---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5613 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 462 5227 0 2285 7230 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:e1:dc:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.183/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fee1:dc7a/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-5613) 07/12/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 188.05 110.60 77.45 5430.96 39975.49 07:07:01 56.09 0.18 55.91 22.00 9403.50 07:08:01 79.32 38.16 41.16 2226.43 8012.66 07:09:01 31.48 2.00 29.48 119.05 9046.09 Average: 88.74 37.74 51.00 1949.61 16609.44 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 6073044 7449840 2094368 25.64 35264 1522520 679772 7.38 547984 1385632 64272 07:07:01 5703400 7395632 2464012 30.17 54948 1802192 718116 7.79 617704 1652636 165544 07:08:01 5134444 7094836 3032968 37.13 65228 2049936 1022520 11.10 1008744 1807892 147140 07:09:01 5359880 7409280 2807532 34.37 67920 2135488 678864 7.37 743768 1847652 7476 Average: 5567692 7337397 2599720 31.83 55840 1877534 774818 8.41 729550 1673453 96108 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 ens3 350.51 194.52 1161.39 63.78 0.00 0.00 0.00 0.00 07:06:01 lo 2.13 2.13 0.19 0.19 0.00 0.00 0.00 0.00 07:07:01 ens3 68.84 51.99 774.29 5.87 0.00 0.00 0.00 0.00 07:07:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 07:08:01 ens3 195.67 165.67 2017.59 29.95 0.00 0.00 0.00 0.00 07:08:01 lo 1.57 1.57 0.16 0.16 0.00 0.00 0.00 0.00 07:09:01 ens3 64.96 78.55 33.78 678.45 0.00 0.00 0.00 0.00 07:09:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 169.99 122.68 996.76 194.52 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.12 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5613) 07/12/26 _x86_64_ (4 CPU) 07:04:59 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 20.26 0.00 3.00 7.35 4.31 65.08 07:06:01 0 24.65 0.00 2.53 4.14 4.33 64.35 07:06:01 1 25.51 0.00 4.58 6.24 4.18 59.50 07:06:01 2 19.34 0.00 3.02 7.84 5.32 64.48 07:06:01 3 11.54 0.00 1.88 11.20 3.39 71.99 07:07:01 all 19.16 0.00 1.11 2.38 1.93 75.42 07:07:01 0 11.32 0.00 0.66 0.18 1.13 86.71 07:07:01 1 22.59 0.00 1.34 1.32 2.26 72.49 07:07:01 2 25.07 0.00 1.09 0.21 2.28 71.35 07:07:01 3 17.65 0.00 1.35 7.76 2.04 71.20 07:08:01 all 34.66 0.00 1.91 2.07 8.48 52.87 07:08:01 0 31.18 0.00 1.58 1.37 7.59 58.28 07:08:01 1 31.20 0.00 1.80 4.55 8.18 54.28 07:08:01 2 43.47 0.00 2.52 1.04 9.96 43.02 07:08:01 3 32.71 0.00 1.74 1.33 8.17 56.05 07:09:01 all 19.13 0.00 1.07 1.42 2.73 75.64 07:09:01 0 31.48 0.00 1.35 0.52 3.80 62.85 07:09:01 1 5.07 0.00 0.76 1.27 1.89 91.02 07:09:01 2 32.48 0.00 1.52 0.28 3.71 62.02 07:09:01 3 7.23 0.00 0.68 3.66 1.51 86.93 Average: all 23.37 0.00 1.78 3.30 4.39 67.16 Average: 0 24.73 0.00 1.53 1.55 4.23 67.95 Average: 1 21.15 0.00 2.12 3.35 4.15 69.23 Average: 2 30.17 0.00 2.04 2.35 5.35 60.09 Average: 3 17.39 0.00 1.41 5.96 3.81 71.43