---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14560 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 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 486 5266 0 2223 7208 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:0c:53:ea brd ff:ff:ff:ff:ff:ff inet 10.32.6.185/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86209sec preferred_lft 86209sec inet6 fe80::f816:3eff:fe0c:53ea/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-14560) 10/07/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 157.69 55.51 102.18 3627.80 43265.34 19:15:01 120.88 25.50 95.37 1291.85 16856.13 19:16:01 33.03 1.53 31.49 101.58 5031.56 Average: 103.77 27.53 76.24 1675.88 21744.83 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 5884068 7461024 2283352 27.96 49956 1697168 648240 7.03 524796 1574564 197520 19:15:01 5400240 7380520 2767180 33.88 63812 2072584 693916 7.53 704612 1850032 110588 19:16:01 5451228 7439632 2716192 33.26 66960 2076964 628484 6.82 674424 1828232 8936 Average: 5578512 7427059 2588908 31.70 60243 1948905 656880 7.13 634611 1750943 105681 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 ens3 426.96 284.39 1787.30 71.38 0.00 0.00 0.00 0.00 19:14:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 19:15:01 ens3 328.22 321.86 1829.86 69.28 0.00 0.00 0.00 0.00 19:15:01 lo 1.73 1.73 0.18 0.18 0.00 0.00 0.00 0.00 19:16:01 ens3 69.07 56.22 38.32 525.66 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 Average: ens3 274.45 220.26 1215.08 222.96 0.00 0.00 0.00 0.00 Average: lo 1.53 1.53 0.14 0.14 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-14560) 10/07/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.80 0.00 1.90 5.22 0.07 72.00 19:14:02 0 12.86 0.00 1.74 5.85 0.07 79.49 19:14:02 1 27.80 0.00 2.37 5.33 0.07 64.44 19:14:02 2 20.22 0.00 1.69 7.77 0.05 70.28 19:14:02 3 22.35 0.00 1.79 1.96 0.05 73.85 19:15:01 all 33.28 0.00 1.79 2.65 0.08 62.19 19:15:01 0 27.44 0.00 1.49 5.20 0.08 65.79 19:15:01 1 39.41 0.00 2.38 2.05 0.08 56.08 19:15:01 2 28.84 0.00 1.89 3.14 0.08 66.04 19:15:01 3 37.48 0.00 1.41 0.19 0.09 60.83 19:16:01 all 20.63 0.00 1.00 0.98 0.05 77.34 19:16:01 0 27.23 0.00 1.30 0.45 0.05 70.96 19:16:01 1 39.85 0.00 1.13 0.07 0.08 58.87 19:16:01 2 2.65 0.00 0.68 3.39 0.02 93.26 19:16:01 3 12.73 0.00 0.90 0.02 0.05 86.30 Average: all 24.86 0.00 1.56 2.95 0.07 70.56 Average: 0 22.49 0.00 1.51 3.82 0.07 72.11 Average: 1 35.67 0.00 1.96 2.48 0.08 59.82 Average: 2 17.17 0.00 1.42 4.77 0.05 76.59 Average: 3 24.10 0.00 1.37 0.72 0.06 73.75