---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2099 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 416 1315 0 2212 3264 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:02:27:18 brd ff:ff:ff:ff:ff:ff inet 10.32.7.189/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fe02:2718/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2099) 12/27/23 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 113.06 66.79 46.28 4504.58 7166.94 12:49:01 121.10 37.76 83.34 2168.99 15279.99 12:50:01 35.16 1.28 33.88 63.59 6727.15 Average: 89.60 35.26 54.34 2246.15 9693.66 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 1779152 3343852 2259500 55.95 49132 1671896 620916 12.21 578620 1511780 148024 12:49:01 1433500 3410580 2605152 64.51 61680 2057392 547764 10.77 636040 1771436 123164 12:50:01 1374892 3370760 2663760 65.96 66876 2070320 581588 11.43 685688 1778404 31684 Average: 1529181 3375064 2509471 62.14 59229 1933203 583423 11.47 633449 1687207 100957 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 12:48:02 ens3 323.83 213.28 1422.42 62.82 0.00 0.00 0.00 0.00 12:49:01 lo 1.73 1.73 0.17 0.17 0.00 0.00 0.00 0.00 12:49:01 ens3 322.05 322.50 1892.89 62.33 0.00 0.00 0.00 0.00 12:50:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 12:50:01 ens3 61.82 65.27 52.99 602.51 0.00 0.00 0.00 0.00 Average: lo 1.49 1.49 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 235.42 199.67 1118.46 243.56 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2099) 12/27/23 _x86_64_ (4 CPU) 12:46:50 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.61 0.00 1.79 3.00 0.07 73.53 12:48:02 0 19.47 0.00 1.42 5.74 0.03 73.34 12:48:02 1 20.48 0.00 1.84 1.54 0.07 76.07 12:48:02 2 12.00 0.00 1.34 1.54 0.08 85.05 12:48:02 3 34.51 0.00 2.61 3.16 0.12 59.59 12:49:01 all 31.71 0.00 1.76 2.18 0.09 64.26 12:49:01 0 28.26 0.00 1.69 3.92 0.07 66.07 12:49:01 1 44.09 0.00 2.05 0.32 0.07 53.47 12:49:01 2 25.24 0.00 1.11 2.37 0.09 71.20 12:49:01 3 29.28 0.00 2.17 2.10 0.12 66.33 12:50:01 all 18.39 0.00 0.97 1.09 0.17 79.38 12:50:01 0 5.20 0.00 0.67 2.96 0.13 91.05 12:50:01 1 24.04 0.00 1.07 0.05 0.18 74.65 12:50:01 2 17.33 0.00 1.19 0.10 0.27 81.11 12:50:01 3 27.08 0.00 0.93 1.23 0.12 70.64 Average: all 23.86 0.00 1.51 2.09 0.11 72.44 Average: 0 17.57 0.00 1.25 4.21 0.08 76.89 Average: 1 29.45 0.00 1.65 0.64 0.11 68.15 Average: 2 18.14 0.00 1.21 1.33 0.15 79.17 Average: 3 30.31 0.00 1.90 2.17 0.12 65.50