---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2727 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 8.2G 12G 43% / 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 472 4704 0 2798 7212 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:d9:a5:73 brd ff:ff:ff:ff:ff:ff inet 10.32.6.209/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86119sec preferred_lft 86119sec inet6 fe80::f816:3eff:fed9:a573/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2727) 06/06/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 tps rtps wtps bread/s bwrtn/s 08:14:02 152.32 66.79 85.54 4278.62 40779.75 08:15:01 76.00 17.98 58.02 1280.05 10330.05 08:16:01 99.07 21.33 77.74 1041.69 27011.50 08:17:01 36.83 1.37 35.47 101.82 4857.30 Average: 91.12 26.90 64.21 1677.07 20786.89 08:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:14:02 5960888 7388584 2206532 27.02 37160 1570580 724772 7.86 611800 1431436 89796 08:15:01 5712464 7463436 2454956 30.06 58208 1854188 808372 8.77 567716 1687160 156136 08:16:01 4506820 6946724 3660600 44.82 64780 2523484 1070352 11.61 1120360 2311700 5720 08:17:01 4850828 7414124 3316592 40.61 69128 2639892 644672 7.00 696944 2386776 25352 Average: 5257750 7303217 2909670 35.63 57319 2147036 812042 8.81 749205 1954268 69251 08:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:14:02 lo 1.20 1.20 0.11 0.11 0.00 0.00 0.00 0.00 08:14:02 ens3 490.77 293.18 1556.32 70.38 0.00 0.00 0.00 0.00 08:15:01 lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 08:15:01 ens3 71.82 55.23 526.69 13.41 0.00 0.00 0.00 0.00 08:16:01 lo 1.52 1.52 0.20 0.20 0.00 0.00 0.00 0.00 08:16:01 ens3 636.96 527.23 10574.18 73.62 0.00 0.00 0.00 0.00 08:17:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 08:17:01 ens3 147.74 164.43 801.97 36.68 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 337.92 260.87 3376.45 48.67 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-2727) 06/06/26 _x86_64_ (4 CPU) 08:12:56 LINUX RESTART (4 CPU) 08:13:01 CPU %user %nice %system %iowait %steal %idle 08:14:02 all 21.60 0.00 2.59 4.74 1.44 69.64 08:14:02 0 10.58 0.00 0.98 3.92 0.80 83.71 08:14:02 1 30.77 0.00 4.95 6.65 1.62 56.02 08:14:02 2 27.96 0.00 2.76 5.88 1.74 61.66 08:14:02 3 17.04 0.00 1.66 2.49 1.58 77.23 08:15:01 all 20.98 0.00 1.40 2.06 1.32 74.26 08:15:01 0 2.80 0.00 0.49 3.32 0.45 92.94 08:15:01 1 40.20 0.00 2.67 3.27 2.92 50.94 08:15:01 2 38.74 0.00 2.22 1.48 1.59 55.97 08:15:01 3 2.10 0.00 0.22 0.14 0.32 97.22 08:16:01 all 44.37 0.00 2.29 1.88 3.60 47.86 08:16:01 0 38.43 0.00 2.35 2.05 3.90 53.28 08:16:01 1 41.47 0.00 3.29 3.82 3.34 48.07 08:16:01 2 48.84 0.00 2.16 1.28 3.71 44.02 08:16:01 3 48.78 0.00 1.36 0.35 3.45 46.06 08:17:01 all 23.18 0.00 1.31 0.81 1.58 73.12 08:17:01 0 12.24 0.00 0.97 0.08 0.88 85.83 08:17:01 1 9.85 0.00 1.15 2.81 1.00 85.20 08:17:01 2 36.64 0.00 1.43 0.12 1.88 59.93 08:17:01 3 33.96 0.00 1.67 0.25 2.53 61.60 Average: all 27.57 0.00 1.90 2.37 1.99 66.18 Average: 0 16.10 0.00 1.20 2.34 1.52 78.84 Average: 1 30.56 0.00 3.01 4.14 2.22 60.07 Average: 2 38.04 0.00 2.14 2.19 2.23 55.39 Average: 3 25.59 0.00 1.23 0.81 1.98 70.39