---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-7275 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 8.6G 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 619 12971 0 2448 15102 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:51:ae:be brd ff:ff:ff:ff:ff:ff inet 10.30.106.83/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86116sec preferred_lft 86116sec inet6 fe80::f816:3eff:fe51:aebe/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-7275) 06/06/26 _x86_64_ (4 CPU) 04:48:43 LINUX RESTART (4 CPU) 04:49:01 tps rtps wtps bread/s bwrtn/s 04:50:01 354.74 25.06 329.68 890.38 52288.75 04:51:01 115.66 12.28 103.38 527.51 15428.23 04:52:01 22.77 18.55 4.22 1426.93 400.27 04:53:01 310.75 10.03 300.72 542.49 9401.40 Average: 200.99 16.48 184.51 846.79 19380.04 04:49:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:50:01 13797300 15589736 2627660 16.00 69424 1914964 729028 4.17 627156 1767232 358228 04:51:01 12184920 14089348 4240040 25.81 75584 2016036 2263408 12.95 2161052 1832652 8732 04:52:01 13474712 15427780 2950248 17.96 75920 2064020 932216 5.34 835424 1871644 5124 04:53:01 13316748 15492928 3108212 18.92 77680 2282324 835140 4.78 856920 2002600 34048 Average: 13193420 15149948 3231540 19.67 74652 2069336 1189948 6.81 1120138 1868532 101533 04:49:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:50:01 lo 1.60 1.60 0.19 0.19 0.00 0.00 0.00 0.00 04:50:01 ens3 173.39 119.15 2015.64 35.61 0.00 0.00 0.00 0.00 04:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 04:51:01 ens3 231.98 174.49 1222.53 44.62 0.00 0.00 0.00 0.00 04:52:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 04:52:01 ens3 119.12 64.33 96.88 20.34 0.00 0.00 0.00 0.00 04:53:01 lo 0.80 0.80 0.10 0.10 0.00 0.00 0.00 0.00 04:53:01 ens3 585.15 402.50 3081.14 140.78 0.00 0.00 0.00 0.00 Average: lo 0.73 0.73 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 277.43 190.13 1604.17 60.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-7275) 06/06/26 _x86_64_ (4 CPU) 04:48:43 LINUX RESTART (4 CPU) 04:49:01 CPU %user %nice %system %iowait %steal %idle 04:50:01 all 20.86 0.00 1.76 3.19 0.05 74.14 04:50:01 0 34.35 0.00 3.04 4.32 0.08 58.20 04:50:01 1 6.75 0.00 0.58 4.44 0.03 88.19 04:50:01 2 13.30 0.00 1.47 0.87 0.03 84.33 04:50:01 3 29.07 0.00 2.01 3.10 0.05 65.76 04:51:01 all 47.60 0.00 1.32 0.49 0.09 50.50 04:51:01 0 30.95 0.00 1.56 1.37 0.08 66.04 04:51:01 1 82.90 0.00 1.62 0.22 0.10 15.16 04:51:01 2 41.66 0.00 1.12 0.25 0.08 56.88 04:51:01 3 34.85 0.00 0.96 0.15 0.10 63.94 04:52:01 all 32.73 0.00 0.58 0.20 0.06 66.43 04:52:01 0 25.45 0.00 0.83 0.32 0.08 73.31 04:52:01 1 56.91 0.00 0.57 0.15 0.08 42.29 04:52:01 2 13.97 0.00 0.46 0.05 0.03 85.48 04:52:01 3 34.75 0.00 0.45 0.25 0.05 64.50 04:53:01 all 50.21 0.00 1.71 0.89 0.08 47.11 04:53:01 0 59.51 0.00 1.62 0.12 0.08 38.66 04:53:01 1 51.60 0.00 1.59 1.67 0.07 45.07 04:53:01 2 39.27 0.00 1.81 1.10 0.08 57.74 04:53:01 3 50.48 0.00 1.82 0.65 0.08 46.96 Average: all 37.84 0.00 1.34 1.19 0.07 59.55 Average: 0 37.55 0.00 1.76 1.53 0.08 59.07 Average: 1 49.55 0.00 1.09 1.62 0.07 47.67 Average: 2 27.00 0.00 1.21 0.57 0.06 71.16 Average: 3 37.28 0.00 1.31 1.04 0.07 60.30