---> uname -a: Linux prd-centos8-builder-2c-4g-2646.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 505 1103 17 2056 2884 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:2a:79:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.201/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe2a:7917/64 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) 01/07/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 255.79 183.18 72.61 14973.65 38012.16 05:06:01 AM 55.50 0.32 55.18 9.73 5339.35 05:07:01 AM 69.63 0.45 69.18 52.78 9084.77 05:08:01 AM 36.62 0.08 36.54 1.87 4291.40 05:09:01 AM 19.63 0.27 19.36 41.86 543.04 05:10:01 AM 15.38 0.00 15.38 0.00 631.70 05:11:01 AM 19.17 0.72 18.45 31.05 512.81 05:12:01 AM 19.11 0.38 18.73 38.65 545.47 Average: 61.35 23.18 38.18 1893.89 7370.44 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 1556456 3028788 2197220 58.54 2104 1651780 636936 13.26 138668 1810860 73280 05:06:01 AM 1322084 3011136 2431592 64.78 2104 1856436 613780 12.78 145452 1993984 164868 05:07:01 AM 1175624 2942128 2578052 68.68 2104 1927820 655596 13.65 148584 2109360 23448 05:08:01 AM 1162840 2980988 2590836 69.02 2104 1978624 614752 12.80 172080 2097192 8856 05:09:01 AM 1015136 2874196 2738540 72.96 2104 2019800 721740 15.03 211432 2205068 48732 05:10:01 AM 1155840 2975120 2597836 69.21 2104 1979884 624332 13.00 208124 2067296 4 05:11:01 AM 1083064 2903040 2670612 71.15 2104 1980560 695728 14.49 392080 1957884 8684 05:12:01 AM 1102440 2926456 2651236 70.63 2104 1984316 672524 14.00 391888 1938576 21440 Average: 1196686 2955232 2556990 68.12 2104 1922402 654424 13.63 226038 2022528 43664 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 225.54 124.74 981.01 56.46 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 70.16 59.28 813.64 6.38 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 18.31 18.14 105.91 5.36 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 53.32 41.02 830.61 6.51 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 13.00 14.91 13.31 6.19 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 11.43 12.03 9.53 3.81 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 16.69 15.92 15.51 7.25 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 11.10 12.11 9.03 5.85 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 52.44 37.27 347.32 12.23 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) 01/07/2026 _x86_64_ (2 CPU) 05:03:51 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 44.46 0.06 14.04 13.03 2.06 26.35 05:05:01 AM 0 38.10 0.03 14.73 11.64 1.97 33.52 05:05:01 AM 1 50.85 0.08 13.35 14.42 2.15 19.15 05:06:01 AM all 39.20 0.00 4.25 0.81 1.51 54.24 05:06:01 AM 0 18.68 0.00 2.16 1.06 1.13 76.96 05:06:01 AM 1 59.78 0.00 6.35 0.55 1.88 31.44 05:07:01 AM all 38.12 0.00 3.85 1.90 1.44 54.69 05:07:01 AM 0 22.26 0.00 2.86 2.00 1.21 71.67 05:07:01 AM 1 54.05 0.00 4.84 1.80 1.67 37.64 05:08:01 AM all 38.19 0.00 3.12 1.13 1.58 55.98 05:08:01 AM 0 7.26 0.00 1.95 0.86 1.19 88.73 05:08:01 AM 1 69.39 0.00 4.31 1.40 1.97 22.93 05:09:01 AM all 38.05 0.00 2.37 0.53 1.33 57.71 05:09:01 AM 0 20.28 0.00 2.05 0.53 0.90 76.24 05:09:01 AM 1 55.83 0.00 2.70 0.53 1.76 39.17 05:10:01 AM all 35.40 0.00 2.55 0.27 1.35 60.43 05:10:01 AM 0 31.07 0.00 2.44 0.30 1.23 64.96 05:10:01 AM 1 39.74 0.00 2.66 0.23 1.48 55.90 05:11:01 AM all 38.76 0.00 2.76 0.71 1.33 56.44 05:11:01 AM 0 42.82 0.00 2.59 0.70 1.38 52.52 05:11:01 AM 1 34.70 0.00 2.92 0.73 1.28 60.37 05:12:01 AM all 41.52 0.00 3.37 0.42 1.26 53.42 05:12:01 AM 0 25.42 0.00 2.91 0.56 1.00 70.12 05:12:01 AM 1 57.63 0.00 3.84 0.28 1.53 36.72 Average: all 39.21 0.01 4.53 2.34 1.48 52.43 Average: 0 25.72 0.00 3.95 2.20 1.25 66.88 Average: 1 52.73 0.01 5.11 2.48 1.71 37.95