---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1402 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: 2800.000 BogoMIPS: 5600.00 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 411 1269 0 2262 3266 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:9b:78:9e brd ff:ff:ff:ff:ff:ff inet 10.32.7.124/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86189sec preferred_lft 86189sec inet6 fe80::f816:3eff:fe9b:789e/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-1402) 12/02/23 _x86_64_ (4 CPU) 08:12:48 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:01 109.42 60.11 49.31 4292.75 7474.62 08:15:01 120.41 35.21 85.20 2188.30 15381.17 08:16:01 46.78 4.42 42.36 179.30 6030.59 Average: 92.20 33.24 58.96 2220.12 9628.80 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:01 1778532 3345060 2260112 55.96 49044 1673636 629016 12.36 572040 1513968 140068 08:15:01 988104 2892172 3050540 75.53 62500 1983696 1118228 21.98 1059224 1787252 26272 08:16:01 1370460 3413000 2668184 66.07 70032 2110936 536836 10.55 617440 1842016 53236 Average: 1379032 3216744 2659612 65.85 60525 1922756 761360 14.97 749568 1714412 73192 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:01 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 08:14:01 ens3 363.19 234.26 1385.34 63.01 0.00 0.00 0.00 0.00 08:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 08:15:01 ens3 344.24 378.20 2359.68 65.83 0.00 0.00 0.00 0.00 08:16:01 lo 1.75 1.75 0.22 0.22 0.00 0.00 0.00 0.00 08:16:01 ens3 210.10 213.53 904.74 44.38 0.00 0.00 0.00 0.00 Average: lo 1.41 1.41 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 305.84 275.33 1549.92 57.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1402) 12/02/23 _x86_64_ (4 CPU) 08:12:48 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:01 all 21.79 0.00 1.88 3.20 0.06 73.08 08:14:01 0 32.28 0.00 2.48 8.84 0.07 56.34 08:14:01 1 27.90 0.00 1.90 0.73 0.05 69.41 08:14:01 2 13.08 0.00 1.54 0.82 0.07 84.49 08:14:01 3 13.86 0.00 1.55 2.37 0.07 82.14 08:15:01 all 30.46 0.00 1.63 2.07 0.08 65.76 08:15:01 0 47.52 0.00 2.56 2.22 0.10 47.60 08:15:01 1 27.23 0.00 1.09 0.80 0.05 70.83 08:15:01 2 25.29 0.00 1.48 1.29 0.07 71.87 08:15:01 3 21.75 0.00 1.43 3.99 0.08 72.75 08:16:01 all 26.14 0.00 1.25 1.09 0.05 71.47 08:16:01 0 23.37 0.00 1.00 0.47 0.03 75.13 08:16:01 1 42.95 0.00 1.52 0.10 0.07 55.37 08:16:01 2 20.76 0.00 1.17 2.52 0.07 75.48 08:16:01 3 17.42 0.00 1.31 1.24 0.05 79.98 Average: all 26.13 0.00 1.59 2.12 0.06 70.10 Average: 0 34.38 0.00 2.01 3.84 0.07 59.70 Average: 1 32.69 0.00 1.50 0.55 0.06 65.20 Average: 2 19.71 0.00 1.40 1.55 0.07 77.28 Average: 3 17.67 0.00 1.43 2.54 0.07 78.30