---> uname -a: Linux prd-centos8-builder-2c-4g-7356.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: 2799.998 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): 0,1 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 511 1101 17 2053 2879 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:f3:49:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.126/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fef3:499c/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) 02/23/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:03 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 241.40 166.65 74.75 14899.43 39182.85 03:06:01 AM 60.58 0.32 60.26 9.73 5810.15 03:07:01 AM 66.00 0.48 65.52 53.31 10147.78 03:08:01 AM 27.01 0.25 26.76 40.13 1519.65 03:09:01 AM 19.60 0.07 19.53 3.07 488.09 03:10:01 AM 16.24 0.45 15.79 16.66 621.39 03:11:01 AM 18.56 0.65 17.91 53.05 511.36 Average: 63.35 23.44 39.91 2092.71 8178.69 03:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1551356 3029672 2202328 58.67 2104 1657276 634796 13.22 138828 1815564 78956 03:06:01 AM 1287608 2996668 2466076 65.70 2104 1876528 626240 13.04 144188 2030648 180692 03:07:01 AM 1022616 2879812 2731068 72.76 2104 2018876 715560 14.90 151640 2261708 67232 03:08:01 AM 1068036 2921768 2685648 71.55 2104 2014908 677416 14.11 215188 2153216 46712 03:09:01 AM 1044972 2898784 2708712 72.16 2104 2015000 698316 14.54 215972 2175228 45792 03:10:01 AM 1160376 2976392 2593308 69.09 2104 1977184 640436 13.34 213292 2062568 7448 03:11:01 AM 1114076 2942100 2639608 70.32 2104 1988792 657028 13.68 400404 1919468 18888 Average: 1178434 2949314 2575250 68.61 2104 1935509 664256 13.83 211359 2059771 63674 03:04:03 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 176.78 100.97 943.49 56.02 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 71.91 61.21 886.81 7.29 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 44.98 38.88 653.56 6.98 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 15.08 14.81 18.39 5.90 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 10.83 13.38 8.52 6.21 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 12.63 13.06 10.53 4.22 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 17.59 16.06 17.56 13.03 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 49.37 36.61 359.94 14.03 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) 02/23/2026 _x86_64_ (2 CPU) 03:03:48 LINUX RESTART (2 CPU) 03:04:03 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 44.68 0.06 12.91 13.57 2.00 26.79 03:05:01 AM 0 42.93 0.03 14.55 13.29 1.92 27.27 03:05:01 AM 1 46.43 0.09 11.26 13.84 2.08 26.30 03:06:01 AM all 38.89 0.00 4.26 1.35 1.70 53.81 03:06:01 AM 0 43.46 0.00 4.52 1.03 1.70 49.29 03:06:01 AM 1 34.31 0.00 3.99 1.66 1.70 58.34 03:07:01 AM all 37.55 0.00 4.08 2.66 1.74 53.97 03:07:01 AM 0 36.06 0.00 4.47 2.16 1.73 55.59 03:07:01 AM 1 39.05 0.00 3.69 3.16 1.76 52.34 03:08:01 AM all 37.18 0.00 3.01 0.57 1.50 57.74 03:08:01 AM 0 54.39 0.00 3.26 0.27 1.86 40.22 03:08:01 AM 1 19.95 0.00 2.76 0.88 1.13 75.27 03:09:01 AM all 39.07 0.00 2.58 0.19 1.76 56.40 03:09:01 AM 0 65.87 0.00 3.55 0.35 2.15 28.08 03:09:01 AM 1 12.42 0.00 1.62 0.03 1.37 84.56 03:10:01 AM all 35.22 0.00 2.78 0.62 1.53 59.84 03:10:01 AM 0 46.50 0.00 3.19 0.85 1.55 47.91 03:10:01 AM 1 23.98 0.00 2.37 0.40 1.51 71.74 03:11:01 AM all 40.20 0.00 3.41 0.43 1.66 54.30 03:11:01 AM 0 58.37 0.00 4.31 0.82 1.95 34.55 03:11:01 AM 1 22.09 0.00 2.50 0.05 1.38 73.98 Average: all 38.94 0.01 4.67 2.71 1.70 51.98 Average: 0 49.68 0.00 5.36 2.62 1.83 40.50 Average: 1 28.20 0.01 3.98 2.79 1.56 63.46