---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-4287 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 9.4G 69G 13% / 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 605 12067 0 3367 15104 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:71:81:1d brd ff:ff:ff:ff:ff:ff inet 10.30.107.58/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe71:811d/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-4287) 07/01/26 _x86_64_ (4 CPU) 11:36:18 LINUX RESTART (4 CPU) 11:37:01 tps rtps wtps bread/s bwrtn/s 11:38:01 414.86 35.39 379.47 1260.06 36599.10 11:39:01 581.34 0.02 581.32 0.13 36216.63 11:40:01 11.03 0.02 11.01 4.27 612.03 Average: 335.74 11.81 323.93 421.49 24475.92 11:37:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:38:01 12170892 14909848 4254068 25.90 141608 2672060 1690820 9.68 1360432 2511504 720228 11:39:01 11782632 14847460 4642328 28.26 142136 2985360 1854160 10.61 1481060 2766460 8416 11:40:01 10491044 13556764 5933916 36.13 142200 2986688 3165692 18.12 2755068 2765984 1396 Average: 11481523 14438024 4943437 30.10 141981 2881369 2236891 12.80 1865520 2681316 243347 11:37:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:38:01 lo 3.47 3.47 0.62 0.62 0.00 0.00 0.00 0.00 11:38:01 ens3 462.66 269.66 3168.89 43.15 0.00 0.00 0.00 0.00 11:39:01 lo 0.40 0.40 0.03 0.03 0.00 0.00 0.00 0.00 11:39:01 ens3 186.97 119.06 1817.89 12.45 0.00 0.00 0.00 0.00 11:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 ens3 0.47 0.25 0.10 0.29 0.00 0.00 0.00 0.00 Average: lo 1.29 1.29 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 216.70 129.66 1662.29 18.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-4287) 07/01/26 _x86_64_ (4 CPU) 11:36:18 LINUX RESTART (4 CPU) 11:37:01 CPU %user %nice %system %iowait %steal %idle 11:38:01 all 25.39 0.00 4.40 1.74 0.07 68.41 11:38:01 0 14.82 0.00 4.73 2.50 0.08 77.87 11:38:01 1 28.35 0.00 5.10 2.59 0.07 63.89 11:38:01 2 18.67 0.00 3.73 0.72 0.07 76.80 11:38:01 3 39.71 0.00 4.03 1.14 0.10 55.02 11:39:01 all 28.19 0.00 2.30 1.52 0.08 67.91 11:39:01 0 14.44 0.00 2.64 4.65 0.07 78.20 11:39:01 1 41.71 0.00 2.16 0.39 0.08 55.65 11:39:01 2 33.92 0.00 2.67 0.79 0.07 62.56 11:39:01 3 22.74 0.00 1.69 0.23 0.07 75.26 11:40:01 all 36.11 0.00 0.98 0.02 0.08 62.82 11:40:01 0 18.78 0.00 0.82 0.05 0.08 80.26 11:40:01 1 27.36 0.00 0.65 0.00 0.07 71.92 11:40:01 2 69.33 0.00 1.84 0.00 0.10 28.73 11:40:01 3 28.90 0.00 0.62 0.02 0.07 70.40 Average: all 29.90 0.00 2.56 1.09 0.07 66.38 Average: 0 16.02 0.00 2.73 2.40 0.08 78.78 Average: 1 32.47 0.00 2.64 0.99 0.07 63.82 Average: 2 40.67 0.00 2.75 0.50 0.08 56.01 Average: 3 30.44 0.00 2.11 0.46 0.08 66.90