---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-8132 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 7.7G 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 454 5209 0 2311 7237 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:fd:5d:ff brd ff:ff:ff:ff:ff:ff inet 10.32.7.53/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fefd:5dff/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-8132) 08/12/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 tps rtps wtps bread/s bwrtn/s 12:48:01 111.76 43.54 68.22 2489.72 6590.37 12:49:01 47.94 0.27 47.68 33.59 8826.40 12:50:01 105.60 36.65 68.95 2147.06 10591.90 12:51:01 31.28 4.27 27.02 162.13 5064.93 12:52:01 20.46 0.05 20.41 1.33 1387.40 Average: 63.41 16.96 46.46 966.84 6492.35 12:47:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 5956668 7414008 2210744 27.07 38736 1597232 718252 7.79 598556 1446704 88992 12:49:01 5776764 7505548 2390648 29.27 57036 1833184 625500 6.79 497176 1693344 162016 12:50:01 5079080 7016384 3088332 37.81 65068 2027384 1100168 11.94 1053088 1819872 8584 12:51:01 5359068 7438592 2808344 34.38 68552 2164008 667524 7.24 707656 1882968 31516 12:52:01 5353940 7429724 2813472 34.45 70328 2157988 660196 7.16 751408 1844460 8032 Average: 5505104 7360851 2662308 32.60 59944 1955959 754328 8.18 721577 1737470 59828 12:47:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 ens3 424.21 228.96 1493.37 70.82 0.00 0.00 0.00 0.00 12:48:01 lo 0.87 0.87 0.08 0.08 0.00 0.00 0.00 0.00 12:49:01 ens3 46.09 41.28 658.09 5.21 0.00 0.00 0.00 0.00 12:49:01 lo 0.67 0.67 0.06 0.06 0.00 0.00 0.00 0.00 12:50:01 ens3 241.53 271.91 1462.18 67.33 0.00 0.00 0.00 0.00 12:50:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 12:51:01 ens3 94.95 105.95 305.28 615.34 0.00 0.00 0.00 0.00 12:51:01 lo 1.43 1.43 0.12 0.12 0.00 0.00 0.00 0.00 12:52:01 ens3 10.15 11.36 6.00 6.14 0.00 0.00 0.00 0.00 12:52:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 163.39 131.90 785.02 152.94 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 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-8132) 08/12/26 _x86_64_ (4 CPU) 12:46:46 LINUX RESTART (4 CPU) 12:47:01 CPU %user %nice %system %iowait %steal %idle 12:48:01 all 23.21 0.00 1.79 4.07 2.48 68.45 12:48:01 0 14.09 0.00 1.72 10.30 1.99 71.90 12:48:01 1 15.22 0.00 1.22 1.75 1.97 79.83 12:48:01 2 44.47 0.00 2.68 2.80 3.40 46.65 12:48:01 3 19.06 0.00 1.55 1.43 2.57 75.38 12:49:01 all 20.04 0.00 1.18 1.65 1.66 75.48 12:49:01 0 2.97 0.00 0.46 5.51 0.75 90.31 12:49:01 1 2.36 0.00 0.33 0.41 2.49 94.41 12:49:01 2 59.24 0.00 3.15 0.48 2.40 34.73 12:49:01 3 16.01 0.00 0.78 0.20 1.00 82.01 12:50:01 all 38.42 0.00 2.57 2.32 5.42 51.28 12:50:01 0 36.42 0.00 2.34 1.90 5.05 54.29 12:50:01 1 41.31 0.00 2.51 3.69 5.66 46.84 12:50:01 2 40.08 0.00 1.60 0.95 4.94 52.42 12:50:01 3 35.85 0.00 3.84 2.73 6.01 51.58 12:51:01 all 23.00 0.00 1.36 0.89 1.80 72.94 12:51:01 0 13.73 0.00 1.13 1.92 1.41 81.81 12:51:01 1 36.74 0.00 1.32 0.49 2.56 58.89 12:51:01 2 18.62 0.00 1.31 0.28 1.62 78.17 12:51:01 3 22.88 0.00 1.71 0.85 1.62 72.94 12:52:01 all 20.89 0.00 0.90 0.68 1.14 76.40 12:52:01 0 7.81 0.00 0.73 0.73 0.71 90.02 12:52:01 1 5.04 0.00 0.51 1.19 0.93 92.33 12:52:01 2 66.00 0.00 2.03 0.55 2.31 29.11 12:52:01 3 4.80 0.00 0.35 0.27 0.62 93.97 Average: all 25.14 0.00 1.56 1.92 2.51 68.86 Average: 0 15.07 0.00 1.28 4.07 1.99 77.59 Average: 1 20.13 0.00 1.18 1.51 2.73 74.46 Average: 2 45.63 0.00 2.15 1.01 2.94 48.27 Average: 3 19.78 0.00 1.65 1.10 2.38 75.09