---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3589 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 481 5210 0 2283 7211 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:1d:e4:4b brd ff:ff:ff:ff:ff:ff inet 10.32.7.168/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe1d:e44b/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-3589) 06/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:02 142.46 54.91 87.55 3606.73 41161.82 07:07:01 81.83 30.96 50.87 1723.50 9392.58 07:08:01 54.34 10.65 43.69 628.83 9505.88 07:09:01 24.88 0.85 24.03 46.53 6071.79 Average: 75.85 24.31 51.54 1500.47 16562.89 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:02 5934724 7403300 2232696 27.34 39620 1606708 716204 7.77 610204 1455244 116288 07:07:01 5569252 7340328 2598168 31.81 58612 1873408 765636 8.31 677988 1718304 156900 07:08:01 5350276 7393160 2817144 34.49 66532 2130152 687172 7.46 754056 1848648 161144 07:09:01 5356760 7404592 2810660 34.41 68604 2132736 659164 7.15 750440 1843648 10692 Average: 5552753 7385345 2614667 32.01 58342 1935751 707044 7.67 698172 1716461 111256 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:02 ens3 453.02 262.77 1478.60 66.59 0.00 0.00 0.00 0.00 07:06:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 07:07:01 ens3 73.45 59.80 546.55 15.59 0.00 0.00 0.00 0.00 07:07:01 lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 07:08:01 ens3 211.10 203.87 1852.70 683.35 0.00 0.00 0.00 0.00 07:08:01 lo 1.30 1.30 0.12 0.12 0.00 0.00 0.00 0.00 07:09:01 ens3 31.41 25.73 28.80 20.66 0.00 0.00 0.00 0.00 07:09:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 192.74 138.37 978.46 197.30 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 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-3589) 06/17/26 _x86_64_ (4 CPU) 07:04:52 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:02 all 22.43 0.00 1.93 4.08 1.18 70.38 07:06:02 0 16.95 0.00 1.67 8.47 0.87 72.05 07:06:02 1 34.56 0.00 2.15 2.95 1.60 58.75 07:06:02 2 22.19 0.00 1.92 3.80 1.22 70.86 07:06:02 3 15.98 0.00 1.99 1.09 1.04 79.92 07:07:01 all 23.69 0.00 1.47 2.19 1.15 71.50 07:07:01 0 6.92 0.00 0.52 3.84 0.46 88.26 07:07:01 1 54.78 0.00 3.28 3.23 2.38 36.34 07:07:01 2 16.99 0.00 1.12 1.52 0.86 79.51 07:07:01 3 16.00 0.00 0.98 0.17 0.91 81.94 07:08:01 all 38.99 0.00 1.96 0.95 2.75 55.35 07:08:01 0 30.32 0.00 1.55 0.73 2.26 65.14 07:08:01 1 37.66 0.00 1.92 0.58 3.08 56.76 07:08:01 2 41.56 0.00 2.55 1.92 2.92 51.05 07:08:01 3 46.43 0.00 1.81 0.58 2.73 48.44 07:09:01 all 21.11 0.00 1.09 0.68 0.85 76.27 07:09:01 0 25.21 0.00 0.85 0.35 0.85 72.73 07:09:01 1 24.20 0.00 0.90 0.17 0.75 73.98 07:09:01 2 18.92 0.00 1.17 2.07 1.03 76.82 07:09:01 3 16.10 0.00 1.43 0.13 0.77 81.57 Average: all 26.58 0.00 1.61 1.97 1.49 68.35 Average: 0 19.91 0.00 1.15 3.34 1.11 74.49 Average: 1 37.74 0.00 2.06 1.72 1.95 56.52 Average: 2 24.97 0.00 1.69 2.33 1.51 69.49 Average: 3 23.66 0.00 1.55 0.49 1.36 72.93