---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-2787 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: 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 7.9G 0 7.9G 0% /dev tmpfs 1.6G 672K 1.6G 1% /run /dev/vda1 78G 8.3G 70G 11% / 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 542 13390 0 2107 15184 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 fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f0:88:fc brd ff:ff:ff:ff:ff:ff inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86174sec preferred_lft 86174sec inet6 fe80::f816:3eff:fef0:88fc/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-2787) 12/06/23 _x86_64_ (4 CPU) 15:15:33 LINUX RESTART (4 CPU) 15:16:01 tps rtps wtps bread/s bwrtn/s 15:17:01 110.13 22.23 87.90 1136.88 33407.23 15:18:01 58.12 0.72 57.40 98.35 19660.17 15:19:01 50.12 0.35 49.78 25.73 20710.28 Average: 72.79 7.76 65.03 420.28 24592.01 15:16:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:17:01 13939504 15528872 2485464 15.13 56720 1734816 813628 4.66 743700 1531900 71552 15:18:01 13918420 15586704 2506548 15.26 67380 1796956 746728 4.27 684744 1601392 10064 15:19:01 13676272 15530020 2748696 16.73 78248 1962176 796276 4.56 752752 1755684 143760 Average: 13844732 15548532 2580236 15.71 67449 1831316 785544 4.50 727065 1629659 75125 15:16:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:17:01 ens3 54.41 34.99 752.34 8.50 0.00 0.00 0.00 0.00 15:17:01 lo 1.27 1.27 0.14 0.14 0.00 0.00 0.00 0.00 15:18:01 ens3 14.34 9.78 31.68 3.10 0.00 0.00 0.00 0.00 15:18:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 15:19:01 ens3 35.23 25.63 502.09 5.09 0.00 0.00 0.00 0.00 15:19:01 lo 0.60 0.60 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 34.66 23.47 428.66 5.56 0.00 0.00 0.00 0.00 Average: lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-2787) 12/06/23 _x86_64_ (4 CPU) 15:15:33 LINUX RESTART (4 CPU) 15:16:01 CPU %user %nice %system %iowait %steal %idle 15:17:01 all 17.59 0.00 1.39 9.02 0.05 71.93 15:17:01 0 28.69 0.00 1.97 0.97 0.05 68.32 15:17:01 1 17.09 0.00 1.32 5.77 0.07 75.75 15:17:01 2 19.22 0.00 1.51 7.67 0.07 71.54 15:17:01 3 5.40 0.00 0.77 21.67 0.03 72.13 15:18:01 all 7.52 0.00 0.47 19.08 0.05 72.88 15:18:01 0 3.63 0.00 0.20 0.44 0.08 95.64 15:18:01 1 14.37 0.00 0.57 62.17 0.05 22.83 15:18:01 2 4.80 0.00 0.45 2.76 0.02 91.97 15:18:01 3 7.32 0.00 0.66 11.12 0.03 80.87 15:19:01 all 14.08 0.00 0.88 11.44 0.06 73.55 15:19:01 0 3.79 0.00 0.33 0.03 0.02 95.82 15:19:01 1 36.74 0.00 1.96 5.15 0.08 56.07 15:19:01 2 15.42 0.00 0.85 2.20 0.05 81.48 15:19:01 3 0.60 0.00 0.35 38.28 0.08 60.67 Average: all 13.07 0.00 0.91 13.18 0.05 72.79 Average: 0 12.05 0.00 0.84 0.48 0.05 86.58 Average: 1 22.69 0.00 1.28 24.37 0.07 51.59 Average: 2 13.14 0.00 0.94 4.22 0.04 81.66 Average: 3 4.44 0.00 0.59 23.69 0.05 71.22