---> uname -a: Linux prd-centos8-builder-2c-4g-1356.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 497 1125 17 2042 2893 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:23:72:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.62/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85913sec preferred_lft 85913sec inet6 fe80::f816:3eff:fe23:7206/64 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) 04/25/2026 _x86_64_ (2 CPU) 08:03:58 LINUX RESTART (2 CPU) 08:05:01 AM tps rtps wtps bread/s bwrtn/s 08:06:01 AM 60.76 0.50 60.26 13.86 6082.99 08:07:01 AM 69.74 2.20 67.54 109.30 8898.78 08:08:01 AM 26.78 0.05 26.73 1.33 2787.25 08:09:01 AM 18.64 0.27 18.38 41.85 507.00 08:10:01 AM 13.14 0.00 13.14 0.00 522.71 08:11:01 AM 18.59 0.72 17.88 31.06 518.41 08:12:01 AM 18.31 0.38 17.92 38.65 535.65 Average: 32.28 0.59 31.69 33.72 2836.00 08:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:06:01 AM 1337892 3004624 2415784 64.36 2104 1834888 633076 13.18 145528 1981000 146012 08:07:01 AM 1189604 2954236 2564072 68.31 2104 1926392 653176 13.60 147636 2099680 23140 08:08:01 AM 1174412 2978144 2579264 68.71 2104 1964864 629944 13.12 172232 2089552 8380 08:09:01 AM 1176064 2980976 2577612 68.67 2104 1966120 625284 13.02 210292 2049352 7468 08:10:01 AM 1174588 2979552 2579088 68.71 2104 1966120 643408 13.40 211224 2049736 16 08:11:01 AM 1086932 2900840 2666744 71.04 2104 1974936 704436 14.67 396180 1951560 15400 08:12:01 AM 1128276 2939424 2625400 69.94 2104 1971772 665736 13.86 395204 1912844 21328 Average: 1181110 2962542 2572566 68.53 2104 1943585 650723 13.55 239757 2019103 31678 08:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 74.58 60.71 928.28 6.53 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 18.68 17.06 151.49 5.10 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 45.71 37.74 640.48 6.45 0.00 0.00 0.00 0.00 08:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:09:01 AM eth0 11.31 13.53 10.06 5.98 0.00 0.00 0.00 0.00 08:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:01 AM eth0 12.14 12.59 10.73 3.88 0.00 0.00 0.00 0.00 08:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:11:01 AM eth0 14.58 14.06 14.18 10.93 0.00 0.00 0.00 0.00 08:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:12:01 AM eth0 11.38 11.91 9.82 5.74 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 26.91 23.94 252.13 6.38 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) 04/25/2026 _x86_64_ (2 CPU) 08:03:58 LINUX RESTART (2 CPU) 08:05:01 AM CPU %user %nice %system %iowait %steal %idle 08:06:01 AM all 37.78 0.00 4.32 1.34 1.93 54.62 08:06:01 AM 0 52.13 0.00 5.48 1.56 2.13 38.70 08:06:01 AM 1 23.50 0.00 3.17 1.12 1.74 70.46 08:07:01 AM all 36.58 0.00 4.22 3.30 2.29 53.62 08:07:01 AM 0 48.56 0.00 5.05 3.67 2.16 40.55 08:07:01 AM 1 24.67 0.00 3.39 2.92 2.41 66.61 08:08:01 AM all 35.38 0.00 2.82 0.96 1.96 58.88 08:08:01 AM 0 56.45 0.00 3.86 0.88 2.08 36.73 08:08:01 AM 1 14.44 0.00 1.78 1.04 1.85 80.89 08:09:01 AM all 39.12 0.00 2.58 0.45 1.92 55.93 08:09:01 AM 0 45.54 0.00 3.51 0.46 2.11 48.38 08:09:01 AM 1 32.71 0.00 1.64 0.43 1.74 63.48 08:10:01 AM all 33.36 0.00 2.74 0.17 2.29 61.45 08:10:01 AM 0 39.11 0.00 2.71 0.25 2.46 55.48 08:10:01 AM 1 27.60 0.00 2.78 0.08 2.12 67.43 08:11:01 AM all 38.75 0.00 2.87 0.33 2.95 55.10 08:11:01 AM 0 64.68 0.00 4.07 0.30 2.52 28.43 08:11:01 AM 1 13.38 0.00 1.71 0.36 3.36 81.19 08:12:01 AM all 39.99 0.00 3.53 0.46 2.97 53.05 08:12:01 AM 0 56.12 0.00 5.12 0.25 2.73 35.78 08:12:01 AM 1 24.07 0.00 1.96 0.67 3.20 70.09 Average: all 37.28 0.00 3.30 1.00 2.33 56.09 Average: 0 51.79 0.00 4.26 1.05 2.31 40.59 Average: 1 22.89 0.00 2.34 0.95 2.35 71.47