---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-987 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.5G 69G 11% / 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 565 13068 0 2406 15155 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:73:29:7e brd ff:ff:ff:ff:ff:ff inet 10.30.107.132/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86203sec preferred_lft 86203sec inet6 fe80::f816:3eff:fe73:297e/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-987) 11/18/23 _x86_64_ (4 CPU) 03:09:03 LINUX RESTART (4 CPU) 03:10:01 tps rtps wtps bread/s bwrtn/s 03:11:01 202.37 10.38 191.98 220.90 28182.90 03:12:01 110.85 28.48 82.37 1909.42 28336.48 Average: 156.61 19.43 137.18 1065.16 28259.69 03:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:11:01 13361684 15269556 3063284 18.65 85268 2006968 1299652 7.44 1064960 1749980 226060 03:12:01 13442336 15578632 2982632 18.16 90852 2227048 752968 4.31 824856 1907484 53464 Average: 13402010 15424094 3022958 18.40 88060 2117008 1026310 5.87 944908 1828732 139762 03:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:11:01 ens3 177.19 131.86 1612.60 46.45 0.00 0.00 0.00 0.00 03:11:01 lo 2.07 2.07 0.32 0.32 0.00 0.00 0.00 0.00 03:12:01 ens3 394.88 305.48 2591.67 55.35 0.00 0.00 0.00 0.00 03:12:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 286.04 218.67 2102.13 50.90 0.00 0.00 0.00 0.00 Average: lo 1.57 1.57 0.21 0.21 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-987) 11/18/23 _x86_64_ (4 CPU) 03:09:03 LINUX RESTART (4 CPU) 03:10:01 CPU %user %nice %system %iowait %steal %idle 03:11:01 all 23.16 0.00 1.96 6.05 0.08 68.75 03:11:01 0 29.76 0.00 1.88 1.83 0.07 66.47 03:11:01 1 28.79 0.00 2.71 8.97 0.08 59.44 03:11:01 2 23.80 0.00 2.33 7.85 0.08 65.94 03:11:01 3 10.33 0.00 0.97 5.53 0.10 83.06 03:12:01 all 21.70 0.00 1.50 4.24 0.06 72.49 03:12:01 0 51.29 0.00 2.08 1.83 0.08 44.72 03:12:01 1 12.69 0.00 1.58 7.75 0.05 77.94 03:12:01 2 13.50 0.00 1.58 4.33 0.03 80.56 03:12:01 3 9.31 0.00 0.75 3.08 0.05 86.80 Average: all 22.43 0.00 1.73 5.15 0.07 70.62 Average: 0 40.53 0.00 1.98 1.83 0.08 55.59 Average: 1 20.74 0.00 2.15 8.36 0.07 68.69 Average: 2 18.65 0.00 1.95 6.09 0.06 73.24 Average: 3 9.82 0.00 0.86 4.31 0.08 84.93