---> uname -a: Linux prd-centos8-builder-2c-4g-2993.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 507 1114 17 2043 2882 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:17:42:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.194/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85911sec preferred_lft 85911sec inet6 fe80::f816:3eff:fe17:4254/64 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) 01/11/2026 _x86_64_ (2 CPU) 04:03:48 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 228.91 155.95 72.96 14249.73 37897.34 04:06:01 AM 63.96 0.32 63.65 9.73 5999.10 04:07:01 AM 70.73 0.48 70.24 53.32 10042.52 04:08:01 AM 24.62 0.25 24.37 40.11 1568.28 04:09:01 AM 18.28 0.07 18.21 3.07 467.44 04:10:01 AM 15.73 0.00 15.73 0.00 634.00 04:11:01 AM 19.67 0.90 18.77 46.37 544.00 04:12:01 AM 19.88 0.20 19.68 23.33 690.20 Average: 57.73 19.78 37.95 1803.87 7231.88 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1560688 3028736 2192988 58.42 2104 1646932 632088 13.16 135564 1806648 68344 04:06:01 AM 1305664 3001332 2448012 65.22 2104 1863124 628364 13.08 144488 2012172 164836 04:07:01 AM 1091104 2929512 2662572 70.93 2104 1999724 678700 14.13 150708 2191744 59796 04:08:01 AM 1175696 2982660 2577980 68.68 2104 1967640 612688 12.76 172508 2085052 10068 04:09:01 AM 1202516 3008208 2551160 67.96 2104 1966524 594008 12.37 207376 2023884 8856 04:10:01 AM 1181760 2987004 2571916 68.52 2104 1966052 614024 12.79 208148 2042040 8448 04:11:01 AM 1176532 2982332 2577144 68.66 2104 1966500 615612 12.82 392216 1864952 7520 04:12:01 AM 1150508 2961504 2603168 69.35 2104 1971300 635620 13.24 400664 1882084 21692 Average: 1230558 2985161 2523118 67.22 2104 1918474 626388 13.04 226459 1988572 43695 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 219.55 125.43 920.93 56.28 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 69.16 58.00 868.78 6.55 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 54.63 45.83 644.55 7.61 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 10.28 12.03 11.89 4.48 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 10.65 13.10 8.19 5.90 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 12.49 13.24 10.59 4.17 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 15.92 14.32 16.19 7.84 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 8.46 10.38 6.31 11.35 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 50.15 36.55 310.95 13.02 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) 01/11/2026 _x86_64_ (2 CPU) 04:03:48 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 46.11 0.06 13.35 11.57 1.79 27.12 04:05:01 AM 0 54.16 0.03 15.96 12.69 1.91 15.25 04:05:01 AM 1 38.05 0.08 10.74 10.45 1.68 38.99 04:06:01 AM all 39.49 0.00 4.33 1.31 1.33 53.53 04:06:01 AM 0 26.21 0.00 2.98 1.56 1.08 68.17 04:06:01 AM 1 52.80 0.00 5.68 1.07 1.58 38.87 04:07:01 AM all 38.84 0.00 4.19 2.72 1.25 53.00 04:07:01 AM 0 31.55 0.00 4.41 3.67 1.08 59.29 04:07:01 AM 1 46.11 0.00 3.98 1.76 1.41 46.74 04:08:01 AM all 38.34 0.00 2.96 0.60 1.28 56.83 04:08:01 AM 0 20.39 0.00 2.25 0.52 0.93 75.92 04:08:01 AM 1 56.31 0.00 3.67 0.68 1.62 37.71 04:09:01 AM all 39.84 0.00 2.69 0.18 1.30 55.98 04:09:01 AM 0 25.89 0.00 2.43 0.20 1.02 70.46 04:09:01 AM 1 53.82 0.00 2.95 0.17 1.59 41.47 04:10:01 AM all 35.19 0.00 2.77 0.22 1.14 60.67 04:10:01 AM 0 24.33 0.00 2.65 0.30 0.92 71.80 04:10:01 AM 1 46.04 0.00 2.90 0.15 1.37 49.55 04:11:01 AM all 40.10 0.00 2.98 0.58 1.33 55.01 04:11:01 AM 0 26.77 0.00 2.43 0.48 1.17 69.15 04:11:01 AM 1 53.49 0.00 3.53 0.69 1.49 40.81 04:12:01 AM all 42.17 0.00 3.15 0.38 1.32 52.99 04:12:01 AM 0 31.26 0.00 2.93 0.40 1.10 64.31 04:12:01 AM 1 53.08 0.00 3.37 0.37 1.53 41.65 Average: all 40.01 0.01 4.55 2.19 1.34 51.91 Average: 0 30.05 0.00 4.49 2.47 1.15 61.83 Average: 1 49.97 0.01 4.60 1.91 1.53 41.98