---> uname -a: Linux prd-centos8-builder-2c-4g-2440.novalocal 4.18.0-529.el8.x86_64 #1 SMP Wed Dec 6 01:03:46 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 1.8G 0 1.8G 0% /dev tmpfs 1.8G 0 1.8G 0% /dev/shm tmpfs 1.8G 17M 1.8G 1% /run tmpfs 1.8G 0 1.8G 0% /sys/fs/cgroup /dev/vda1 20G 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 494 1128 17 2042 2895 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 1450 qdisc fq_codel state UP group default qlen 1000 link/ether fa:16:3e:f8:6c:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.34/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:fef8:6c07/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 01/04/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 235.78 167.54 68.24 14605.76 37831.96 03:06:01 AM 60.68 0.32 60.36 9.73 5799.63 03:07:01 AM 73.66 0.48 73.18 53.32 10162.91 03:08:01 AM 25.15 0.25 24.90 40.13 1618.36 03:09:01 AM 18.56 0.07 18.50 3.07 476.62 03:10:01 AM 17.54 0.00 17.54 0.00 905.85 03:11:01 AM 20.24 0.90 19.34 46.37 568.99 03:12:01 AM 18.29 0.20 18.09 23.33 517.94 Average: 58.74 21.22 37.52 1848.21 7236.41 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1565840 3048400 2187836 58.29 2104 1661488 641104 13.35 139920 1799256 82968 03:06:01 AM 1320964 3016288 2432712 64.81 2104 1862812 623000 12.97 145108 1996492 168016 03:07:01 AM 1105408 2941808 2648268 70.55 2104 1997716 674476 14.05 151220 2176976 58976 03:08:01 AM 1199464 3004408 2554212 68.05 2104 1965588 612392 12.75 172908 2061356 9168 03:09:01 AM 1174960 2979804 2578716 68.70 2104 1965680 636576 13.26 206352 2051548 8844 03:10:01 AM 1171800 2984544 2581876 68.78 2104 1973592 630708 13.13 208592 2050816 7932 03:11:01 AM 1197836 3002792 2555840 68.09 2104 1965660 618984 12.89 391740 1843964 7520 03:12:01 AM 1195488 3005312 2558188 68.15 2104 1970196 606176 12.62 401760 1836832 21556 Average: 1241470 2997920 2512206 66.93 2104 1920342 630427 13.13 227200 1977155 45622 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 227.86 118.14 925.17 56.07 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 72.99 62.26 871.40 6.75 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 54.10 46.83 628.52 7.67 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 10.71 12.43 14.60 4.57 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 9.83 12.25 7.50 5.55 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 13.09 13.36 11.12 4.35 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 17.74 16.17 16.04 7.86 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 8.63 10.41 8.29 5.16 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 51.88 36.49 310.35 12.25 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-529.el8.x86_64 (centos-stream-8-builder-7e611857-ce8d-42da-b0f0-357f5fb5fb5a.nov) 01/04/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 42.72 0.07 13.67 11.16 1.98 30.40 03:05:01 AM 0 45.50 0.07 15.25 10.98 2.15 26.06 03:05:01 AM 1 39.93 0.07 12.09 11.35 1.82 34.75 03:06:01 AM all 37.33 0.00 4.11 1.27 1.74 55.54 03:06:01 AM 0 44.01 0.00 4.09 0.93 1.76 49.21 03:06:01 AM 1 30.67 0.00 4.13 1.61 1.73 61.86 03:07:01 AM all 37.20 0.00 3.93 3.03 1.88 53.96 03:07:01 AM 0 39.71 0.00 3.72 2.74 1.96 51.88 03:07:01 AM 1 34.68 0.00 4.15 3.32 1.81 56.04 03:08:01 AM all 37.28 0.00 2.69 0.56 1.51 57.95 03:08:01 AM 0 31.95 0.00 2.58 0.61 1.45 63.42 03:08:01 AM 1 42.63 0.00 2.81 0.50 1.58 52.48 03:09:01 AM all 40.14 0.00 2.21 0.35 1.55 55.76 03:09:01 AM 0 64.82 0.00 3.19 0.32 1.86 29.81 03:09:01 AM 1 15.50 0.00 1.23 0.38 1.24 81.64 03:10:01 AM all 34.12 0.00 2.96 0.33 1.62 60.97 03:10:01 AM 0 54.28 0.00 3.79 0.27 1.80 39.87 03:10:01 AM 1 14.13 0.00 2.15 0.40 1.44 81.88 03:11:01 AM all 40.28 0.00 2.85 0.29 1.78 54.81 03:11:01 AM 0 54.41 0.00 3.11 0.27 2.01 40.20 03:11:01 AM 1 26.17 0.00 2.59 0.32 1.54 69.39 03:12:01 AM all 41.76 0.00 3.00 0.53 1.99 52.72 03:12:01 AM 0 47.72 0.00 2.89 0.76 2.18 46.44 03:12:01 AM 1 35.80 0.00 3.10 0.30 1.81 59.00 Average: all 38.85 0.01 4.42 2.18 1.76 52.79 Average: 0 47.80 0.01 4.81 2.10 1.90 43.38 Average: 1 29.91 0.01 4.02 2.26 1.62 62.19