---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3145 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 429 1356 0 2158 3252 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:eb:6f:2b brd ff:ff:ff:ff:ff:ff inet 10.32.7.56/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86195sec preferred_lft 86195sec inet6 fe80::f816:3eff:feeb:6f2b/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-3145) 01/08/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 137.71 67.79 69.92 4593.63 42274.70 19:15:01 92.67 17.93 74.74 656.96 13523.88 19:16:01 45.78 0.93 44.84 60.52 8129.58 Average: 92.05 28.88 63.17 1770.37 21309.39 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 1815200 3374368 2223444 55.05 48608 1667016 588748 11.57 547928 1506184 145688 19:15:01 1157832 3080292 2880812 71.33 61520 2003348 801244 15.75 932164 1750476 161304 19:16:01 1415280 3356640 2623364 64.96 66796 2016412 583124 11.46 668352 1756288 31764 Average: 1462771 3270433 2575873 63.78 58975 1895592 657705 12.93 716148 1670983 112919 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 302.15 213.71 1372.52 62.12 0.00 0.00 0.00 0.00 19:14:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 19:15:01 ens3 375.82 346.23 1920.51 71.26 0.00 0.00 0.00 0.00 19:15:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 74.02 70.10 62.64 536.39 0.00 0.00 0.00 0.00 19:16:01 lo 1.93 1.93 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 250.66 210.01 1118.56 223.26 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3145) 01/08/24 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 20.69 0.00 2.37 4.09 0.06 72.79 19:14:01 0 33.11 0.00 2.82 8.88 0.07 55.13 19:14:01 1 18.30 0.00 3.02 2.03 0.05 76.60 19:14:01 2 23.12 0.00 2.18 2.35 0.07 72.29 19:14:01 3 8.26 0.00 1.45 3.12 0.03 87.14 19:15:01 all 32.69 0.00 1.66 1.44 0.07 64.14 19:15:01 0 24.73 0.00 1.09 3.34 0.05 70.79 19:15:01 1 48.25 0.00 2.34 0.53 0.08 48.80 19:15:01 2 34.58 0.00 2.14 1.74 0.08 61.44 19:15:01 3 23.21 0.00 1.05 0.12 0.05 75.56 19:16:01 all 18.83 0.00 1.03 1.28 0.04 78.81 19:16:01 0 28.85 0.00 1.10 0.07 0.05 69.94 19:16:01 1 24.62 0.00 1.45 0.23 0.05 73.65 19:16:01 2 12.88 0.00 0.82 2.37 0.05 83.88 19:16:01 3 9.09 0.00 0.77 2.45 0.03 87.65 Average: all 24.06 0.00 1.68 2.27 0.06 71.93 Average: 0 28.89 0.00 1.67 4.10 0.06 65.28 Average: 1 30.40 0.00 2.27 0.93 0.06 66.34 Average: 2 23.52 0.00 1.71 2.15 0.07 72.55 Average: 3 13.49 0.00 1.09 1.90 0.04 83.48