---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8040 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 7.6G 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 482 5396 0 2096 7214 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:96:01:d7 brd ff:ff:ff:ff:ff:ff inet 10.32.6.91/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86102sec preferred_lft 86102sec inet6 fe80::f816:3eff:fe96:1d7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8040) 11/02/25 _x86_64_ (4 CPU) 19:13:03 LINUX RESTART (4 CPU) 19:14:02 tps rtps wtps bread/s bwrtn/s 19:15:01 49.42 2.30 47.12 44.73 6759.47 19:16:01 86.39 18.51 67.87 669.76 11201.47 19:17:01 22.73 0.93 21.79 59.18 4505.30 Average: 52.86 7.28 45.59 259.06 7492.61 19:14:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:15:01 5837460 7416144 2329960 28.53 51556 1697416 676904 7.34 592040 1556648 136252 19:16:01 5581768 7430344 2585652 31.66 61624 1945784 650616 7.06 667632 1713328 90452 19:17:01 5528708 7386776 2638712 32.31 64212 1952624 675548 7.33 720228 1713452 9728 Average: 5649312 7411088 2518108 30.83 59131 1865275 667689 7.24 659967 1661143 78811 19:14:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:15:01 ens3 54.93 41.97 713.94 5.55 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:16:01 ens3 263.81 265.36 1400.88 55.40 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:17:01 ens3 56.56 62.96 35.54 536.52 0.00 0.00 0.00 0.00 19:17:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 125.48 123.88 716.76 200.25 0.00 0.00 0.00 0.00 Average: lo 1.15 1.15 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8040) 11/02/25 _x86_64_ (4 CPU) 19:13:03 LINUX RESTART (4 CPU) 19:14:02 CPU %user %nice %system %iowait %steal %idle 19:15:01 all 19.66 0.00 1.22 2.39 1.43 75.30 19:15:01 0 2.62 0.00 0.29 0.88 0.44 95.77 19:15:01 1 25.51 0.00 1.94 7.18 1.57 63.79 19:15:01 2 24.74 0.00 1.26 0.35 2.43 71.21 19:15:01 3 25.74 0.00 1.40 1.18 1.25 70.42 19:16:01 all 37.98 0.00 2.35 1.67 5.16 52.84 19:16:01 0 28.78 0.00 1.35 0.59 4.37 64.90 19:16:01 1 48.98 0.00 2.77 1.07 5.02 42.15 19:16:01 2 36.14 0.00 2.86 1.46 6.59 52.95 19:16:01 3 38.01 0.00 2.37 3.60 4.66 51.36 19:17:01 all 20.82 0.00 1.08 1.19 1.59 75.31 19:17:01 0 9.97 0.00 0.79 2.20 1.26 85.78 19:17:01 1 34.07 0.00 1.22 0.28 1.97 62.46 19:17:01 2 13.73 0.00 1.29 0.10 1.80 83.08 19:17:01 3 25.56 0.00 1.05 2.19 1.33 69.87 Average: all 26.21 0.00 1.55 1.75 2.74 67.75 Average: 0 13.89 0.00 0.82 1.23 2.04 82.03 Average: 1 36.27 0.00 1.98 2.81 2.86 56.07 Average: 2 24.91 0.00 1.81 0.64 3.62 69.02 Average: 3 29.80 0.00 1.61 2.33 2.42 63.84