---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-6418 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 8.6G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 596 12929 0 2514 15113 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:82:e8:35 brd ff:ff:ff:ff:ff:ff inet 10.30.106.180/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86117sec preferred_lft 86117sec inet6 fe80::f816:3eff:fe82:e835/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6418) 02/09/26 _x86_64_ (4 CPU) 11:08:55 LINUX RESTART (4 CPU) 11:09:01 tps rtps wtps bread/s bwrtn/s 11:10:01 389.59 55.31 334.28 3668.72 66960.84 11:11:01 162.51 18.78 143.73 782.00 15445.43 11:12:01 53.99 3.43 50.56 129.58 5073.15 11:13:01 95.32 13.40 81.92 1016.23 8092.12 Average: 175.35 22.73 152.62 1399.13 23892.88 11:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:01 13905200 15541276 2519768 15.34 67648 1764224 782416 4.48 673352 1620252 226304 11:11:01 13538604 15469848 2886364 17.57 90572 2014708 878588 5.03 796552 1820024 91356 11:12:01 13266864 15279876 3158104 19.23 97364 2081188 1058296 6.06 1011704 1862732 34200 11:13:01 13274856 15504572 3150112 19.18 110968 2259176 816460 4.67 841900 1999660 42344 Average: 13496381 15448893 2928587 17.83 91638 2029824 883940 5.06 830877 1825667 98551 11:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:01 lo 1.87 1.87 0.21 0.21 0.00 0.00 0.00 0.00 11:10:01 ens3 477.85 293.77 1850.57 81.34 0.00 0.00 0.00 0.00 11:11:01 lo 1.13 1.13 0.12 0.12 0.00 0.00 0.00 0.00 11:11:01 ens3 59.61 51.26 181.63 14.75 0.00 0.00 0.00 0.00 11:12:01 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 11:12:01 ens3 35.51 34.46 40.14 9.72 0.00 0.00 0.00 0.00 11:13:01 lo 1.07 1.07 0.11 0.11 0.00 0.00 0.00 0.00 11:13:01 ens3 51.97 40.78 88.81 14.33 0.00 0.00 0.00 0.00 Average: lo 1.10 1.10 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 156.24 105.07 540.29 30.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-6418) 02/09/26 _x86_64_ (4 CPU) 11:08:55 LINUX RESTART (4 CPU) 11:09:01 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 23.71 0.00 2.25 3.66 0.05 70.32 11:10:01 0 23.77 0.00 2.11 4.48 0.07 69.58 11:10:01 1 37.01 0.00 3.51 3.31 0.07 56.11 11:10:01 2 21.39 0.00 1.85 6.17 0.07 70.53 11:10:01 3 12.66 0.00 1.54 0.73 0.03 85.04 11:11:01 all 22.95 0.00 1.77 1.14 0.07 74.07 11:11:01 0 40.61 0.00 2.62 0.72 0.08 55.97 11:11:01 1 26.56 0.00 1.59 0.23 0.07 71.56 11:11:01 2 12.95 0.00 1.36 2.10 0.07 83.53 11:11:01 3 11.61 0.00 1.54 1.52 0.05 85.28 11:12:01 all 24.20 0.00 0.94 0.48 0.07 74.31 11:12:01 0 38.72 0.00 0.82 0.07 0.07 60.33 11:12:01 1 19.90 0.00 1.32 0.20 0.08 78.49 11:12:01 2 2.45 0.00 0.50 0.42 0.03 96.60 11:12:01 3 35.79 0.00 1.09 1.20 0.08 61.84 11:13:01 all 21.50 0.00 2.75 1.03 0.08 74.64 11:13:01 0 28.96 0.00 3.44 0.48 0.10 67.02 11:13:01 1 17.62 0.00 2.52 0.30 0.05 79.51 11:13:01 2 22.74 0.00 2.55 0.22 0.08 74.40 11:13:01 3 16.58 0.00 2.48 3.14 0.08 77.71 Average: all 23.09 0.00 1.93 1.58 0.07 73.34 Average: 0 33.02 0.00 2.25 1.43 0.08 63.22 Average: 1 25.28 0.00 2.23 1.01 0.07 71.40 Average: 2 14.87 0.00 1.56 2.22 0.06 81.28 Average: 3 19.17 0.00 1.66 1.65 0.06 77.46