---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5283 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 9.2G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 547 12358 0 3133 15162 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 1458 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:6e:c2:ba brd ff:ff:ff:ff:ff:ff inet 10.30.107.28/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe6e:c2ba/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5283) 11/27/23 _x86_64_ (4 CPU) 18:11:18 LINUX RESTART (4 CPU) 18:12:01 tps rtps wtps bread/s bwrtn/s 18:13:01 114.41 13.38 101.03 975.17 31441.16 18:14:01 194.28 35.23 159.06 1863.96 43331.84 18:15:01 56.91 1.18 55.72 37.46 32497.12 Average: 121.87 16.60 105.27 958.86 35756.71 18:12:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:13:01 13810508 15533136 2614460 15.92 69076 1848064 850044 4.86 726532 1662384 190776 18:14:01 12486728 14850600 3938240 23.98 87784 2451900 1332072 7.62 1466952 2206412 110084 18:15:01 12639056 15502152 3785912 23.05 94528 2930804 793924 4.54 1208128 2294748 45468 Average: 12978764 15295296 3446204 20.98 83796 2410256 992013 5.68 1133871 2054515 115443 18:12:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:13:01 lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 18:13:01 ens3 60.46 37.74 1049.59 7.19 0.00 0.00 0.00 0.00 18:14:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 18:14:01 ens3 672.62 569.96 7792.22 107.06 0.00 0.00 0.00 0.00 18:15:01 lo 18.93 18.93 1.71 1.71 0.00 0.00 0.00 0.00 18:15:01 ens3 245.49 270.35 720.19 2460.87 0.00 0.00 0.00 0.00 Average: lo 6.71 6.71 0.61 0.61 0.00 0.00 0.00 0.00 Average: ens3 326.19 292.68 3187.33 858.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5283) 11/27/23 _x86_64_ (4 CPU) 18:11:18 LINUX RESTART (4 CPU) 18:12:01 CPU %user %nice %system %iowait %steal %idle 18:13:01 all 18.27 0.00 1.37 7.39 0.05 72.92 18:13:01 0 26.75 0.00 1.89 15.14 0.05 56.17 18:13:01 1 8.14 0.00 0.77 2.69 0.03 88.37 18:13:01 2 13.46 0.00 1.06 8.78 0.03 76.66 18:13:01 3 24.74 0.00 1.76 2.99 0.03 70.47 18:14:01 all 40.34 0.00 2.61 4.43 0.14 52.48 18:14:01 0 38.85 0.00 2.71 11.22 0.12 47.09 18:14:01 1 37.31 0.00 3.13 2.00 0.17 57.39 18:14:01 2 42.43 0.00 2.88 3.49 0.15 51.04 18:14:01 3 42.78 0.00 1.73 0.99 0.15 54.34 18:15:01 all 29.31 0.00 1.76 8.02 0.09 60.82 18:15:01 0 31.51 0.00 2.27 9.80 0.08 56.34 18:15:01 1 30.34 0.00 1.75 3.66 0.10 64.15 18:15:01 2 30.90 0.00 1.68 1.98 0.08 65.35 18:15:01 3 24.49 0.00 1.35 16.65 0.08 57.43 Average: all 29.28 0.00 1.91 6.62 0.09 62.10 Average: 0 32.36 0.00 2.29 12.06 0.08 53.21 Average: 1 25.23 0.00 1.88 2.78 0.10 70.01 Average: 2 28.87 0.00 1.87 4.76 0.09 64.40 Average: 3 30.66 0.00 1.61 6.87 0.09 60.77