---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-5750 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: 2799.996 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 8.5G 69G 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 561 13209 0 2268 15162 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:52:3c:2a brd ff:ff:ff:ff:ff:ff inet 10.30.106.41/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86191sec preferred_lft 86191sec inet6 fe80::f816:3eff:fe52:3c2a/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-5750) 09/28/26 _x86_64_ (4 CPU) 05:12:59 LINUX RESTART (4 CPU) 05:13:01 tps rtps wtps bread/s bwrtn/s 05:14:01 197.12 77.52 119.60 4873.99 92197.83 05:15:01 174.95 19.61 155.34 908.12 33422.03 05:16:01 37.51 1.17 36.34 81.72 2076.72 Average: 136.53 32.77 103.76 1954.61 42565.53 05:13:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:14:01 14064736 15596068 2360232 14.37 59052 1674820 753248 4.31 612708 1535956 158644 05:15:01 12356920 14309636 4068048 24.77 76912 2061700 2089040 11.96 1949000 1869752 20404 05:16:01 13596812 15593700 2828156 17.22 81344 2100696 737912 4.22 697120 1885296 37600 Average: 13339489 15166468 3085479 18.79 72436 1945739 1193400 6.83 1086276 1763668 72216 05:13:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:14:01 lo 2.20 2.20 0.22 0.22 0.00 0.00 0.00 0.00 05:14:01 ens3 286.24 199.35 1856.86 71.94 0.00 0.00 0.00 0.00 05:15:01 lo 14.30 14.30 2.01 2.01 0.00 0.00 0.00 0.00 05:15:01 ens3 1010.08 617.68 2937.11 230.94 0.00 0.00 0.00 0.00 05:16:01 lo 33.68 33.68 4.31 4.31 0.00 0.00 0.00 0.00 05:16:01 ens3 1637.46 1038.51 794.77 436.48 0.00 0.00 0.00 0.00 Average: lo 16.72 16.72 2.18 2.18 0.00 0.00 0.00 0.00 Average: ens3 977.93 618.51 1862.91 246.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-5750) 09/28/26 _x86_64_ (4 CPU) 05:12:59 LINUX RESTART (4 CPU) 05:13:01 CPU %user %nice %system %iowait %steal %idle 05:14:01 all 18.48 0.00 2.24 10.91 0.01 68.36 05:14:01 0 22.11 0.00 2.12 10.30 0.02 65.45 05:14:01 1 24.57 0.00 3.16 3.06 0.00 69.21 05:14:01 2 9.53 0.00 1.92 9.62 0.00 78.93 05:14:01 3 17.73 0.00 1.76 20.68 0.00 59.83 05:15:01 all 39.30 0.00 2.63 1.37 0.01 56.69 05:15:01 0 42.52 0.00 2.01 0.17 0.02 55.29 05:15:01 1 40.73 0.00 3.75 2.36 0.02 53.15 05:15:01 2 30.01 0.00 2.03 0.08 0.02 67.86 05:15:01 3 43.98 0.00 2.76 2.86 0.02 50.39 05:16:01 all 17.35 0.00 3.32 0.13 0.00 79.20 05:16:01 0 17.68 0.00 3.07 0.02 0.00 79.24 05:16:01 1 24.87 0.00 3.48 0.13 0.00 71.51 05:16:01 2 13.99 0.00 3.39 0.03 0.00 82.59 05:16:01 3 12.86 0.00 3.33 0.33 0.00 83.48 Average: all 25.06 0.00 2.73 4.14 0.01 68.07 Average: 0 27.44 0.00 2.40 3.50 0.01 66.65 Average: 1 30.06 0.00 3.46 1.85 0.01 64.63 Average: 2 17.87 0.00 2.44 3.24 0.01 76.44 Average: 3 24.87 0.00 2.62 7.94 0.01 64.57