 34.53 66244 2130220 689196 7.48 755480 1849116 158436 07:09:01 5371704 7422356 2795716 34.23 68464 2135844 655496 7.11 729632 1848092 9296 Average: 5605119 7422004 2562301 31.37 57924 1920964 669801 7.27 655475 1706626 105222 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 423.15 241.96 1513.08 66.54 0.00 0.00 0.00 0.00 07:06:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 61.34 50.24 519.50 11.78 0.00 0.00 0.00 0.00 07:07:01 lo 1.33 1.33 0.13 0.13 0.00 0.00 0.00 0.00 07:08:01 ens3 186.57 164.56 1864.96 26.96 0.00 0.00 0.00 0.00 07:08:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 07:09:01 ens3 64.64 69.59 32.51 666.87 0.00 0.00 0.00 0.00 07:09:01 lo 1.67 1.67 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 183.92 131.59 982.51 193.04 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5505) 07/11/26 _x86_64_ (4 CPU) 07:04:47 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 22.93 0.00 1.74 3.61 1.48 70.24 07:06:01 0 18.59 0.00 1.62 5.01 1.15 73.63 07:06:01 1 25.07 0.00 1.94 6.62 1.59 64.77 07:06:01 2 36.64 0.00 2.82 1.92 1.80 56.83 07:06:01 3 11.45 0.00 0.60 0.86 1.39 85.70 07:07:01 all 21.52 0.00 1.40 1.71 1.24 74.13 07:07:01 0 18.62 0.00 1.46 0.22 0.96 78.74 07:07:01 1 9.67 0.00 0.93 4.30 1.64 83.46 07:07:01 2 19.42 0.00 1.50 1.55 1.08 76.45 07:07:01 3 38.46 0.00 1.73 0.77 1.27 57.78 07:08:01 all 43.09 0.00 1.99 1.43 3.32 50.16 07:08:01 0 40.19 0.00 1.90 2.63 2.78 52.51 07:08:01 1 43.16 0.00 1.63 0.71 3.07 51.42 07:08:01 2 43.96 0.00 2.33 0.82 3.68 49.22 07:08:01 3 45.04 0.00 2.14 1.57 3.76 47.49 07:09:01 all 20.83 0.00 1.06 0.67 1.05 76.40 07:09:01 0 1.30 0.00 0.33 0.15 0.30 97.92 07:09:01 1 14.00 0.00 1.02 1.22 0.65 83.12 07:09:01 2 11.03 0.00 1.01 0.30 0.91 86.74 07:09:01 3 56.92 0.00 1.84 1.03 2.32 37.89 Average: all 27.10 0.00 1.55 1.86 1.77 67.72 Average: 0 19.68 0.00 1.33 2.00 1.30 75.70 Average: 1 23.00 0.00 1.38 3.21 1.74 70.66 Average: 2 27.75 0.00 1.91 1.14 1.87 67.32 Average: 3 37.96 0.00 1.58 1.06 2.19 57.21