---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-11869 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 8.9G 11G 47% / 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 479 3965 0 3530 7197 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:87:c8:31 brd ff:ff:ff:ff:ff:ff inet 10.32.7.85/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86096sec preferred_lft 86096sec inet6 fe80::f816:3eff:fe87:c831/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11869) 09/12/26 _x86_64_ (4 CPU) 11:20:13 LINUX RESTART (4 CPU) 11:21:01 tps rtps wtps bread/s bwrtn/s 11:22:01 91.42 30.18 61.24 1686.39 14774.20 11:23:01 52.87 0.03 52.84 0.27 38001.67 11:24:01 10.91 0.00 10.91 0.00 3580.20 11:25:01 61.86 2.77 59.09 183.04 9573.60 Average: 54.27 8.24 46.02 467.42 16482.42 11:21:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:22:01 5298040 7304580 2869380 35.13 58524 2106272 776940 8.43 730232 1932728 194636 11:23:01 4351560 7284052 3815860 46.72 60732 3016328 776940 8.43 741916 2841384 2324 11:24:01 4153576 7189816 4013844 49.14 62468 3115880 865920 9.40 836284 2939316 2988 11:25:01 4099564 7406916 4067856 49.81 68956 3373484 640120 6.95 652408 3165188 26340 Average: 4475685 7296341 3691735 45.20 62670 2902991 764980 8.30 740210 2719654 56572 11:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:22:01 ens3 229.65 162.87 3944.09 24.52 0.00 0.00 0.00 0.00 11:22:01 lo 1.47 1.47 0.15 0.15 0.00 0.00 0.00 0.00 11:23:01 ens3 615.28 377.37 15280.24 35.56 0.00 0.00 0.00 0.00 11:23:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 11:24:01 ens3 367.02 318.43 1678.79 36.10 0.00 0.00 0.00 0.00 11:24:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 11:25:01 ens3 251.66 271.29 2419.77 52.98 0.00 0.00 0.00 0.00 11:25:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 365.90 282.49 5830.72 37.29 0.00 0.00 0.00 0.00 Average: lo 0.83 0.83 0.08 0.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-11869) 09/12/26 _x86_64_ (4 CPU) 11:20:13 LINUX RESTART (4 CPU) 11:21:01 CPU %user %nice %system %iowait %steal %idle 11:22:01 all 19.94 0.00 1.30 2.09 0.05 76.62 11:22:01 0 8.49 0.00 1.15 5.43 0.05 84.88 11:22:01 1 36.23 0.00 1.54 0.70 0.07 61.47 11:22:01 2 22.39 0.00 1.53 0.32 0.07 75.70 11:22:01 3 12.68 0.00 1.00 1.89 0.03 84.40 11:23:01 all 7.10 0.00 0.76 1.29 0.04 90.80 11:23:01 0 4.55 0.00 0.69 2.66 0.03 92.07 11:23:01 1 9.73 0.00 0.42 0.72 0.05 89.09 11:23:01 2 5.23 0.00 0.92 0.45 0.05 93.35 11:23:01 3 8.90 0.00 1.02 1.35 0.03 88.70 11:24:01 all 5.37 0.00 0.45 0.06 0.04 94.09 11:24:01 0 3.16 0.00 0.32 0.13 0.02 96.37 11:24:01 1 5.59 0.00 0.33 0.10 0.03 93.94 11:24:01 2 5.27 0.00 0.52 0.00 0.05 94.16 11:24:01 3 7.44 0.00 0.62 0.00 0.03 91.91 11:25:01 all 21.02 0.00 1.54 1.09 0.06 76.30 11:25:01 0 13.14 0.00 1.37 2.14 0.07 83.29 11:25:01 1 17.82 0.00 1.45 0.23 0.05 80.45 11:25:01 2 39.10 0.00 2.06 0.08 0.10 58.66 11:25:01 3 14.14 0.00 1.27 1.87 0.05 82.66 Average: all 13.37 0.00 1.01 1.13 0.05 84.44 Average: 0 7.36 0.00 0.88 2.60 0.04 89.12 Average: 1 17.34 0.00 0.93 0.44 0.05 81.24 Average: 2 18.01 0.00 1.26 0.21 0.07 80.45 Average: 3 10.79 0.00 0.98 1.28 0.04 86.92