---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8531 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 491 5328 0 2155 7205 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:ea:9d:7a brd ff:ff:ff:ff:ff:ff inet 10.32.7.61/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86092sec preferred_lft 86092sec inet6 fe80::f816:3eff:feea:9d7a/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-8531) 11/08/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:02 tps rtps wtps bread/s bwrtn/s 12:48:02 126.01 55.47 70.54 3644.60 40470.09 12:49:01 57.86 2.00 55.86 66.82 9190.11 12:50:01 95.08 37.36 57.72 2134.04 8217.30 12:51:01 21.88 1.03 20.84 60.65 4739.75 Average: 75.07 23.93 51.14 1473.31 15577.54 12:47:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6012924 7406320 2154496 26.38 36396 1537168 691284 7.50 592892 1397796 71072 12:49:01 5808060 7453532 2359360 28.89 55784 1753600 634960 6.89 549488 1612940 124556 12:50:01 5442680 7355484 2724740 33.36 62592 2008944 719008 7.80 775308 1742276 118068 12:51:01 5443564 7361632 2723856 33.35 64464 2011740 697112 7.56 775484 1739708 7536 Average: 5676807 7394242 2490613 30.49 54809 1827863 685591 7.44 673293 1623180 80308 12:47:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 lo 0.81 0.81 0.08 0.08 0.00 0.00 0.00 0.00 12:48:02 ens3 363.54 202.41 1192.83 63.13 0.00 0.00 0.00 0.00 12:49:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 12:49:01 ens3 49.81 38.72 561.46 9.69 0.00 0.00 0.00 0.00 12:50:01 lo 1.63 1.63 0.16 0.16 0.00 0.00 0.00 0.00 12:50:01 ens3 283.29 278.09 1421.49 70.30 0.00 0.00 0.00 0.00 12:51:01 lo 1.07 1.07 0.09 0.09 0.00 0.00 0.00 0.00 12:51:01 ens3 50.12 63.60 26.10 599.23 0.00 0.00 0.00 0.00 Average: lo 0.98 0.98 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 186.52 145.91 799.80 186.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8531) 11/08/25 _x86_64_ (4 CPU) 12:46:53 LINUX RESTART (4 CPU) 12:47:02 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.30 0.00 2.61 5.07 2.63 67.39 12:48:02 0 28.49 0.00 2.70 2.28 2.21 64.32 12:48:02 1 22.07 0.00 3.17 4.45 3.92 66.39 12:48:02 2 18.12 0.00 3.04 11.36 2.55 64.94 12:48:02 3 20.58 0.00 1.55 2.14 1.85 73.88 12:49:01 all 20.62 0.00 1.39 2.10 1.64 74.25 12:49:01 0 21.92 0.00 1.53 0.40 1.20 74.95 12:49:01 1 32.38 0.00 1.81 5.62 2.28 57.91 12:49:01 2 21.49 0.00 1.58 1.19 1.91 73.83 12:49:01 3 6.63 0.00 0.62 1.18 1.14 90.42 12:50:01 all 40.81 0.00 2.16 1.97 3.00 52.05 12:50:01 0 39.90 0.00 2.49 3.52 3.00 51.09 12:50:01 1 37.59 0.00 1.54 1.39 2.72 56.75 12:50:01 2 29.35 0.00 2.35 2.07 3.30 62.92 12:50:01 3 56.46 0.00 2.24 0.90 3.01 37.39 12:51:01 all 18.75 0.00 1.04 0.63 0.87 78.71 12:51:01 0 26.63 0.00 1.35 2.15 1.03 68.85 12:51:01 1 19.63 0.00 1.21 0.30 0.98 77.88 12:51:01 2 25.57 0.00 1.27 0.08 1.25 71.83 12:51:01 3 3.17 0.00 0.35 0.00 0.20 96.28 Average: all 25.65 0.00 1.80 2.44 2.04 68.08 Average: 0 29.27 0.00 2.02 2.09 1.86 64.76 Average: 1 27.91 0.00 1.93 2.93 2.48 64.75 Average: 2 23.65 0.00 2.06 3.67 2.26 68.37 Average: 3 21.77 0.00 1.19 1.05 1.55 74.44