---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1313 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 422 1366 0 2155 3258 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:97:fd:c4 brd ff:ff:ff:ff:ff:ff inet 10.32.7.231/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86201sec preferred_lft 86201sec inet6 fe80::f816:3eff:fe97:fdc4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1313) 12/18/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 166.47 101.90 64.57 5954.21 41997.28 19:15:01 85.19 18.27 66.92 668.90 10251.96 19:16:01 50.90 0.97 49.93 60.78 10536.22 Average: 100.94 40.50 60.44 2236.55 20987.54 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 1828880 3384756 2209764 54.72 48536 1662552 582084 11.44 532020 1502816 142032 19:15:01 1257860 3087028 2780784 68.85 61312 1911460 827136 16.26 876052 1704176 142728 19:16:01 1427620 3364920 2611024 64.65 66604 2012160 578292 11.37 656168 1752332 31780 Average: 1504787 3278901 2533857 62.74 58817 1862057 662504 13.02 688080 1653108 105513 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 1.70 1.70 0.15 0.15 0.00 0.00 0.00 0.00 19:14:02 ens3 356.67 228.66 1423.24 62.34 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 19:15:01 ens3 335.62 329.25 1926.49 61.51 0.00 0.00 0.00 0.00 19:16:01 lo 2.00 2.00 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 86.47 78.96 77.88 532.32 0.00 0.00 0.00 0.00 Average: lo 1.81 1.81 0.17 0.17 0.00 0.00 0.00 0.00 Average: ens3 259.15 211.63 1138.10 219.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1313) 12/18/23 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.85 0.00 2.39 5.28 0.06 71.42 19:14:02 0 31.46 0.00 2.77 3.36 0.07 62.35 19:14:02 1 20.95 0.00 2.17 2.45 0.05 74.38 19:14:02 2 19.90 0.00 2.18 5.48 0.07 72.37 19:14:02 3 11.03 0.00 2.43 9.84 0.05 76.64 19:15:01 all 32.20 0.00 1.63 1.71 0.07 64.40 19:15:01 0 20.35 0.00 1.07 0.43 0.07 78.08 19:15:01 1 46.85 0.00 2.45 1.02 0.07 49.62 19:15:01 2 36.33 0.00 1.98 1.74 0.07 59.88 19:15:01 3 25.25 0.00 1.00 3.66 0.05 70.03 19:16:01 all 18.87 0.00 1.05 1.22 0.04 78.81 19:16:01 0 31.51 0.00 1.35 0.18 0.07 66.89 19:16:01 1 11.44 0.00 1.12 0.82 0.05 86.58 19:16:01 2 29.23 0.00 0.98 2.76 0.07 66.96 19:16:01 3 3.32 0.00 0.78 1.12 0.02 94.76 Average: all 23.92 0.00 1.69 2.74 0.06 71.59 Average: 0 27.82 0.00 1.74 1.33 0.07 69.05 Average: 1 26.28 0.00 1.91 1.43 0.06 70.32 Average: 2 28.45 0.00 1.71 3.34 0.07 66.44 Average: 3 13.14 0.00 1.41 4.87 0.04 80.54