---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14415 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 490 5263 0 2222 7204 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:d7:68:79 brd ff:ff:ff:ff:ff:ff inet 10.32.7.122/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86206sec preferred_lft 86206sec inet6 fe80::f816:3eff:fed7:6879/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14415) 10/05/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 178.84 77.15 101.68 4353.94 43003.12 19:15:01 120.88 25.16 95.72 1272.32 16973.70 19:16:01 33.63 1.53 32.09 101.58 5052.22 Average: 111.11 34.62 76.50 1909.28 21676.35 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5914464 7447828 2252956 27.58 49092 1656344 657712 7.14 539152 1533284 165900 19:15:01 5418172 7391912 2749248 33.66 63624 2066028 668836 7.26 691992 1844408 105280 19:16:01 5382400 7371336 2785020 34.10 66756 2077632 685412 7.44 742012 1829056 10284 Average: 5571679 7403692 2595741 31.78 59824 1933335 670653 7.28 657719 1735583 93821 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 lo 1.73 1.73 0.15 0.15 0.00 0.00 0.00 0.00 19:14:01 ens3 359.41 230.24 1693.11 67.16 0.00 0.00 0.00 0.00 19:15:01 lo 1.77 1.77 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 382.99 334.83 1972.54 79.60 0.00 0.00 0.00 0.00 19:16:01 lo 1.87 1.87 0.16 0.16 0.00 0.00 0.00 0.00 19:16:01 ens3 61.82 59.77 30.96 527.64 0.00 0.00 0.00 0.00 Average: lo 1.79 1.79 0.16 0.16 0.00 0.00 0.00 0.00 Average: ens3 268.07 208.28 1232.21 224.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14415) 10/05/26 _x86_64_ (4 CPU) 19:12:57 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.06 0.00 2.56 5.31 0.07 71.00 19:14:01 0 14.93 0.00 1.84 5.72 0.05 77.47 19:14:01 1 9.60 0.00 3.61 3.27 0.05 83.47 19:14:01 2 15.06 0.00 1.71 9.02 0.07 74.14 19:14:01 3 44.76 0.00 3.08 3.29 0.12 48.75 19:15:01 all 34.61 0.00 1.92 2.17 0.10 61.20 19:15:01 0 51.36 0.00 2.36 0.72 0.12 45.44 19:15:01 1 27.39 0.00 1.57 2.97 0.07 68.01 19:15:01 2 24.51 0.00 2.02 4.22 0.10 69.14 19:15:01 3 35.23 0.00 1.74 0.77 0.08 62.18 19:16:01 all 20.41 0.00 1.00 0.96 0.05 77.57 19:16:01 0 1.31 0.00 0.57 2.63 0.03 95.46 19:16:01 1 29.99 0.00 1.18 1.00 0.08 67.74 19:16:01 2 9.64 0.00 0.99 0.08 0.03 89.26 19:16:01 3 40.58 0.00 1.23 0.12 0.08 57.99 Average: all 25.36 0.00 1.83 2.81 0.07 69.93 Average: 0 22.55 0.00 1.59 3.02 0.07 72.77 Average: 1 22.29 0.00 2.13 2.42 0.07 73.10 Average: 2 16.40 0.00 1.57 4.43 0.07 77.52 Average: 3 40.19 0.00 2.02 1.39 0.09 56.31