---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-547 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: 2799.870 BogoMIPS: 5599.74 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 2.0G 0 2.0G 0% /dev tmpfs 395M 664K 394M 1% /run /dev/vda1 20G 7.6G 12G 40% / tmpfs 2.0G 0 2.0G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 2.0G 0 2.0G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 395M 0 395M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3943 412 1326 0 2204 3268 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:5f:64:06 brd ff:ff:ff:ff:ff:ff inet 10.32.6.226/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86197sec preferred_lft 86197sec inet6 fe80::f816:3eff:fe5f:6406/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-547) 11/23/23 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 tps rtps wtps bread/s bwrtn/s 07:06:01 112.77 62.15 50.62 4404.67 7661.20 07:07:01 116.76 37.18 79.59 2140.18 14707.68 07:08:01 36.16 1.28 34.88 63.59 6444.39 Average: 88.56 33.54 55.03 2202.69 9604.53 07:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:06:01 1826688 3395752 2211956 54.77 49140 1676140 571000 11.22 525760 1515076 139184 07:07:01 1404484 3373996 2634160 65.22 61584 2050288 572572 11.26 671636 1764132 112788 07:08:01 1352644 3342456 2686000 66.51 66932 2064620 598604 11.77 714592 1770960 33264 Average: 1527939 3370735 2510705 62.17 59219 1930349 580725 11.42 637329 1683389 95079 07:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:06:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 07:06:01 ens3 359.90 213.40 1419.71 59.80 0.00 0.00 0.00 0.00 07:07:01 lo 1.83 1.83 0.18 0.18 0.00 0.00 0.00 0.00 07:07:01 ens3 326.75 331.09 1825.60 66.65 0.00 0.00 0.00 0.00 07:08:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 07:08:01 ens3 60.64 66.69 53.27 604.76 0.00 0.00 0.00 0.00 Average: lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 249.09 203.73 1099.51 243.75 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-547) 11/23/23 _x86_64_ (4 CPU) 07:04:49 LINUX RESTART (4 CPU) 07:05:01 CPU %user %nice %system %iowait %steal %idle 07:06:01 all 21.84 0.00 1.82 3.00 0.06 73.28 07:06:01 0 22.46 0.00 1.45 0.58 0.05 75.46 07:06:01 1 26.81 0.00 1.79 5.96 0.07 65.38 07:06:01 2 14.76 0.00 1.73 3.95 0.05 79.51 07:06:01 3 23.30 0.00 2.29 1.54 0.08 72.78 07:07:01 all 31.36 0.00 1.84 2.12 0.08 64.60 07:07:01 0 24.22 0.00 1.57 1.97 0.07 72.17 07:07:01 1 24.33 0.00 1.22 3.52 0.07 70.86 07:07:01 2 41.74 0.00 2.09 0.59 0.10 55.48 07:07:01 3 35.14 0.00 2.49 2.41 0.10 59.86 07:08:01 all 18.32 0.00 0.95 1.10 0.05 79.58 07:08:01 0 0.94 0.00 0.49 1.29 0.05 97.23 07:08:01 1 3.29 0.00 0.65 2.82 0.02 93.23 07:08:01 2 37.29 0.00 1.37 0.18 0.07 61.10 07:08:01 3 31.72 0.00 1.25 0.10 0.07 66.86 Average: all 23.83 0.00 1.54 2.08 0.06 72.49 Average: 0 15.89 0.00 1.17 1.28 0.06 81.60 Average: 1 18.14 0.00 1.22 4.10 0.05 76.49 Average: 2 31.27 0.00 1.73 1.57 0.07 65.36 Average: 3 30.06 0.00 2.01 1.35 0.08 66.50