---> uname -a: Linux prd-centos8-builder-2c-4g-6423.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 487 1062 17 2115 2900 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:4a:41:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.169/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fe4a:419d/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) 07/22/2026 _x86_64_ (2 CPU) 11:03:41 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 185.90 109.50 76.41 11290.90 38996.03 11:06:01 AM 75.49 0.20 75.29 29.99 8309.65 11:07:01 AM 50.12 0.62 49.50 67.71 7581.32 11:08:01 AM 30.09 0.05 30.04 1.33 3035.38 11:09:01 AM 18.89 0.27 18.63 41.85 509.85 11:10:01 AM 13.21 0.00 13.21 0.00 370.49 11:11:01 AM 16.17 0.68 15.49 25.85 523.35 11:12:01 AM 18.12 0.42 17.71 43.84 534.00 Average: 51.00 13.97 37.03 1437.60 7482.02 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 1560896 3043672 2192776 58.42 2104 1661564 642784 13.39 138020 1805048 54312 11:06:01 AM 1268680 2986172 2484992 66.20 2104 1884840 653464 13.61 145628 2039856 83140 11:07:01 AM 1131932 2968116 2621740 69.84 2104 1995548 649460 13.52 148552 2146592 24368 11:08:01 AM 984544 2900008 2769128 73.77 2104 2074556 718700 14.97 178004 2264792 47568 11:09:01 AM 1017860 2933208 2735812 72.88 2104 2074184 685436 14.27 216844 2192328 45952 11:10:01 AM 1110204 2987076 2643468 70.42 2104 2035764 629240 13.10 214268 2102704 7476 11:11:01 AM 1130532 3008192 2623140 69.88 2104 2036552 614456 12.80 378444 1917864 7520 11:12:01 AM 1130304 3013140 2623368 69.89 2104 2041112 610708 12.72 398464 1895912 20976 Average: 1166869 2979948 2586803 68.91 2104 1975515 650531 13.55 227278 2045637 36414 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 229.29 126.54 1064.01 56.70 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 80.04 64.51 891.94 7.05 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 10.26 10.40 22.24 4.03 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 48.38 39.96 659.14 6.74 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 12.30 14.16 13.14 5.84 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 8.63 9.93 7.46 3.83 0.00 0.00 0.00 0.00 11:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 AM eth0 16.22 15.99 17.00 5.89 0.00 0.00 0.00 0.00 11:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 AM eth0 12.13 12.98 9.96 6.29 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 52.15 36.81 335.58 12.05 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) 07/22/2026 _x86_64_ (2 CPU) 11:03:41 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 44.08 0.03 10.33 8.60 2.87 34.09 11:05:01 AM 0 52.45 0.00 12.54 10.14 2.98 21.89 11:05:01 AM 1 35.75 0.07 8.14 7.06 2.76 46.22 11:06:01 AM all 36.55 0.00 4.22 2.51 3.15 53.56 11:06:01 AM 0 47.56 0.00 4.99 2.21 3.18 42.06 11:06:01 AM 1 25.59 0.00 3.46 2.82 3.13 65.00 11:07:01 AM all 38.12 0.00 3.89 0.94 2.89 54.16 11:07:01 AM 0 43.36 0.00 3.15 0.56 2.82 50.11 11:07:01 AM 1 32.90 0.00 4.62 1.32 2.96 58.20 11:08:01 AM all 37.69 0.00 2.24 1.06 2.59 56.41 11:08:01 AM 0 41.05 0.00 2.42 1.22 2.88 52.42 11:08:01 AM 1 34.30 0.00 2.07 0.91 2.30 60.42 11:09:01 AM all 37.17 0.00 2.65 0.49 2.81 56.88 11:09:01 AM 0 41.54 0.00 3.26 0.25 2.71 52.24 11:09:01 AM 1 32.82 0.00 2.04 0.72 2.91 61.50 11:10:01 AM all 32.94 0.00 2.09 0.30 2.83 61.84 11:10:01 AM 0 50.68 0.00 2.67 0.32 2.69 43.64 11:10:01 AM 1 15.46 0.00 1.52 0.28 2.98 79.77 11:11:01 AM all 34.65 0.00 2.59 0.64 2.95 59.16 11:11:01 AM 0 34.91 0.00 1.98 0.75 3.34 59.01 11:11:01 AM 1 34.40 0.00 3.20 0.53 2.56 59.32 11:12:01 AM all 39.75 0.00 3.57 0.45 3.08 53.15 11:12:01 AM 0 66.05 0.00 5.32 0.33 2.87 25.43 11:12:01 AM 1 14.13 0.00 1.85 0.57 3.28 80.17 Average: all 37.61 0.00 3.94 1.86 2.90 53.69 Average: 0 47.15 0.00 4.53 1.96 2.94 43.42 Average: 1 28.12 0.01 3.35 1.77 2.86 63.89