---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-12677 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 9.2G 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 545 12434 0 3059 15164 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:f7:bc:61 brd ff:ff:ff:ff:ff:ff inet 10.30.107.192/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fef7:bc61/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12677) 01/16/24 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 tps rtps wtps bread/s bwrtn/s 13:09:02 118.65 47.21 71.44 2224.03 23996.27 13:10:01 136.35 28.59 107.76 1689.07 29346.89 13:11:01 106.10 7.00 99.10 201.97 31660.86 13:12:01 69.59 1.55 68.04 72.52 32213.83 Average: 107.55 21.06 86.50 1044.21 29304.28 13:08:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:09:02 14029656 15603348 2395312 14.58 60164 1716032 745560 4.27 631964 1552568 172868 13:10:01 13534456 15326592 2890512 17.60 75616 1907844 970220 5.55 936336 1719032 12212 13:11:01 12187016 14786936 4237952 25.80 89436 2682028 1337256 7.65 1628528 2332532 371472 13:12:01 12719000 15514268 3705968 22.56 96580 2865796 792524 4.54 1083904 2342300 32444 Average: 13117532 15307786 3307436 20.14 80449 2292925 961390 5.50 1070183 1986608 147249 13:08:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:09:02 lo 1.53 1.53 0.16 0.16 0.00 0.00 0.00 0.00 13:09:02 ens3 418.63 264.76 1666.90 61.70 0.00 0.00 0.00 0.00 13:10:01 lo 0.54 0.54 0.05 0.05 0.00 0.00 0.00 0.00 13:10:01 ens3 204.00 184.63 1512.70 57.02 0.00 0.00 0.00 0.00 13:11:01 lo 0.20 0.20 0.02 0.02 0.00 0.00 0.00 0.00 13:11:01 ens3 545.24 457.62 6427.10 64.64 0.00 0.00 0.00 0.00 13:12:01 lo 19.00 19.00 1.71 1.71 0.00 0.00 0.00 0.00 13:12:01 ens3 299.30 257.46 548.89 2450.80 0.00 0.00 0.00 0.00 Average: lo 5.34 5.34 0.49 0.49 0.00 0.00 0.00 0.00 Average: ens3 367.47 291.56 2543.19 661.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-12677) 01/16/24 _x86_64_ (4 CPU) 13:07:43 LINUX RESTART (4 CPU) 13:08:01 CPU %user %nice %system %iowait %steal %idle 13:09:02 all 22.87 0.00 1.88 4.01 0.05 71.19 13:09:02 0 21.08 0.00 1.67 0.65 0.05 76.54 13:09:02 1 14.30 0.00 1.53 6.06 0.05 78.06 13:09:02 2 41.29 0.00 2.86 2.81 0.07 52.97 13:09:02 3 14.83 0.00 1.44 6.48 0.05 77.21 13:10:01 all 18.06 0.00 1.13 3.29 0.06 77.47 13:10:01 0 21.55 0.00 1.55 0.39 0.05 76.46 13:10:01 1 14.38 0.00 0.85 0.93 0.03 83.81 13:10:01 2 26.70 0.00 1.40 5.62 0.09 66.20 13:10:01 3 9.68 0.00 0.73 6.19 0.03 83.36 13:11:01 all 30.67 0.00 1.75 1.63 0.08 65.87 13:11:01 0 28.36 0.00 1.82 0.45 0.08 69.28 13:11:01 1 32.50 0.00 1.30 4.55 0.08 61.57 13:11:01 2 26.65 0.00 1.66 1.39 0.07 70.24 13:11:01 3 35.14 0.00 2.21 0.17 0.08 62.40 13:12:01 all 22.22 0.00 1.55 3.07 0.06 73.11 13:12:01 0 20.89 0.00 1.12 1.81 0.05 76.13 13:12:01 1 13.51 0.00 1.42 5.49 0.03 79.54 13:12:01 2 21.39 0.00 1.40 4.66 0.07 72.48 13:12:01 3 33.05 0.00 2.25 0.28 0.07 64.35 Average: all 23.48 0.00 1.58 3.00 0.06 71.89 Average: 0 22.98 0.00 1.54 0.83 0.06 74.60 Average: 1 18.69 0.00 1.28 4.27 0.05 75.71 Average: 2 29.02 0.00 1.83 3.61 0.07 65.47 Average: 3 23.24 0.00 1.66 3.26 0.06 71.78