---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9166 4.15.0-194-generic #205-Ubuntu SMP Fri Sep 16 19:49:27 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 676K 1.6G 1% /run /dev/vda1 78G 9.0G 69G 12% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 7.9G 0 7.9G 0% /sys/fs/cgroup /dev/vda15 105M 4.4M 100M 5% /boot/efi tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 16040 626 12532 0 2881 15084 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:7f:9c:02 brd ff:ff:ff:ff:ff:ff inet 10.30.107.185/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86118sec preferred_lft 86118sec inet6 fe80::f816:3eff:fe7f:9c02/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9166) 06/08/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 tps rtps wtps bread/s bwrtn/s 03:06:02 335.81 19.46 316.35 720.81 61242.19 03:07:01 144.81 15.61 129.20 406.44 19498.93 03:08:01 15.53 5.23 10.30 408.20 1031.03 03:09:01 41.13 6.13 34.99 159.71 4596.17 Average: 134.27 11.59 122.68 423.86 21600.84 03:05:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:02 13840332 15582300 2584636 15.74 69976 1864248 773508 4.43 632016 1722252 297184 03:07:01 12904992 14910684 3519976 21.43 85688 2101228 1385148 7.93 1338828 1926812 11392 03:08:01 12216612 14251932 4208356 25.62 86928 2128548 2033948 11.64 2024700 1925228 2264 03:09:01 12846352 15458148 3578616 21.79 92668 2690452 843180 4.83 1035744 2271128 480812 Average: 12952072 15050766 3472896 21.14 83815 2196119 1258946 7.20 1257822 1961355 197913 03:05:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:02 ens3 131.01 96.30 1718.90 30.32 0.00 0.00 0.00 0.00 03:06:02 lo 1.47 1.47 0.17 0.17 0.00 0.00 0.00 0.00 03:07:01 ens3 406.12 340.35 3017.53 77.01 0.00 0.00 0.00 0.00 03:07:01 lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 03:08:01 ens3 1308.10 754.87 370.06 372.64 0.00 0.00 0.00 0.00 03:08:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 03:09:01 ens3 457.12 377.42 802.57 1838.54 0.00 0.00 0.00 0.00 03:09:01 lo 3.22 3.22 0.29 0.29 0.00 0.00 0.00 0.00 Average: ens3 576.30 392.45 1470.82 581.73 0.00 0.00 0.00 0.00 Average: lo 1.34 1.34 0.13 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9166) 06/08/26 _x86_64_ (4 CPU) 03:04:44 LINUX RESTART (4 CPU) 03:05:01 CPU %user %nice %system %iowait %steal %idle 03:06:02 all 21.10 0.00 1.76 3.41 0.06 73.67 03:06:02 0 16.44 0.00 1.43 0.57 0.03 81.52 03:06:02 1 22.30 0.00 1.96 5.88 0.07 69.79 03:06:02 2 16.58 0.00 1.42 2.22 0.05 79.73 03:06:02 3 29.09 0.00 2.21 4.97 0.08 63.64 03:07:01 all 25.86 0.00 1.98 0.40 0.08 71.67 03:07:01 0 29.24 0.00 2.33 0.12 0.10 68.20 03:07:01 1 21.12 0.00 1.71 0.17 0.10 76.90 03:07:01 2 23.57 0.00 1.96 1.07 0.07 73.34 03:07:01 3 29.54 0.00 1.92 0.24 0.08 68.22 03:08:01 all 37.44 0.00 4.83 0.06 0.08 57.59 03:08:01 0 35.00 0.00 5.19 0.03 0.07 59.70 03:08:01 1 27.62 0.00 4.24 0.07 0.07 68.01 03:08:01 2 29.56 0.00 6.51 0.00 0.08 63.85 03:08:01 3 57.64 0.00 3.38 0.15 0.07 38.76 03:09:01 all 36.49 0.00 2.11 0.22 0.08 61.11 03:09:01 0 36.09 0.00 2.45 0.10 0.08 61.28 03:09:01 1 27.46 0.00 2.37 0.05 0.08 70.03 03:09:01 2 52.21 0.00 1.80 0.10 0.08 45.80 03:09:01 3 30.17 0.00 1.82 0.58 0.08 67.34 Average: all 30.24 0.00 2.67 1.02 0.08 65.99 Average: 0 29.19 0.00 2.85 0.21 0.07 67.68 Average: 1 24.64 0.00 2.57 1.54 0.08 71.17 Average: 2 30.51 0.00 2.93 0.85 0.07 65.64 Average: 3 36.64 0.00 2.33 1.49 0.08 59.46