---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-10364 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 466 5328 0 2181 7229 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:53:bd:50 brd ff:ff:ff:ff:ff:ff inet 10.32.6.227/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86105sec preferred_lft 86105sec inet6 fe80::f816:3eff:fe53:bd50/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10364) 04/02/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 137.29 54.57 82.72 3584.60 40690.30 14:57:01 84.87 30.03 54.84 1701.45 8974.90 14:58:01 69.01 8.86 60.15 510.76 7464.98 14:59:01 26.80 3.40 23.40 129.31 4916.11 Average: 79.49 24.22 55.28 1481.49 15511.24 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5943024 7372920 2224388 27.23 37400 1572328 736292 7.99 628360 1432948 86780 14:57:01 5624848 7330048 2542564 31.13 57780 1811412 788044 8.55 690584 1656540 101736 14:58:01 5491788 7423168 2675624 32.76 65196 2023664 652340 7.08 712868 1753892 113356 14:59:01 5397464 7349156 2769948 33.91 67620 2041072 733316 7.96 796840 1762964 14676 Average: 5614281 7368823 2553131 31.26 56999 1862119 727498 7.89 707163 1651586 79137 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:01 ens3 434.94 246.61 1479.89 67.22 0.00 0.00 0.00 0.00 14:57:01 lo 1.47 1.47 0.14 0.14 0.00 0.00 0.00 0.00 14:57:01 ens3 83.15 70.89 460.86 18.32 0.00 0.00 0.00 0.00 14:58:01 lo 0.50 0.50 0.05 0.05 0.00 0.00 0.00 0.00 14:58:01 ens3 298.28 345.42 1535.32 55.41 0.00 0.00 0.00 0.00 14:59:01 lo 1.27 1.27 0.11 0.11 0.00 0.00 0.00 0.00 14:59:01 ens3 54.57 58.32 27.51 597.65 0.00 0.00 0.00 0.00 Average: lo 0.99 0.99 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 217.74 180.32 875.92 184.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-10364) 04/02/26 _x86_64_ (4 CPU) 14:54:53 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.66 0.00 2.72 4.16 1.17 69.29 14:56:01 0 17.20 0.00 1.37 1.25 0.83 79.34 14:56:01 1 35.16 0.00 2.68 8.03 1.37 52.76 14:56:01 2 22.51 0.00 4.61 3.62 1.10 68.15 14:56:01 3 15.82 0.00 2.27 3.73 1.37 76.81 14:57:01 all 25.34 0.00 1.69 2.18 1.26 69.52 14:57:01 0 42.23 0.00 1.95 0.43 1.45 53.93 14:57:01 1 13.34 0.00 1.06 0.83 1.21 83.56 14:57:01 2 22.10 0.00 2.20 5.29 1.05 69.37 14:57:01 3 23.71 0.00 1.52 2.20 1.32 71.26 14:58:01 all 45.82 0.00 2.63 1.04 3.04 47.47 14:58:01 0 42.51 0.00 1.65 0.88 2.61 52.35 14:58:01 1 38.98 0.00 3.23 1.08 3.21 53.50 14:58:01 2 47.31 0.00 2.48 2.02 2.97 45.22 14:58:01 3 54.54 0.00 3.17 0.18 3.36 38.75 14:59:01 all 21.04 0.00 0.98 0.81 0.73 76.43 14:59:01 0 16.43 0.00 0.90 0.03 0.68 81.95 14:59:01 1 5.88 0.00 0.57 0.18 0.27 93.11 14:59:01 2 57.44 0.00 1.88 0.73 1.70 38.24 14:59:01 3 4.38 0.00 0.60 2.29 0.28 92.45 Average: all 28.72 0.00 2.01 2.05 1.55 65.67 Average: 0 29.60 0.00 1.47 0.65 1.39 66.89 Average: 1 23.33 0.00 1.88 2.52 1.52 70.75 Average: 2 37.34 0.00 2.79 2.92 1.70 55.25 Average: 3 24.62 0.00 1.89 2.10 1.58 69.82