---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-1998 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 7.5G 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 533 5354 0 2087 7164 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:8a:03:aa brd ff:ff:ff:ff:ff:ff inet 10.32.7.137/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86100sec preferred_lft 86100sec inet6 fe80::f816:3eff:fe8a:3aa/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-1998) 08/02/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 173.04 102.33 70.71 5344.22 39682.92 19:15:01 62.59 2.07 60.52 67.91 9810.78 19:16:01 71.05 17.04 54.01 631.55 8121.01 19:17:01 23.11 0.82 22.30 54.39 4424.33 Average: 82.53 30.68 51.85 1530.63 15533.75 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6056180 7427800 2111240 25.85 34500 1518068 693688 7.53 573612 1379032 61756 19:15:01 5793840 7379372 2373580 29.06 52960 1701384 732260 7.95 631492 1557840 64400 19:16:01 5538748 7377904 2628672 32.18 62068 1936344 713976 7.75 721544 1703096 99828 19:17:01 5471492 7321088 2695928 33.01 64284 1944060 767552 8.33 785612 1705376 9672 Average: 5715065 7376541 2452355 30.03 53453 1774964 726869 7.89 678065 1586336 58914 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 2.20 2.20 0.20 0.20 0.00 0.00 0.00 0.00 19:14:02 ens3 340.04 197.98 1106.39 61.79 0.00 0.00 0.00 0.00 19:15:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 19:15:01 ens3 61.89 43.31 680.89 10.59 0.00 0.00 0.00 0.00 19:16:01 lo 1.70 1.70 0.17 0.17 0.00 0.00 0.00 0.00 19:16:01 ens3 289.17 273.06 1398.02 57.73 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 48.04 56.29 27.14 524.26 0.00 0.00 0.00 0.00 Average: lo 1.38 1.38 0.13 0.13 0.00 0.00 0.00 0.00 Average: ens3 185.31 143.09 803.68 164.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-1998) 08/02/25 _x86_64_ (4 CPU) 19:12:59 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 20.82 0.00 3.19 6.45 3.56 65.98 19:14:02 0 22.43 0.00 2.73 7.63 4.38 62.83 19:14:02 1 12.46 0.00 5.20 4.43 3.52 74.39 19:14:02 2 27.87 0.00 2.45 4.96 2.98 61.75 19:14:02 3 20.60 0.00 2.40 8.77 3.36 64.87 19:15:01 all 20.07 0.00 1.27 2.59 1.98 74.08 19:15:01 0 40.72 0.00 2.39 4.00 2.59 50.29 19:15:01 1 3.92 0.00 0.27 0.00 0.91 94.90 19:15:01 2 30.69 0.00 1.50 0.50 2.17 65.14 19:15:01 3 5.07 0.00 0.93 5.86 2.27 85.86 19:16:01 all 40.52 0.00 2.78 1.16 5.94 49.60 19:16:01 0 38.83 0.00 2.10 1.46 5.60 52.01 19:16:01 1 38.44 0.00 3.24 1.52 6.41 50.39 19:16:01 2 47.68 0.00 2.96 0.87 5.71 42.78 19:16:01 3 37.18 0.00 2.79 0.80 6.04 53.19 19:17:01 all 20.25 0.00 1.06 0.97 1.93 75.79 19:17:01 0 29.24 0.00 1.49 3.02 2.39 63.85 19:17:01 1 13.13 0.00 0.96 0.50 1.11 84.30 19:17:01 2 36.83 0.00 1.29 0.35 2.38 59.15 19:17:01 3 1.90 0.00 0.49 0.02 1.84 95.75 Average: all 25.47 0.00 2.08 2.80 3.37 66.29 Average: 0 32.75 0.00 2.18 4.03 3.75 57.29 Average: 1 17.10 0.00 2.44 1.63 3.01 75.83 Average: 2 35.81 0.00 2.05 1.67 3.32 57.15 Average: 3 16.26 0.00 1.66 3.85 3.38 74.85