---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-14211 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 676K 1.6G 1% /run /dev/vda1 78G 8.9G 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 593 12666 0 2780 15119 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:2a:b1:b7 brd ff:ff:ff:ff:ff:ff inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe2a:b1b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14211) 08/21/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:02 tps rtps wtps bread/s bwrtn/s 18:50:01 141.40 29.22 112.18 1743.70 22695.27 18:51:01 133.24 11.45 121.80 808.80 26298.02 18:52:01 21.61 2.48 19.13 70.79 12283.42 Average: 98.51 14.30 84.21 869.57 20412.89 18:49:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:01 13616824 15461700 2808144 17.10 76124 1958512 1145756 6.56 769264 1802728 203612 18:51:01 12049444 14231280 4375524 26.64 89440 2268668 2296992 13.15 2098244 2010384 54700 18:52:01 12103404 14298728 4321564 26.31 89924 2281616 1958744 11.21 2058304 1996500 5304 Average: 12589891 14663903 3835077 23.35 85163 2169599 1800497 10.30 1641937 1936537 87872 18:49:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:01 ens3 197.42 161.62 1721.37 39.00 0.00 0.00 0.00 0.00 18:50:01 lo 0.81 0.81 0.09 0.09 0.00 0.00 0.00 0.00 18:51:01 ens3 438.41 355.84 3722.61 71.15 0.00 0.00 0.00 0.00 18:51:01 lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 18:52:01 ens3 288.69 188.94 162.42 76.37 0.00 0.00 0.00 0.00 18:52:01 lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 308.79 235.88 1869.63 62.30 0.00 0.00 0.00 0.00 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-14211) 08/21/26 _x86_64_ (4 CPU) 18:48:21 LINUX RESTART (4 CPU) 18:49:02 CPU %user %nice %system %iowait %steal %idle 18:50:01 all 15.52 0.00 1.47 1.50 0.06 81.45 18:50:01 0 9.29 0.00 0.59 0.12 0.03 89.96 18:50:01 1 8.74 0.00 1.15 3.17 0.07 86.86 18:50:01 2 10.82 0.00 1.25 0.87 0.07 87.00 18:50:01 3 33.24 0.00 2.87 1.84 0.08 61.96 18:51:01 all 52.05 0.00 2.27 0.48 0.09 45.12 18:51:01 0 51.85 0.00 2.96 0.27 0.08 44.84 18:51:01 1 49.30 0.00 2.22 0.33 0.08 48.06 18:51:01 2 54.27 0.00 2.11 0.72 0.10 42.80 18:51:01 3 52.79 0.00 1.77 0.59 0.08 44.77 18:52:01 all 72.49 0.00 2.08 0.07 0.10 25.26 18:52:01 0 73.16 0.00 1.97 0.00 0.12 24.75 18:52:01 1 66.60 0.00 1.94 0.02 0.10 31.34 18:52:01 2 75.17 0.00 2.25 0.20 0.08 22.30 18:52:01 3 75.04 0.00 2.21 0.03 0.08 22.64 Average: all 46.85 0.00 1.94 0.68 0.08 50.45 Average: 0 44.94 0.00 1.85 0.13 0.08 53.00 Average: 1 41.71 0.00 1.78 1.17 0.08 55.27 Average: 2 46.96 0.00 1.87 0.60 0.08 50.49 Average: 3 53.80 0.00 2.28 0.81 0.08 43.03