---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4001 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 676K 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 564 13210 0 2265 15154 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 mq state UP group default qlen 1000 link/ether fa:16:3e:49:a8:ad brd ff:ff:ff:ff:ff:ff inet 10.30.107.96/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86258sec preferred_lft 86258sec inet6 fe80::f816:3eff:fe49:a8ad/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-4001) 04/05/26 _x86_64_ (4 CPU) 19:15:51 LINUX RESTART (4 CPU) 19:16:01 tps rtps wtps bread/s bwrtn/s 19:17:01 334.94 38.84 296.10 1362.08 64806.80 19:18:01 137.68 1.22 136.46 135.98 21265.66 Average: 236.32 20.03 216.29 749.08 43038.04 19:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:17:01 13945144 15550348 2479824 15.10 58764 1745640 756620 4.33 743784 1518504 147500 19:18:01 13558348 15545544 2866620 17.45 87240 2079412 745656 4.27 769184 1841348 176612 Average: 13751746 15547946 2673222 16.28 73002 1912526 751138 4.30 756484 1679926 162056 19:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:17:01 lo 2.47 2.47 0.27 0.27 0.00 0.00 0.00 0.00 19:17:01 ens3 558.81 371.86 2306.46 83.47 0.00 0.00 0.00 0.00 19:18:01 lo 2.00 2.00 0.22 0.22 0.00 0.00 0.00 0.00 19:18:01 ens3 87.29 63.57 1330.24 13.17 0.00 0.00 0.00 0.00 Average: lo 2.23 2.23 0.24 0.24 0.00 0.00 0.00 0.00 Average: ens3 323.07 217.73 1818.39 48.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4001) 04/05/26 _x86_64_ (4 CPU) 19:15:51 LINUX RESTART (4 CPU) 19:16:01 CPU %user %nice %system %iowait %steal %idle 19:17:01 all 24.82 0.00 2.75 3.61 0.07 68.75 19:17:01 0 21.04 0.00 3.43 5.28 0.08 70.17 19:17:01 1 16.65 0.00 1.64 3.06 0.05 78.61 19:17:01 2 27.96 0.00 2.68 4.76 0.07 64.54 19:17:01 3 33.67 0.00 3.25 1.34 0.07 61.67 19:18:01 all 21.27 0.00 1.63 1.88 0.06 75.17 19:18:01 0 20.54 0.00 1.45 0.47 0.03 77.51 19:18:01 1 7.73 0.00 1.02 4.77 0.03 86.45 19:18:01 2 3.62 0.00 1.04 1.18 0.08 94.08 19:18:01 3 53.34 0.00 3.00 1.13 0.07 42.46 Average: all 23.04 0.00 2.19 2.74 0.06 71.97 Average: 0 20.79 0.00 2.44 2.87 0.06 73.84 Average: 1 12.19 0.00 1.33 3.91 0.04 82.52 Average: 2 15.68 0.00 1.85 2.96 0.07 79.44 Average: 3 43.54 0.00 3.12 1.24 0.07 52.04