---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7749 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 469 5263 0 2242 7224 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:f3:62:98 brd ff:ff:ff:ff:ff:ff inet 10.32.6.89/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fef3:6298/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7749) 08/07/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 173.62 91.52 82.10 5099.28 40175.59 19:15:01 56.91 0.19 56.72 22.37 9805.52 19:16:01 83.89 18.46 65.43 686.04 11826.86 19:17:01 25.36 1.43 23.93 94.78 4596.83 Average: 85.06 28.02 57.05 1481.66 16629.43 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6050108 7438676 2117304 25.92 36116 1533288 686284 7.45 562024 1395984 69984 19:15:01 5712100 7393984 2455312 30.06 54956 1792716 710628 7.71 622100 1642768 155912 19:16:01 5463360 7436924 2704052 33.11 62988 2066288 652556 7.08 658980 1834248 92848 19:17:01 5410008 7395744 2757404 33.76 65588 2076180 687776 7.46 709732 1836552 7624 Average: 5658894 7416332 2508518 30.71 54912 1867118 684311 7.43 638209 1677388 81592 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 19:14:02 ens3 410.53 210.38 1253.36 64.39 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 31.64 25.83 682.61 3.89 0.00 0.00 0.00 0.00 19:16:01 lo 1.90 1.90 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 303.05 280.41 1730.58 61.86 0.00 0.00 0.00 0.00 19:17:01 lo 1.13 1.13 0.10 0.10 0.00 0.00 0.00 0.00 19:17:01 ens3 52.67 55.21 28.50 525.66 0.00 0.00 0.00 0.00 Average: lo 1.33 1.33 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 200.18 143.45 924.81 164.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7749) 08/07/26 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.62 0.00 2.72 5.25 1.75 68.65 19:14:02 0 15.13 0.00 1.89 5.51 1.51 75.95 19:14:02 1 26.78 0.00 1.78 3.15 1.53 66.76 19:14:02 2 13.64 0.00 4.73 7.16 2.09 72.38 19:14:02 3 31.01 0.00 2.45 5.16 1.85 59.53 19:15:01 all 20.11 0.00 1.31 1.74 1.26 75.58 19:15:01 0 13.39 0.00 0.88 0.10 0.61 85.02 19:15:01 1 11.26 0.00 0.88 0.83 1.16 85.88 19:15:01 2 20.67 0.00 1.06 5.55 1.97 70.75 19:15:01 3 35.12 0.00 2.45 0.46 1.32 60.65 19:16:01 all 41.54 0.00 2.68 1.79 3.63 50.36 19:16:01 0 38.98 0.00 2.90 1.02 3.28 53.82 19:16:01 1 35.91 0.00 2.10 1.67 3.63 56.69 19:16:01 2 40.27 0.00 3.27 3.92 4.22 48.32 19:16:01 3 51.04 0.00 2.41 0.55 3.36 42.64 19:17:01 all 20.73 0.00 1.08 0.92 1.02 76.24 19:17:01 0 29.61 0.00 1.10 0.17 0.93 68.19 19:17:01 1 38.56 0.00 1.45 0.40 1.07 58.52 19:17:01 2 4.49 0.00 0.74 3.07 1.29 90.41 19:17:01 3 10.46 0.00 1.05 0.03 0.78 87.68 Average: all 26.03 0.00 1.95 2.43 1.92 67.68 Average: 0 24.32 0.00 1.70 1.71 1.59 70.69 Average: 1 28.19 0.00 1.56 1.51 1.85 66.89 Average: 2 19.76 0.00 2.46 4.92 2.39 70.47 Average: 3 31.88 0.00 2.09 1.55 1.83 62.65