---> uname -a: Linux prd-ubuntu1804-builder-4c-4g-9505 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: 2799.974 BogoMIPS: 5599.94 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 8.8G 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 601 12655 0 2783 15108 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:52:75:72 brd ff:ff:ff:ff:ff:ff inet 10.30.106.95/23 brd 10.30.107.255 scope global dynamic ens3 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe52:7572/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9505) 07/23/26 _x86_64_ (4 CPU) 18:58:41 LINUX RESTART (4 CPU) 18:59:01 tps rtps wtps bread/s bwrtn/s 19:00:01 242.23 18.93 223.30 698.55 50017.93 19:01:01 145.23 15.06 130.16 1043.16 20267.69 19:02:01 87.60 10.48 77.12 468.86 7447.29 19:03:01 47.73 1.05 46.68 38.12 4680.44 Average: 130.69 11.38 119.31 562.15 20602.67 18:59:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:01 13773400 15470344 2651568 16.14 67092 1825460 856928 4.90 755952 1672240 283700 19:01:01 13019344 15109512 3405624 20.73 87068 2177732 1275148 7.30 1168840 1971556 82308 19:02:01 13128444 15414100 3296524 20.07 101128 2336684 939900 5.38 911032 2091000 69688 19:03:01 13031548 15489888 3393420 20.66 112040 2475960 817780 4.68 863956 2211980 131232 Average: 13238184 15370961 3186784 19.40 91832 2203959 972439 5.57 924945 1986694 141732 18:59:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:01 ens3 182.44 117.23 1362.02 26.82 0.00 0.00 0.00 0.00 19:00:01 lo 1.27 1.27 0.15 0.15 0.00 0.00 0.00 0.00 19:01:01 ens3 111.66 78.09 707.16 12.19 0.00 0.00 0.00 0.00 19:01:01 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 19:02:01 ens3 63.17 59.24 128.12 15.60 0.00 0.00 0.00 0.00 19:02:01 lo 0.60 0.60 0.07 0.07 0.00 0.00 0.00 0.00 19:03:01 ens3 12.35 10.15 48.27 3.16 0.00 0.00 0.00 0.00 19:03:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 Average: ens3 92.40 66.17 561.37 14.44 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.11 0.11 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.15.0-194-generic (prd-ubuntu1804-builder-4c-4g-9505) 07/23/26 _x86_64_ (4 CPU) 18:58:41 LINUX RESTART (4 CPU) 18:59:01 CPU %user %nice %system %iowait %steal %idle 19:00:01 all 19.53 0.00 1.65 2.71 0.06 76.05 19:00:01 0 7.56 0.00 0.87 0.23 0.07 91.27 19:00:01 1 16.74 0.00 1.09 0.80 0.05 81.32 19:00:01 2 33.17 0.00 3.11 9.44 0.08 54.19 19:00:01 3 20.69 0.00 1.52 0.38 0.05 77.36 19:01:01 all 21.28 0.00 1.79 1.06 0.06 75.81 19:01:01 0 15.56 0.00 1.42 0.18 0.07 82.76 19:01:01 1 26.87 0.00 2.73 1.96 0.05 68.39 19:01:01 2 21.28 0.00 1.90 1.90 0.07 74.84 19:01:01 3 21.39 0.00 1.10 0.22 0.07 77.22 19:02:01 all 23.44 0.00 1.46 0.66 0.05 74.38 19:02:01 0 17.53 0.00 1.31 0.20 0.07 80.89 19:02:01 1 13.08 0.00 1.55 1.05 0.03 84.29 19:02:01 2 47.34 0.00 1.82 1.22 0.07 49.56 19:02:01 3 15.84 0.00 1.15 0.15 0.03 82.83 19:03:01 all 23.37 0.00 0.92 0.37 0.05 75.29 19:03:01 0 23.32 0.00 1.09 0.12 0.05 75.42 19:03:01 1 43.51 0.00 1.19 0.92 0.07 54.32 19:03:01 2 1.44 0.00 0.45 0.43 0.03 97.65 19:03:01 3 25.23 0.00 0.95 0.02 0.05 73.75 Average: all 21.91 0.00 1.45 1.20 0.05 75.38 Average: 0 15.99 0.00 1.17 0.18 0.06 82.59 Average: 1 25.04 0.00 1.64 1.18 0.05 72.09 Average: 2 25.80 0.00 1.82 3.25 0.06 69.07 Average: 3 20.79 0.00 1.18 0.19 0.05 77.79