---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7350 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 469 5250 0 2255 7223 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:b1:7a:08 brd ff:ff:ff:ff:ff:ff inet 10.32.6.12/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86097sec preferred_lft 86097sec inet6 fe80::f816:3eff:feb1:7a08/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7350) 08/02/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:02 141.75 55.18 86.57 3637.99 40758.83 14:57:01 59.53 5.62 53.90 178.21 9547.42 14:58:01 102.00 33.14 68.86 2030.19 8993.43 14:59:01 31.04 2.05 28.99 118.76 5645.45 Average: 83.68 24.08 59.60 1496.70 16264.28 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:02 5968736 7408944 2198676 26.92 38320 1580972 707576 7.68 592548 1439380 98036 14:57:01 5763520 7486576 2403892 29.43 57264 1827608 617632 6.70 514064 1687900 152200 14:58:01 5314216 7200140 2853196 34.93 65496 1976196 882372 9.57 877200 1760740 6440 14:59:01 5392984 7410536 2774428 33.97 68800 2102836 680820 7.39 732236 1825168 9432 Average: 5609864 7376549 2557548 31.31 57470 1871903 722100 7.84 679012 1678297 66527 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:02 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:56:02 ens3 475.54 253.63 1511.10 66.78 0.00 0.00 0.00 0.00 14:57:01 lo 0.34 0.34 0.03 0.03 0.00 0.00 0.00 0.00 14:57:01 ens3 52.77 43.98 504.93 10.77 0.00 0.00 0.00 0.00 14:58:01 lo 1.50 1.50 0.14 0.14 0.00 0.00 0.00 0.00 14:58:01 ens3 305.22 342.28 1388.83 58.35 0.00 0.00 0.00 0.00 14:59:01 lo 1.20 1.20 0.10 0.10 0.00 0.00 0.00 0.00 14:59:01 ens3 124.73 126.92 286.24 618.64 0.00 0.00 0.00 0.00 Average: lo 0.95 0.95 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 240.33 192.31 924.49 189.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-7350) 08/02/26 _x86_64_ (4 CPU) 14:54:54 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:02 all 22.29 0.00 2.81 4.33 0.92 69.64 14:56:02 0 40.85 0.00 2.42 5.37 1.22 50.13 14:56:02 1 13.35 0.00 1.65 2.60 0.62 81.78 14:56:02 2 9.91 0.00 1.62 2.96 0.77 84.74 14:56:02 3 25.07 0.00 5.53 6.45 1.07 61.88 14:57:01 all 20.74 0.00 1.27 1.43 0.61 75.95 14:57:01 0 8.23 0.00 0.52 2.06 0.37 88.81 14:57:01 1 59.47 0.00 3.02 0.22 1.42 35.87 14:57:01 2 7.68 0.00 0.46 0.22 0.34 91.30 14:57:01 3 7.60 0.00 1.09 3.23 0.29 87.79 14:58:01 all 48.82 0.00 2.58 2.21 2.82 43.57 14:58:01 0 43.72 0.00 2.16 1.64 2.35 50.13 14:58:01 1 44.21 0.00 2.29 1.32 2.62 49.57 14:58:01 2 55.81 0.00 1.74 1.20 2.93 38.32 14:58:01 3 51.53 0.00 4.15 4.67 3.41 36.24 14:59:01 all 22.16 0.00 1.37 0.78 0.68 75.01 14:59:01 0 25.46 0.00 1.55 1.82 0.75 70.42 14:59:01 1 42.07 0.00 1.83 0.10 1.20 54.79 14:59:01 2 11.00 0.00 0.87 0.07 0.42 87.65 14:59:01 3 10.11 0.00 1.17 1.14 0.33 87.26 Average: all 28.53 0.00 2.01 2.19 1.26 66.02 Average: 0 29.62 0.00 1.67 2.72 1.17 64.82 Average: 1 39.69 0.00 2.19 1.06 1.47 55.59 Average: 2 21.14 0.00 1.17 1.12 1.12 75.45 Average: 3 23.63 0.00 2.99 3.87 1.28 68.23