---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8226 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 466 5333 0 2175 7229 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:b8:a1:f6 brd ff:ff:ff:ff:ff:ff inet 10.32.7.88/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86108sec preferred_lft 86108sec inet6 fe80::f816:3eff:feb8:a1f6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8226) 03/06/26 _x86_64_ (4 CPU) 12:46:54 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:02 139.20 56.15 83.06 3641.19 39970.43 12:49:01 86.99 30.55 56.43 1730.28 9938.38 12:50:01 71.31 8.90 62.41 511.43 7626.12 12:51:01 27.71 2.73 24.98 119.96 4984.74 Average: 81.28 24.56 56.72 1499.74 15653.96 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:02 6027188 7416668 2140232 26.20 36448 1533524 708568 7.69 583852 1394640 69120 12:49:01 5588728 7285108 2578692 31.57 56912 1803860 840424 9.12 735896 1647956 107560 12:50:01 5514068 7440020 2653352 32.49 64928 2018612 650960 7.06 697832 1747252 114420 12:51:01 5419876 7360076 2747544 33.64 67248 2029808 730612 7.93 785820 1752376 8824 Average: 5637465 7375468 2529955 30.98 56384 1846451 732641 7.95 700850 1635556 74981 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:02 ens3 400.87 229.06 1181.72 65.76 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 71.00 59.46 719.20 15.29 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 350.40 379.84 1577.69 66.18 0.00 0.00 0.00 0.00 12:50:01 lo 0.70 0.70 0.06 0.06 0.00 0.00 0.00 0.00 12:51:01 ens3 61.13 68.64 28.09 612.41 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 Average: ens3 221.48 184.78 877.34 190.65 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-8226) 03/06/26 _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 20.11 0.00 2.46 4.25 1.39 71.80 12:48:02 0 7.42 0.00 3.57 1.85 1.67 85.48 12:48:02 1 27.79 0.00 1.67 4.01 1.23 65.30 12:48:02 2 36.97 0.00 2.74 6.12 1.55 52.62 12:48:02 3 8.36 0.00 1.85 5.00 1.08 83.71 12:49:01 all 23.84 0.00 1.59 2.08 1.31 71.19 12:49:01 0 29.47 0.00 2.00 1.37 1.34 65.82 12:49:01 1 23.30 0.00 1.64 5.14 1.27 68.66 12:49:01 2 28.12 0.00 1.83 0.98 1.46 67.61 12:49:01 3 14.52 0.00 0.91 0.82 1.18 82.57 12:50:01 all 46.05 0.00 2.77 0.96 3.13 47.09 12:50:01 0 49.57 0.00 2.40 0.50 3.16 44.38 12:50:01 1 36.76 0.00 3.25 0.93 3.41 55.66 12:50:01 2 50.15 0.00 3.55 1.96 3.17 41.17 12:50:01 3 47.70 0.00 1.91 0.46 2.77 47.15 12:51:01 all 20.97 0.00 0.84 0.74 0.92 76.53 12:51:01 0 1.46 0.00 0.35 0.03 0.43 97.73 12:51:01 1 4.38 0.00 0.38 0.73 0.55 93.96 12:51:01 2 9.96 0.00 0.96 2.04 0.85 86.18 12:51:01 3 68.23 0.00 1.65 0.17 1.82 28.14 Average: all 27.77 0.00 1.92 2.01 1.69 66.62 Average: 0 21.96 0.00 2.08 0.94 1.65 73.37 Average: 1 23.07 0.00 1.74 2.69 1.62 70.88 Average: 2 31.32 0.00 2.27 2.78 1.76 61.87 Average: 3 34.75 0.00 1.58 1.61 1.71 60.34