---> uname -a: Linux prd-centos8-builder-2c-1g-4799.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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 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 wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 557 5046 19 2095 6836 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:c1:47:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.120/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85743sec preferred_lft 85743sec inet6 fe80::f816:3eff:fec1:47d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 10/23/2025 _x86_64_ (2 CPU) 15:03:54 LINUX RESTART (2 CPU) 03:05:01 PM tps rtps wtps bread/s bwrtn/s 03:06:01 PM 104.97 76.91 28.06 4392.00 21778.79 03:07:01 PM 103.65 58.51 45.14 550.17 3880.90 03:08:01 PM 40.71 7.33 33.38 83.05 2536.06 03:09:01 PM 59.42 0.00 59.42 0.00 5992.10 03:10:01 PM 29.28 0.00 29.28 0.00 2146.78 03:11:01 PM 39.69 0.47 39.23 53.32 3689.90 03:12:01 PM 22.81 0.05 22.76 1.33 970.87 03:13:01 PM 22.90 0.27 22.63 41.86 848.94 03:14:01 PM 20.43 0.27 20.16 25.20 611.13 Average: 49.32 15.98 33.34 571.95 4717.59 03:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 PM 5614456 7084256 2269988 28.79 2688 1658636 708872 7.94 167208 1814772 61632 03:07:01 PM 5498924 7025496 2385520 30.26 2688 1711212 770108 8.62 189768 1891492 7004 03:08:01 PM 5361744 6996548 2522700 32.00 2688 1815364 757936 8.48 201668 2004972 56504 03:09:01 PM 5354848 7062532 2529596 32.08 2688 1882048 652320 7.30 194760 1992176 4676 03:10:01 PM 5191352 7001180 2693092 34.16 2688 1978104 747584 8.37 203792 2127984 80420 03:11:01 PM 5171168 6992536 2713276 34.41 2688 1988008 707056 7.92 199420 2144544 7396 03:12:01 PM 5097932 6929576 2786512 35.34 2688 1997592 764000 8.55 225512 2190388 24152 03:13:01 PM 5101772 6927748 2782672 35.29 2688 1991892 756468 8.47 226292 2185288 7652 03:14:01 PM 5180648 7007620 2703796 34.29 2688 1992524 679012 7.60 395212 1936960 7536 Average: 5285872 7003055 2598572 32.96 2688 1890598 727040 8.14 222626 2032064 28552 03:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 244.55 123.74 955.19 59.26 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 19.76 15.16 219.15 4.63 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 34.04 26.75 635.17 3.76 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 11.28 9.37 109.84 1.54 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 12.55 12.13 168.37 2.53 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 9.48 9.30 10.01 3.68 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 11.65 11.46 31.66 4.06 0.00 0.00 0.00 0.00 03:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 PM eth0 14.53 14.71 14.44 5.22 0.00 0.00 0.00 0.00 03:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 PM eth0 20.55 17.88 15.56 10.93 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 42.05 26.72 239.95 10.62 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 10/23/2025 _x86_64_ (2 CPU) 15:03:54 LINUX RESTART (2 CPU) 03:05:01 PM CPU %user %nice %system %iowait %steal %idle 03:06:01 PM all 15.81 1.80 10.90 59.45 0.13 11.92 03:06:01 PM 0 18.70 2.03 9.74 60.19 0.13 9.20 03:06:01 PM 1 12.90 1.55 12.07 58.70 0.14 14.65 03:07:01 PM all 8.47 1.10 9.89 47.08 0.16 33.30 03:07:01 PM 0 11.78 0.97 8.81 47.35 0.20 30.89 03:07:01 PM 1 5.16 1.22 10.97 46.81 0.12 35.71 03:08:01 PM all 8.26 0.24 2.44 20.11 0.08 68.87 03:08:01 PM 0 9.97 0.18 2.25 20.32 0.07 67.21 03:08:01 PM 1 6.54 0.29 2.64 19.91 0.08 70.53 03:09:01 PM all 8.59 0.00 1.34 24.53 0.08 65.45 03:09:01 PM 0 13.09 0.00 1.70 32.37 0.10 52.74 03:09:01 PM 1 4.10 0.00 0.98 16.71 0.07 78.14 03:10:01 PM all 9.98 0.00 1.10 13.36 0.08 75.48 03:10:01 PM 0 9.33 0.00 0.97 14.85 0.07 74.79 03:10:01 PM 1 10.64 0.00 1.24 11.86 0.08 76.18 03:11:01 PM all 14.97 0.00 1.50 13.92 0.13 69.47 03:11:01 PM 0 16.14 0.00 1.49 19.13 0.15 63.09 03:11:01 PM 1 13.80 0.00 1.52 8.71 0.12 75.85 03:12:01 PM all 18.90 0.00 1.11 8.13 0.09 71.77 03:12:01 PM 0 28.55 0.00 1.29 11.38 0.10 58.68 03:12:01 PM 1 9.23 0.00 0.94 4.86 0.08 84.89 03:13:01 PM all 23.40 0.00 1.44 6.82 0.15 68.19 03:13:01 PM 0 24.72 0.00 1.47 4.70 0.15 68.96 03:13:01 PM 1 22.08 0.00 1.42 8.93 0.15 67.42 03:14:01 PM all 27.45 0.00 2.17 6.03 0.12 64.23 03:14:01 PM 0 28.14 0.00 2.05 5.18 0.12 64.51 03:14:01 PM 1 26.76 0.00 2.28 6.89 0.12 63.95 Average: all 15.10 0.35 3.53 22.10 0.11 58.80 Average: 0 17.83 0.35 3.30 23.90 0.12 54.50 Average: 1 12.37 0.34 3.77 20.31 0.11 63.11