---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1053 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 7.9G 12G 41% / 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 4999 0 2504 7216 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:8e:70:26 brd ff:ff:ff:ff:ff:ff inet 10.32.7.93/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe8e:7026/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1053) 10/24/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 tps rtps wtps bread/s bwrtn/s 16:38:02 157.38 55.36 102.02 3607.86 43337.44 16:39:01 103.54 37.57 65.97 2295.07 14329.37 16:40:01 22.51 10.55 11.96 784.00 6763.27 Average: 94.43 34.48 59.95 2228.69 21517.83 16:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:38:02 5896340 7479560 2271080 27.81 49988 1703232 625636 6.79 507148 1580960 201720 16:39:01 5366724 7305004 2800696 34.29 62540 2032644 778164 8.44 723084 1866180 98516 16:40:01 4343164 6584928 3824256 46.82 68144 2321632 1222328 13.26 1525724 2066868 176460 Average: 5202076 7123164 2965344 36.31 60224 2019169 875376 9.50 918652 1838003 158899 16:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:38:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 16:38:02 ens3 367.24 241.09 1820.95 66.83 0.00 0.00 0.00 0.00 16:39:01 lo 1.22 1.22 0.12 0.12 0.00 0.00 0.00 0.00 16:39:01 ens3 142.84 138.59 2265.77 24.36 0.00 0.00 0.00 0.00 16:40:01 lo 119.66 119.66 36.38 36.38 0.00 0.00 0.00 0.00 16:40:01 ens3 158.17 156.12 2480.40 24.10 0.00 0.00 0.00 0.00 Average: lo 40.85 40.85 12.27 12.27 0.00 0.00 0.00 0.00 Average: ens3 223.21 178.83 2188.59 38.51 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1053) 10/24/26 _x86_64_ (4 CPU) 16:36:54 LINUX RESTART (4 CPU) 16:37:01 CPU %user %nice %system %iowait %steal %idle 16:38:02 all 21.51 0.00 1.96 5.08 0.06 71.39 16:38:02 0 30.35 0.00 2.04 9.36 0.07 58.19 16:38:02 1 31.05 0.00 2.47 4.29 0.07 62.13 16:38:02 2 15.35 0.00 2.16 5.37 0.08 77.05 16:38:02 3 9.48 0.00 1.14 1.35 0.03 88.00 16:39:01 all 17.60 0.00 1.02 2.15 0.06 79.17 16:39:01 0 10.95 0.00 1.17 5.42 0.05 82.41 16:39:01 1 25.27 0.00 1.15 1.27 0.07 72.24 16:39:01 2 20.56 0.00 1.09 0.82 0.07 77.47 16:39:01 3 13.65 0.00 0.72 1.11 0.05 84.47 16:40:01 all 42.23 0.00 1.35 0.30 0.10 56.01 16:40:01 0 44.94 0.00 1.44 0.55 0.08 52.99 16:40:01 1 40.80 0.00 1.70 0.32 0.10 57.08 16:40:01 2 41.20 0.00 1.22 0.27 0.12 57.19 16:40:01 3 42.00 0.00 1.03 0.08 0.10 56.78 Average: all 27.15 0.00 1.45 2.52 0.07 68.82 Average: 0 28.84 0.00 1.55 5.11 0.07 64.44 Average: 1 32.41 0.00 1.78 1.96 0.08 63.77 Average: 2 25.72 0.00 1.49 2.16 0.09 70.54 Average: 3 21.68 0.00 0.96 0.85 0.06 76.44