---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2211 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 421 1368 0 2154 3260 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:31:b9:70 brd ff:ff:ff:ff:ff:ff inet 10.32.6.161/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86199sec preferred_lft 86199sec inet6 fe80::f816:3eff:fe31:b970/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2211) 12/28/23 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 137.43 67.39 70.04 4546.58 42126.73 19:15:01 96.87 18.08 78.79 662.16 13943.14 19:16:01 39.04 0.87 38.18 55.59 6983.50 Average: 91.11 28.78 62.33 1754.77 21017.79 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1819832 3381524 2218820 54.94 48968 1668824 572452 11.25 538268 1508400 145800 19:15:01 1445276 3364568 2593376 64.21 61596 1999608 581948 11.44 647252 1745412 128292 19:16:01 1407872 3347184 2630780 65.14 66976 2013876 594200 11.68 676088 1752496 33552 Average: 1557660 3364425 2480992 61.43 59180 1894103 582867 11.46 620536 1668769 102548 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 315.41 196.27 1402.06 59.21 0.00 0.00 0.00 0.00 19:14:01 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 327.90 325.86 1862.16 64.29 0.00 0.00 0.00 0.00 19:15:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 57.77 64.39 53.05 532.48 0.00 0.00 0.00 0.00 19:16:01 lo 1.67 1.67 0.15 0.15 0.00 0.00 0.00 0.00 Average: ens3 233.69 195.51 1105.76 218.66 0.00 0.00 0.00 0.00 Average: lo 1.52 1.52 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2211) 12/28/23 _x86_64_ (4 CPU) 19:12:53 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.66 0.00 1.94 4.44 0.06 72.89 19:14:01 0 21.02 0.00 1.82 5.11 0.05 72.00 19:14:01 1 11.86 0.00 1.27 1.45 0.02 85.41 19:14:01 2 22.04 0.00 1.96 8.24 0.08 67.68 19:14:01 3 27.79 0.00 2.74 3.00 0.07 66.40 19:15:01 all 32.36 0.00 1.73 1.90 0.07 63.94 19:15:01 0 25.01 0.00 1.31 2.38 0.05 71.26 19:15:01 1 27.02 0.00 1.07 0.18 0.05 71.68 19:15:01 2 42.36 0.00 2.43 4.64 0.12 50.46 19:15:01 3 35.02 0.00 2.09 0.39 0.08 62.42 19:16:01 all 18.31 0.00 0.87 1.17 0.05 79.60 19:16:01 0 5.02 0.00 0.72 2.64 0.02 91.61 19:16:01 1 50.31 0.00 1.27 0.30 0.08 48.04 19:16:01 2 13.32 0.00 0.92 1.68 0.03 84.05 19:16:01 3 4.59 0.00 0.57 0.05 0.03 94.76 Average: all 23.78 0.00 1.51 2.50 0.06 72.15 Average: 0 17.01 0.00 1.28 3.37 0.04 78.30 Average: 1 29.73 0.00 1.20 0.65 0.05 68.37 Average: 2 25.93 0.00 1.77 4.85 0.08 67.38 Average: 3 22.43 0.00 1.80 1.14 0.06 74.57