---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7945 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 7.7G 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 472 5282 0 2220 7222 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:b4:66:49 brd ff:ff:ff:ff:ff:ff inet 10.32.7.107/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86115sec preferred_lft 86115sec inet6 fe80::f816:3eff:feb4:6649/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7945) 08/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 tps rtps wtps bread/s bwrtn/s 19:14:02 139.88 56.62 83.25 3656.32 40535.53 19:15:01 56.79 0.17 56.62 21.15 9483.84 19:16:01 85.10 18.58 66.53 686.57 11583.47 19:17:01 22.61 1.48 21.13 97.32 4470.59 Average: 76.18 19.29 56.89 1119.85 16547.28 19:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:14:02 6024588 7444200 2142824 26.24 36400 1563536 660316 7.16 553952 1425464 82264 19:15:01 5688416 7408876 2478996 30.35 56784 1825952 672080 7.29 604708 1674100 183412 19:16:01 5419148 7394564 2748264 33.65 63672 2068128 689804 7.48 700968 1834500 100740 19:17:01 5445344 7431840 2722068 33.33 65960 2076092 639748 6.94 679740 1828512 8848 Average: 5644374 7419870 2523038 30.89 55704 1883427 665487 7.22 634842 1690644 93816 19:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:14:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 19:14:02 ens3 378.20 227.43 1445.49 65.31 0.00 0.00 0.00 0.00 19:15:01 lo 0.27 0.27 0.02 0.02 0.00 0.00 0.00 0.00 19:15:01 ens3 23.79 19.26 409.13 3.29 0.00 0.00 0.00 0.00 19:16:01 lo 1.97 1.97 0.19 0.19 0.00 0.00 0.00 0.00 19:16:01 ens3 269.69 265.46 1724.08 63.37 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 19:17:01 ens3 54.74 52.19 28.39 516.22 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 182.26 141.60 903.85 162.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7945) 08/09/26 _x86_64_ (4 CPU) 19:12:55 LINUX RESTART (4 CPU) 19:13:01 CPU %user %nice %system %iowait %steal %idle 19:14:02 all 21.78 0.00 2.70 4.42 1.50 69.60 19:14:02 0 20.00 0.00 4.58 2.98 1.20 71.24 19:14:02 1 21.51 0.00 2.35 2.45 1.28 72.41 19:14:02 2 29.69 0.00 2.26 3.69 2.16 62.19 19:14:02 3 15.87 0.00 1.67 8.58 1.35 72.54 19:15:01 all 20.44 0.00 1.35 1.66 0.85 75.71 19:15:01 0 4.04 0.00 0.37 0.78 0.41 94.40 19:15:01 1 17.79 0.00 1.66 0.88 0.66 79.01 19:15:01 2 57.37 0.00 2.71 0.39 1.73 37.80 19:15:01 3 2.64 0.00 0.64 4.58 0.61 91.53 19:16:01 all 39.05 0.00 2.40 2.27 2.88 53.40 19:16:01 0 33.56 0.00 1.96 3.75 2.63 58.11 19:16:01 1 35.24 0.00 1.68 0.98 2.53 59.57 19:16:01 2 50.31 0.00 2.55 2.14 3.14 41.86 19:16:01 3 37.01 0.00 3.36 2.25 3.21 54.16 19:17:01 all 20.56 0.00 1.06 0.77 0.75 76.87 19:17:01 0 7.43 0.00 0.79 0.17 0.37 91.25 19:17:01 1 30.08 0.00 1.27 0.18 0.92 67.55 19:17:01 2 15.18 0.00 1.03 2.52 0.68 80.59 19:17:01 3 29.50 0.00 1.17 0.18 1.02 68.14 Average: all 25.48 0.00 1.88 2.28 1.50 68.86 Average: 0 16.29 0.00 1.93 1.92 1.15 78.70 Average: 1 26.19 0.00 1.74 1.12 1.35 69.60 Average: 2 38.08 0.00 2.14 2.19 1.93 55.66 Average: 3 21.34 0.00 1.72 3.89 1.55 71.50