---> uname -a: Linux prd-centos8-builder-2c-4g-7535.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 500 1115 17 2049 2890 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:eb:68:db brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.194/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85918sec preferred_lft 85918sec inet6 fe80::f816:3eff:feeb:68db/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) 02/25/2026 _x86_64_ (2 CPU) 17:03:51 LINUX RESTART (2 CPU) 05:04:02 PM tps rtps wtps bread/s bwrtn/s 05:05:01 PM 255.40 186.45 68.95 15306.17 38307.11 05:06:01 PM 50.08 0.32 49.77 9.73 5493.89 05:07:01 PM 72.40 0.45 71.95 52.79 9594.48 05:08:01 PM 30.81 0.08 30.72 1.87 2982.59 05:09:01 PM 19.95 0.27 19.68 41.86 528.13 05:10:01 PM 13.93 0.00 13.93 0.00 541.99 05:11:01 PM 20.15 0.90 19.25 46.36 556.49 Average: 65.66 26.55 39.11 2177.72 8215.80 05:04:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 PM 1606852 3058536 2146832 57.19 2104 1631432 605208 12.60 136168 1765232 63816 05:06:01 PM 1376976 3033140 2376708 63.32 2104 1823844 598440 12.46 143696 1942928 144508 05:07:01 PM 1210624 2982820 2543060 67.75 2104 1933940 622540 12.96 147548 2077740 23148 05:08:01 PM 1164888 2976076 2588796 68.97 2104 1972400 628560 13.09 174536 2095508 8356 05:09:01 PM 1166760 2979276 2586924 68.92 2104 1973656 629756 13.11 212240 2056496 7444 05:10:01 PM 1209368 3021900 2544316 67.78 2104 1973660 583544 12.15 213768 2011496 24 05:11:01 PM 1196168 3010296 2557516 68.13 2104 1975060 593124 12.35 397868 1841024 7520 Average: 1275948 3008863 2477736 66.01 2104 1897713 608739 12.68 203689 1970061 36402 05:04:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 PM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 225.95 116.99 862.86 56.46 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 68.03 58.70 799.42 5.93 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 27.13 24.61 236.04 5.77 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 43.10 37.15 639.14 6.72 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 11.88 14.10 12.06 6.11 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 13.85 14.03 11.72 4.48 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 18.97 16.62 16.31 12.75 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 58.02 40.13 367.05 13.93 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) 02/25/2026 _x86_64_ (2 CPU) 17:03:51 LINUX RESTART (2 CPU) 05:04:02 PM CPU %user %nice %system %iowait %steal %idle 05:05:01 PM all 43.22 0.09 15.69 12.50 2.63 25.86 05:05:01 PM 0 46.76 0.07 17.46 13.01 2.55 20.15 05:05:01 PM 1 39.70 0.12 13.93 11.99 2.70 31.56 05:06:01 PM all 36.27 0.00 4.22 1.38 2.62 55.51 05:06:01 PM 0 48.63 0.00 5.66 1.60 2.66 41.45 05:06:01 PM 1 23.95 0.00 2.78 1.17 2.58 69.52 05:07:01 PM all 36.87 0.00 4.42 2.39 2.40 53.92 05:07:01 PM 0 45.91 0.00 5.10 1.75 2.49 44.74 05:07:01 PM 1 27.85 0.00 3.73 3.02 2.31 63.09 05:08:01 PM all 36.11 0.00 2.75 0.82 2.48 57.84 05:08:01 PM 0 46.11 0.00 2.59 0.84 2.71 47.76 05:08:01 PM 1 26.11 0.00 2.91 0.79 2.26 67.93 05:09:01 PM all 38.76 0.00 2.82 0.57 2.46 55.38 05:09:01 PM 0 51.50 0.00 2.82 0.35 2.59 42.74 05:09:01 PM 1 26.05 0.00 2.82 0.79 2.34 68.01 05:10:01 PM all 32.91 0.00 2.84 0.34 2.13 61.78 05:10:01 PM 0 42.57 0.00 3.22 0.15 2.19 51.87 05:10:01 PM 1 23.30 0.00 2.46 0.53 2.06 71.65 05:11:01 PM all 38.88 0.00 3.11 0.72 2.54 54.75 05:11:01 PM 0 61.09 0.00 4.52 0.45 2.53 31.41 05:11:01 PM 1 16.88 0.00 1.72 0.98 2.56 77.86 Average: all 37.55 0.01 5.07 2.63 2.47 52.26 Average: 0 48.95 0.01 5.86 2.55 2.53 40.10 Average: 1 26.20 0.02 4.29 2.71 2.40 64.38