---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3080 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 7.6G 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 474 5349 0 2151 7222 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:24:f1:be brd ff:ff:ff:ff:ff:ff inet 10.32.7.127/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fe24:f1be/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-3080) 01/12/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 141.48 55.21 86.27 3644.46 40688.57 12:49:01 89.43 30.55 58.87 1725.94 9807.15 12:50:01 65.47 9.22 56.26 514.31 10274.69 12:51:01 22.78 0.35 22.43 33.73 1456.42 Average: 79.75 23.80 55.94 1478.58 15580.76 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 5958768 7397188 2208652 27.04 38384 1578732 730712 7.93 605172 1434488 98228 12:49:01 5554700 7263720 2612720 31.99 58592 1813212 844780 9.17 756612 1655772 105704 12:50:01 5500552 7412376 2666868 32.65 63628 2007048 683220 7.41 722124 1736848 26728 12:51:01 5485652 7401152 2681768 32.83 65756 2008244 680548 7.38 738384 1735596 10592 Average: 5624918 7368609 2542502 31.13 56590 1851809 734815 7.97 705573 1640676 60313 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 484.35 276.97 1474.47 67.92 0.00 0.00 0.00 0.00 12:48:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 12:49:01 ens3 118.17 94.90 490.06 24.54 0.00 0.00 0.00 0.00 12:49:01 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 12:50:01 ens3 297.98 291.70 1229.50 643.36 0.00 0.00 0.00 0.00 12:50:01 lo 1.57 1.57 0.14 0.14 0.00 0.00 0.00 0.00 12:51:01 ens3 12.08 12.73 9.50 6.22 0.00 0.00 0.00 0.00 12:51:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 228.61 169.39 802.18 186.18 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.10 0.10 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3080) 01/12/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:02 all 22.67 0.00 2.75 4.31 0.98 69.29 12:48:02 0 21.03 0.00 1.80 2.32 0.90 73.95 12:48:02 1 21.10 0.00 1.42 4.02 0.92 72.55 12:48:02 2 37.14 0.00 5.90 3.48 1.42 52.06 12:48:02 3 11.46 0.00 1.88 7.40 0.68 78.57 12:49:01 all 26.71 0.00 1.50 1.93 1.14 68.72 12:49:01 0 36.29 0.00 2.03 1.59 1.36 58.73 12:49:01 1 27.18 0.00 1.00 1.68 1.07 69.07 12:49:01 2 29.73 0.00 1.71 0.20 1.15 67.20 12:49:01 3 13.66 0.00 1.25 4.25 0.98 79.86 12:50:01 all 33.64 0.00 1.74 1.31 1.76 61.55 12:50:01 0 29.36 0.00 1.65 0.18 1.53 67.28 12:50:01 1 55.82 0.00 2.30 1.40 2.45 38.03 12:50:01 2 25.43 0.00 1.29 1.58 1.53 70.17 12:50:01 3 23.97 0.00 1.74 2.07 1.54 70.68 12:51:01 all 21.30 0.00 0.86 0.62 0.63 76.60 12:51:01 0 31.47 0.00 0.98 0.05 0.78 66.71 12:51:01 1 36.51 0.00 1.03 0.15 0.87 61.44 12:51:01 2 7.20 0.00 0.40 0.40 0.60 91.40 12:51:01 3 9.95 0.00 1.02 1.87 0.25 86.91 Average: all 26.08 0.00 1.71 2.04 1.13 69.04 Average: 0 29.52 0.00 1.61 1.03 1.14 66.70 Average: 1 35.19 0.00 1.44 1.81 1.33 60.23 Average: 2 24.85 0.00 2.33 1.42 1.18 70.22 Average: 3 14.76 0.00 1.47 3.90 0.86 79.01