---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1676 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: 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 3.9G 0 3.9G 0% /dev tmpfs 798M 664K 797M 1% /run /dev/vda1 20G 7.7G 12G 40% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 3.9G 0 3.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 798M 0 798M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7975 476 5174 0 2324 7215 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:e8:fc:5b brd ff:ff:ff:ff:ff:ff inet 10.32.7.51/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86185sec preferred_lft 86185sec inet6 fe80::f816:3eff:fee8:fc5b/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-1676) 11/01/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 154.42 55.19 99.23 3606.73 42272.57 12:49:01 143.48 46.01 97.48 2840.74 16567.36 12:50:01 36.39 2.20 34.19 118.49 6290.30 Average: 111.25 34.40 76.85 2184.90 21737.94 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5824904 7437596 2342516 28.68 50452 1731784 663200 7.20 549424 1608484 214408 12:49:01 5000236 6952352 3167184 38.78 65612 2041044 1107032 12.01 1106448 1843060 14624 12:50:01 5298408 7389004 2869012 35.13 70040 2172876 693864 7.53 762696 1886936 10700 Average: 5374516 7259651 2792904 34.20 62035 1981901 821365 8.91 806189 1779493 79911 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 416.36 273.95 2081.79 69.39 0.00 0.00 0.00 0.00 12:48:02 lo 0.93 0.93 0.09 0.09 0.00 0.00 0.00 0.00 12:49:01 ens3 313.49 333.18 1807.82 73.31 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 12:50:01 ens3 122.63 126.66 314.16 616.23 0.00 0.00 0.00 0.00 12:50:01 lo 1.60 1.60 0.14 0.14 0.00 0.00 0.00 0.00 Average: ens3 283.99 244.10 1398.92 254.00 0.00 0.00 0.00 0.00 Average: lo 1.42 1.42 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1676) 11/01/26 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 21.05 0.00 1.86 4.54 0.06 72.49 12:48:02 0 20.27 0.00 1.85 1.43 0.05 76.39 12:48:02 1 22.87 0.00 2.09 4.87 0.07 70.10 12:48:02 2 17.42 0.00 1.69 5.13 0.08 75.67 12:48:02 3 23.63 0.00 1.83 6.71 0.07 67.77 12:49:01 all 37.08 0.00 2.27 2.32 0.10 58.24 12:49:01 0 51.52 0.00 2.51 1.46 0.12 44.39 12:49:01 1 30.95 0.00 1.17 2.08 0.07 65.74 12:49:01 2 29.23 0.00 2.67 3.93 0.10 64.07 12:49:01 3 36.61 0.00 2.67 1.82 0.10 58.80 12:50:01 all 22.12 0.00 1.27 0.82 0.05 75.74 12:50:01 0 10.78 0.00 0.86 0.02 0.03 88.30 12:50:01 1 10.95 0.00 1.43 2.28 0.05 85.28 12:50:01 2 57.72 0.00 1.73 0.73 0.10 39.71 12:50:01 3 9.06 0.00 1.05 0.22 0.05 89.62 Average: all 26.69 0.00 1.79 2.55 0.07 68.89 Average: 0 27.36 0.00 1.74 0.97 0.07 69.87 Average: 1 21.53 0.00 1.57 3.08 0.06 73.76 Average: 2 34.86 0.00 2.03 3.26 0.10 59.76 Average: 3 23.02 0.00 1.84 2.92 0.07 72.14