---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-313 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 599 12594 0 2846 15115 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:66:a3:dc brd ff:ff:ff:ff:ff:ff inet 10.30.106.219/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86120sec preferred_lft 86120sec inet6 fe80::f816:3eff:fe66:a3dc/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-313) 03/07/26 _x86_64_ (4 CPU) 17:19:19 LINUX RESTART (4 CPU) 17:20:01 tps rtps wtps bread/s bwrtn/s 17:21:01 177.67 14.93 162.74 361.27 18758.07 17:22:01 16.80 5.23 11.56 403.67 1501.62 17:23:01 61.90 28.85 33.05 2050.31 20803.60 Average: 85.45 16.34 69.11 938.54 13688.55 17:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:21:01 13271920 15100508 3153048 19.20 75940 1941996 1177132 6.74 1143244 1773136 23700 17:22:01 13132116 14999628 3292852 20.05 77788 1977124 1217404 6.97 1275352 1777424 9112 17:23:01 11991000 14564140 4433968 27.00 81236 2666820 1672768 9.57 1948992 2218276 29024 Average: 12798345 14888092 3626623 22.08 78321 2195313 1355768 7.76 1455863 1922945 20612 17:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:21:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 17:21:01 ens3 323.05 239.21 3199.70 47.42 0.00 0.00 0.00 0.00 17:22:01 lo 0.60 0.60 0.05 0.05 0.00 0.00 0.00 0.00 17:22:01 ens3 2528.86 1658.27 627.33 577.81 0.00 0.00 0.00 0.00 17:23:01 lo 0.62 0.62 0.08 0.08 0.00 0.00 0.00 0.00 17:23:01 ens3 692.70 477.63 3477.73 113.37 0.00 0.00 0.00 0.00 Average: lo 0.61 0.61 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 1181.48 791.67 2435.03 246.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-313) 03/07/26 _x86_64_ (4 CPU) 17:19:19 LINUX RESTART (4 CPU) 17:20:01 CPU %user %nice %system %iowait %steal %idle 17:21:01 all 34.81 0.00 1.66 1.22 0.08 62.23 17:21:01 0 32.82 0.00 1.47 0.72 0.08 64.91 17:21:01 1 47.22 0.00 2.76 3.56 0.08 46.38 17:21:01 2 26.21 0.00 1.00 0.32 0.05 72.43 17:21:01 3 33.00 0.00 1.44 0.28 0.10 65.18 17:22:01 all 34.47 0.00 5.56 0.08 0.06 59.82 17:22:01 0 54.49 0.00 6.75 0.17 0.07 38.53 17:22:01 1 28.09 0.00 1.61 0.12 0.07 70.11 17:22:01 2 27.72 0.00 8.12 0.05 0.05 64.06 17:22:01 3 27.59 0.00 5.72 0.00 0.05 66.64 17:23:01 all 61.75 0.00 2.05 0.40 0.10 35.70 17:23:01 0 47.45 0.00 1.81 0.23 0.10 50.41 17:23:01 1 65.66 0.00 1.74 0.50 0.08 32.01 17:23:01 2 69.50 0.00 1.97 0.60 0.08 27.84 17:23:01 3 64.45 0.00 2.71 0.25 0.13 32.45 Average: all 43.68 0.00 3.09 0.57 0.08 52.58 Average: 0 44.92 0.00 3.34 0.37 0.08 51.29 Average: 1 47.02 0.00 2.04 1.39 0.08 49.47 Average: 2 41.14 0.00 3.70 0.32 0.06 54.78 Average: 3 41.65 0.00 3.29 0.18 0.09 54.79