---> uname -a: Linux prd-centos8-builder-2c-4g-4522.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 518 1031 17 2115 2869 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:8e:84:7c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.154/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:fe8e:847c/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) 06/28/2026 _x86_64_ (2 CPU) 15:03:42 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:01 PM 180.79 102.95 77.84 10761.75 39239.45 03:06:01 PM 73.30 0.13 73.16 5.60 8070.15 03:07:01 PM 52.98 2.13 50.85 84.91 7718.86 03:08:02 PM 28.71 0.05 28.66 1.33 2984.59 03:09:01 PM 19.48 0.27 19.21 42.56 507.18 03:10:01 PM 12.61 0.00 12.61 0.00 349.79 03:11:01 PM 19.18 0.72 18.47 31.04 822.63 03:12:01 PM 20.40 0.38 20.01 38.66 759.36 Average: 51.00 13.36 37.64 1373.39 7570.79 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 PM 1518428 3008232 2235248 59.55 2104 1668496 629536 13.11 142020 1843116 51276 03:06:01 PM 1229004 2946796 2524672 67.26 2104 1885216 658516 13.71 145484 2082276 86152 03:07:01 PM 1089832 2925404 2663844 70.97 2104 1994988 652564 13.59 148884 2189488 24368 03:08:02 PM 991340 2866504 2762336 73.59 2104 2034028 716808 14.93 174572 2259984 8476 03:09:01 PM 982852 2898528 2770824 73.82 2104 2074608 680788 14.18 217092 2228032 46936 03:10:01 PM 1131428 3007972 2622248 69.86 2104 2035196 577300 12.02 214776 2082112 7468 03:11:01 PM 1103204 2980640 2650472 70.61 2104 2036100 597152 12.43 398920 1924764 7508 03:12:01 PM 1050352 2932736 2703324 72.02 2104 2040540 652776 13.59 398696 1975048 20964 Average: 1137055 2945852 2616621 69.71 2104 1971146 645680 13.45 230056 2073102 31644 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 PM eth0 211.60 119.68 1067.30 56.12 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 81.39 67.73 873.14 7.44 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 7.61 8.53 9.27 3.77 0.00 0.00 0.00 0.00 03:08:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:02 PM eth0 42.39 34.59 655.45 6.27 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 13.47 15.49 13.99 6.26 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 10.63 11.36 9.29 3.93 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 14.25 13.51 15.76 5.86 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 10.61 12.25 9.22 12.23 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 49.07 35.43 332.33 12.75 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) 06/28/2026 _x86_64_ (2 CPU) 15:03:42 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:01 PM all 46.56 0.03 9.56 8.30 2.14 33.42 03:05:01 PM 0 48.03 0.00 10.97 7.74 2.12 31.14 03:05:01 PM 1 45.09 0.05 8.14 8.86 2.16 35.70 03:06:01 PM all 38.30 0.00 4.32 2.06 1.71 53.62 03:06:01 PM 0 58.32 0.00 5.55 1.23 1.93 32.96 03:06:01 PM 1 18.38 0.00 3.09 2.87 1.48 74.19 03:07:01 PM all 39.64 0.00 4.22 1.70 1.84 52.60 03:07:01 PM 0 54.56 0.00 5.04 0.83 2.08 37.49 03:07:01 PM 1 24.76 0.00 3.40 2.56 1.61 67.67 03:08:02 PM all 37.66 0.00 2.50 0.90 1.89 57.05 03:08:02 PM 0 65.45 0.00 3.60 0.67 2.20 28.09 03:08:02 PM 1 10.08 0.00 1.40 1.14 1.59 85.79 03:09:01 PM all 38.01 0.00 2.68 0.46 1.69 57.16 03:09:01 PM 0 47.41 0.00 2.86 0.20 1.89 47.63 03:09:01 PM 1 28.61 0.00 2.50 0.71 1.49 66.69 03:10:01 PM all 36.56 0.00 2.48 0.29 1.68 58.99 03:10:01 PM 0 48.88 0.00 2.69 0.12 1.99 46.33 03:10:01 PM 1 24.21 0.00 2.28 0.47 1.36 71.68 03:11:01 PM all 36.93 0.00 3.29 0.32 1.54 57.92 03:11:01 PM 0 55.97 0.00 4.83 0.22 1.80 37.18 03:11:01 PM 1 18.01 0.00 1.76 0.43 1.28 78.52 03:12:01 PM all 37.35 0.00 2.99 0.38 1.48 57.79 03:12:01 PM 0 43.71 0.00 3.55 0.12 1.68 50.94 03:12:01 PM 1 30.99 0.00 2.43 0.65 1.28 64.65 Average: all 38.87 0.00 4.00 1.80 1.75 53.58 Average: 0 52.80 0.00 4.88 1.39 1.96 38.96 Average: 1 24.98 0.01 3.12 2.21 1.53 68.15