---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10868 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 458 5418 0 2098 7238 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:27:af:a5 brd ff:ff:ff:ff:ff:ff inet 10.32.6.219/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe27:afa5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10868) 12/03/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 175.50 91.65 83.84 5107.71 40349.58 19:15:01 65.85 12.80 53.05 308.40 9169.73 19:16:01 65.47 6.45 59.02 405.93 8018.40 19:17:01 22.06 0.45 21.61 41.33 4358.07 Average: 82.23 27.84 54.38 1466.19 15476.28 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 6025804 7421628 2141608 26.22 36520 1539456 712412 7.73 574920 1400728 71204 19:15:01 5705668 7371916 2461744 30.14 57248 1772560 834388 9.05 646404 1615704 134880 19:16:01 5580660 7439044 2586752 31.67 63152 1954080 657244 7.13 657504 1721428 114224 19:17:01 5554212 7415496 2613200 32.00 65116 1955052 680348 7.38 688828 1716276 9628 Average: 5716586 7412021 2450826 30.01 55509 1805287 721098 7.82 641914 1613534 82484 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 463.53 269.37 1260.05 69.13 0.00 0.00 0.00 0.00 19:14:01 lo 2.00 2.00 0.18 0.18 0.00 0.00 0.00 0.00 19:15:01 ens3 98.78 64.23 717.91 15.76 0.00 0.00 0.00 0.00 19:15:01 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 19:16:01 ens3 233.39 252.09 1228.53 42.34 0.00 0.00 0.00 0.00 19:16:01 lo 0.77 0.77 0.07 0.07 0.00 0.00 0.00 0.00 19:17:01 ens3 51.92 56.91 28.74 534.53 0.00 0.00 0.00 0.00 19:17:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 211.94 160.66 808.85 165.44 0.00 0.00 0.00 0.00 Average: lo 1.37 1.37 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10868) 12/03/25 _x86_64_ (4 CPU) 19:12:58 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 21.89 0.00 3.11 4.98 1.24 68.78 19:14:01 0 8.35 0.00 1.81 5.06 1.08 83.69 19:14:01 1 21.72 0.00 5.76 7.97 1.09 63.46 19:14:01 2 37.67 0.00 2.00 2.08 1.68 56.56 19:14:01 3 19.82 0.00 2.88 4.85 1.12 71.33 19:15:01 all 23.05 0.00 1.39 1.50 1.11 72.95 19:15:01 0 24.51 0.00 1.75 0.52 1.06 72.16 19:15:01 1 24.09 0.00 1.50 3.77 1.03 69.60 19:15:01 2 24.60 0.00 0.88 0.18 1.46 72.87 19:15:01 3 18.98 0.00 1.42 1.52 0.90 77.17 19:16:01 all 37.65 0.00 1.93 0.89 2.38 57.14 19:16:01 0 29.15 0.00 1.29 0.50 2.37 66.70 19:16:01 1 58.08 0.00 1.96 0.13 2.63 37.20 19:16:01 2 35.81 0.00 2.35 0.67 2.38 58.79 19:16:01 3 27.69 0.00 2.14 2.24 2.14 65.80 19:17:01 all 20.82 0.00 0.91 0.67 0.94 76.66 19:17:01 0 33.56 0.00 1.05 0.08 1.18 64.12 19:17:01 1 13.94 0.00 0.68 0.07 1.00 84.32 19:17:01 2 29.11 0.00 1.02 0.25 0.98 68.64 19:17:01 3 6.71 0.00 0.88 2.30 0.57 89.54 Average: all 25.86 0.00 1.84 2.01 1.42 68.88 Average: 0 23.90 0.00 1.47 1.54 1.43 71.67 Average: 1 29.45 0.00 2.47 2.98 1.44 63.66 Average: 2 31.79 0.00 1.56 0.80 1.63 64.22 Average: 3 18.31 0.00 1.83 2.72 1.18 75.95