---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-3140 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 482 5231 0 2261 7210 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:9b:4b:97 brd ff:ff:ff:ff:ff:ff inet 10.32.7.198/23 brd 10.32.7.255 scope global dynamic ens3 valid_lft 86101sec preferred_lft 86101sec inet6 fe80::f816:3eff:fe9b:4b97/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3140) 06/11/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 tps rtps wtps bread/s bwrtn/s 14:56:01 160.11 74.57 85.54 4525.11 40939.46 14:57:01 71.47 17.13 54.34 1222.60 9856.36 14:58:01 94.10 21.69 72.41 984.61 9142.15 14:59:01 27.11 3.47 23.64 134.22 5102.17 Average: 88.19 29.21 58.98 1716.54 16259.27 14:55:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:56:01 5962016 7398160 2205404 27.00 37400 1578396 699908 7.59 603188 1437416 89680 14:57:01 5702436 7467344 2464984 30.18 58368 1867520 603804 6.55 542960 1719588 155528 14:58:01 5195136 7170680 2972284 36.39 66008 2063804 870404 9.44 927360 1826808 72676 14:59:01 5374880 7398984 2792540 34.19 68880 2109016 672396 7.30 744244 1830328 9076 Average: 5558617 7358792 2608803 31.94 57664 1904684 711628 7.72 704438 1703535 81740 14:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:56:01 ens3 423.10 233.23 1597.48 64.25 0.00 0.00 0.00 0.00 14:56:01 lo 1.40 1.40 0.13 0.13 0.00 0.00 0.00 0.00 14:57:01 ens3 74.49 58.37 523.38 15.25 0.00 0.00 0.00 0.00 14:57:01 lo 1.20 1.20 0.12 0.12 0.00 0.00 0.00 0.00 14:58:01 ens3 327.71 377.24 1579.84 65.28 0.00 0.00 0.00 0.00 14:58:01 lo 0.63 0.63 0.06 0.06 0.00 0.00 0.00 0.00 14:59:01 ens3 76.11 79.99 42.35 610.63 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 Average: ens3 225.35 187.21 935.75 188.87 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 ---> sar -P ALL: Linux 4.15.0-192-generic (prd-ubuntu1804-builder-4c-4g-3140) 06/11/26 _x86_64_ (4 CPU) 14:54:56 LINUX RESTART (4 CPU) 14:55:01 CPU %user %nice %system %iowait %steal %idle 14:56:01 all 22.36 0.00 2.74 5.20 1.89 67.82 14:56:01 0 37.98 0.00 5.10 3.95 2.34 50.63 14:56:01 1 21.28 0.00 2.13 8.01 1.48 67.09 14:56:01 2 14.03 0.00 1.67 3.08 1.62 79.60 14:56:01 3 16.17 0.00 2.02 5.76 2.12 73.94 14:57:01 all 20.85 0.00 1.33 2.06 1.43 74.34 14:57:01 0 14.33 0.00 1.06 1.16 0.62 82.83 14:57:01 1 36.71 0.00 1.67 5.78 1.57 54.28 14:57:01 2 29.20 0.00 2.06 0.46 2.33 65.95 14:57:01 3 3.24 0.00 0.55 0.83 1.19 94.20 14:58:01 all 44.23 0.00 2.37 1.69 3.97 47.74 14:58:01 0 42.80 0.00 1.85 2.00 3.73 49.63 14:58:01 1 41.43 0.00 2.71 2.57 4.17 49.11 14:58:01 2 49.98 0.00 1.75 1.47 4.02 42.78 14:58:01 3 42.71 0.00 3.15 0.73 4.00 49.41 14:59:01 all 19.34 0.00 1.01 0.90 1.22 77.53 14:59:01 0 5.54 0.00 0.50 0.22 0.63 93.12 14:59:01 1 7.03 0.00 0.70 2.35 0.93 89.00 14:59:01 2 17.47 0.00 1.26 0.79 1.47 79.00 14:59:01 3 47.43 0.00 1.58 0.25 1.85 48.89 Average: all 26.71 0.00 1.86 2.46 2.13 66.84 Average: 0 25.20 0.00 2.13 1.83 1.83 69.01 Average: 1 26.61 0.00 1.80 4.67 2.04 64.88 Average: 2 27.67 0.00 1.69 1.45 2.36 66.83 Average: 3 27.36 0.00 1.83 1.89 2.29 66.63