---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5391 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 7.5G 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 465 5416 0 2094 7232 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:7e:3d:64 brd ff:ff:ff:ff:ff:ff inet 10.32.6.158/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe7e:3d64/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5391) 02/07/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:01 147.89 60.07 87.82 3918.55 40782.95 19:15:01 67.76 12.76 54.99 294.22 8781.47 19:16:01 56.27 6.82 49.46 417.93 6781.54 19:17:01 23.00 0.35 22.65 33.73 4343.28 Average: 73.73 20.00 53.73 1166.11 15172.31 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:01 5947104 7392752 2220308 27.18 38824 1585708 731368 7.94 613888 1440632 102176 19:15:01 5574948 7242328 2592464 31.74 58536 1772276 892848 9.69 783196 1612576 101652 19:16:01 5582244 7436368 2585168 31.65 62968 1950688 656700 7.13 666044 1714296 113268 19:17:01 5582800 7440704 2584612 31.65 65060 1951816 648004 7.03 666456 1711940 10180 Average: 5671774 7378038 2495638 30.56 56347 1815122 732230 7.95 682396 1619861 81819 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:01 ens3 376.39 237.96 1463.99 65.90 0.00 0.00 0.00 0.00 19:14:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:15:01 ens3 128.96 90.72 477.26 22.89 0.00 0.00 0.00 0.00 19:15:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 19:16:01 ens3 238.23 260.61 1200.40 560.74 0.00 0.00 0.00 0.00 19:16:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 19:17:01 ens3 13.91 12.40 11.03 6.02 0.00 0.00 0.00 0.00 19:17:01 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 189.37 150.42 788.17 163.89 0.00 0.00 0.00 0.00 Average: lo 1.16 1.16 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-5391) 02/07/26 _x86_64_ (4 CPU) 19:12:54 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:01 all 22.30 0.00 2.72 4.33 1.19 69.47 19:14:01 0 14.14 0.00 1.65 1.70 0.94 81.56 19:14:01 1 12.95 0.00 1.47 4.96 0.82 79.81 19:14:01 2 30.67 0.00 5.44 7.73 1.49 54.67 19:14:01 3 31.44 0.00 2.28 2.92 1.52 61.84 19:15:01 all 28.65 0.00 1.66 1.38 1.43 66.87 19:15:01 0 23.16 0.00 1.43 0.42 1.38 73.62 19:15:01 1 17.08 0.00 0.77 3.41 0.95 77.79 19:15:01 2 24.01 0.00 0.75 0.42 1.28 73.54 19:15:01 3 50.33 0.00 3.67 1.31 2.11 42.57 19:16:01 all 33.88 0.00 1.82 1.13 1.87 61.29 19:16:01 0 55.31 0.00 2.70 1.43 2.47 38.09 19:16:01 1 26.83 0.00 1.27 0.77 1.42 69.72 19:16:01 2 26.92 0.00 1.72 0.22 1.77 69.38 19:16:01 3 26.46 0.00 1.64 2.12 1.80 67.98 19:17:01 all 21.17 0.00 0.90 0.50 0.75 76.68 19:17:01 0 20.86 0.00 1.10 0.20 0.78 77.06 19:17:01 1 26.09 0.00 1.02 1.47 0.83 70.59 19:17:01 2 26.61 0.00 0.82 0.05 0.73 71.79 19:17:01 3 11.11 0.00 0.68 0.28 0.65 87.28 Average: all 26.50 0.00 1.78 1.84 1.31 68.58 Average: 0 28.37 0.00 1.72 0.94 1.39 67.58 Average: 1 20.74 0.00 1.13 2.65 1.00 74.48 Average: 2 27.05 0.00 2.18 2.10 1.32 67.35 Average: 3 29.85 0.00 2.07 1.66 1.52 64.90