---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3017 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 477 5349 0 2148 7219 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:f7:a3:fc brd ff:ff:ff:ff:ff:ff inet 10.32.6.39/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fef7:a3fc/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-3017) 09/06/25 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 146.38 64.07 82.30 4223.43 40541.39 14:57:01 57.08 5.66 51.42 174.86 8350.25 14:58:01 89.77 32.38 57.39 1993.67 7932.01 14:59:01 23.41 1.32 22.10 65.72 4792.67 Average: 79.25 25.94 53.31 1620.38 15433.29 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5977180 7402536 2190240 26.82 37072 1567964 708252 7.69 598752 1427972 86672 14:57:01 5812360 7467180 2355060 28.83 56060 1762888 622436 6.75 542900 1616976 133248 14:58:01 5422180 7344344 2745240 33.61 62996 2018128 739732 8.03 792476 1746504 133556 14:59:01 5494368 7406748 2673052 32.73 65016 2006032 664868 7.21 732280 1734032 9536 Average: 5676522 7405202 2490898 30.50 55286 1838753 683822 7.42 666602 1631371 90753 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 1.00 1.00 0.09 0.09 0.00 0.00 0.00 0.00 14:56:02 ens3 447.96 252.11 1421.57 67.48 0.00 0.00 0.00 0.00 14:57:01 lo 0.41 0.41 0.04 0.04 0.00 0.00 0.00 0.00 14:57:01 ens3 56.05 39.07 449.34 8.03 0.00 0.00 0.00 0.00 14:58:01 lo 1.57 1.57 0.15 0.15 0.00 0.00 0.00 0.00 14:58:01 ens3 299.30 294.85 1268.98 63.34 0.00 0.00 0.00 0.00 14:59:01 lo 1.47 1.47 0.13 0.13 0.00 0.00 0.00 0.00 14:59:01 ens3 57.49 66.89 28.92 608.64 0.00 0.00 0.00 0.00 Average: lo 1.11 1.11 0.10 0.10 0.00 0.00 0.00 0.00 Average: ens3 215.86 163.74 793.62 187.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3017) 09/06/25 _x86_64_ (4 CPU) 14:54:55 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.34 0.00 2.93 4.21 1.26 69.26 14:56:02 0 29.46 0.00 5.56 0.93 1.39 62.67 14:56:02 1 13.02 0.00 1.59 4.04 0.87 80.49 14:56:02 2 13.87 0.00 2.17 7.04 1.05 75.87 14:56:02 3 33.02 0.00 2.38 4.82 1.72 58.07 14:57:01 all 20.80 0.00 1.37 1.52 1.00 75.31 14:57:01 0 10.85 0.00 0.73 0.02 0.61 87.80 14:57:01 1 6.52 0.00 0.57 4.56 0.72 87.62 14:57:01 2 35.71 0.00 2.00 0.14 1.47 60.68 14:57:01 3 30.29 0.00 2.20 1.32 1.22 64.97 14:58:01 all 37.79 0.00 1.87 1.70 3.12 55.53 14:58:01 0 33.97 0.00 1.67 1.81 2.96 59.59 14:58:01 1 34.94 0.00 2.16 1.73 2.86 58.31 14:58:01 2 52.33 0.00 1.28 0.48 3.29 42.62 14:58:01 3 29.93 0.00 2.36 2.79 3.35 61.58 14:59:01 all 21.18 0.00 0.96 0.71 1.07 76.08 14:59:01 0 7.70 0.00 0.80 0.02 0.56 90.92 14:59:01 1 57.00 0.00 1.48 2.37 2.00 37.15 14:59:01 2 7.79 0.00 0.73 0.05 0.61 90.82 14:59:01 3 12.42 0.00 0.83 0.43 1.13 85.19 Average: all 25.55 0.00 1.78 2.03 1.61 69.02 Average: 0 20.51 0.00 2.19 0.70 1.38 75.23 Average: 1 27.92 0.00 1.45 3.17 1.61 65.85 Average: 2 27.39 0.00 1.54 1.93 1.61 67.53 Average: 3 26.39 0.00 1.94 2.34 1.86 67.47