---> uname -a: Linux prd-centos8-builder-2c-4g-6536.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 490 1056 17 2119 2898 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:6d:a3:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.178/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85894sec preferred_lft 85894sec inet6 fe80::f816:3eff:fe6d:a389/64 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) 07/23/2026 _x86_64_ (2 CPU) 23:03:53 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 59.27 0.38 58.89 34.13 5665.79 11:07:01 PM 68.91 0.58 68.33 67.18 11003.55 11:08:01 PM 24.46 0.08 24.38 1.87 2553.99 11:09:01 PM 20.86 0.27 20.59 41.85 793.37 11:10:01 PM 15.26 0.00 15.26 0.00 381.29 11:11:01 PM 14.79 0.65 14.14 21.32 535.58 11:12:01 PM 18.66 0.45 18.21 48.39 538.16 Average: 31.75 0.35 31.40 30.68 3067.34 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1286904 3001808 2466780 65.72 2104 1882244 637332 13.27 145760 2029720 179192 11:07:01 PM 1154492 2993720 2599192 69.24 2104 1998580 611820 12.74 148752 2125060 24280 11:08:01 PM 1002360 2920688 2751324 73.30 2104 2077196 682964 14.22 177544 2246840 54652 11:09:01 PM 1055336 2936440 2698348 71.89 2104 2039868 675892 14.07 213588 2158012 8488 11:10:01 PM 1103536 2983872 2650148 70.60 2104 2038900 626144 13.04 213936 2108912 7480 11:11:01 PM 1082148 2963156 2671536 71.17 2104 2039528 644928 13.43 215124 2129360 7480 11:12:01 PM 1069216 2955584 2684468 71.52 2104 2044300 651028 13.56 398680 1955660 20988 Average: 1107713 2965038 2645971 70.49 2104 2017231 647158 13.48 216198 2107652 43223 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 87.95 72.54 986.86 7.74 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 19.28 18.06 75.09 4.30 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 47.58 39.13 657.65 7.10 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 12.18 13.31 12.81 5.32 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 8.93 10.31 7.36 4.48 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 14.44 14.21 15.16 4.62 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 14.51 13.96 12.55 11.71 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 29.27 25.93 252.47 6.47 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) 07/23/2026 _x86_64_ (2 CPU) 23:03:53 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 37.98 0.00 4.12 1.09 2.43 54.37 11:06:01 PM 0 61.64 0.00 5.97 0.82 2.43 29.15 11:06:01 PM 1 14.62 0.00 2.30 1.36 2.43 79.28 11:07:01 PM all 38.47 0.00 4.05 2.91 2.29 52.29 11:07:01 PM 0 47.09 0.00 3.96 2.31 2.39 44.25 11:07:01 PM 1 29.85 0.00 4.13 3.50 2.18 60.34 11:08:01 PM all 37.72 0.00 2.18 0.25 1.99 57.86 11:08:01 PM 0 48.11 0.00 2.89 0.22 2.11 46.67 11:08:01 PM 1 27.37 0.00 1.47 0.28 1.87 69.01 11:09:01 PM all 37.95 0.00 2.56 0.71 2.21 56.56 11:09:01 PM 0 42.68 0.00 2.51 0.81 2.22 51.78 11:09:01 PM 1 33.23 0.00 2.61 0.61 2.21 61.34 11:10:01 PM all 33.90 0.00 1.98 0.27 1.93 61.93 11:10:01 PM 0 39.58 0.00 2.22 0.17 2.12 55.91 11:10:01 PM 1 28.22 0.00 1.74 0.36 1.74 67.94 11:11:01 PM all 34.53 0.00 2.28 0.15 1.84 61.19 11:11:01 PM 0 37.25 0.00 2.10 0.13 2.09 58.43 11:11:01 PM 1 31.81 0.00 2.46 0.17 1.60 63.97 11:12:01 PM all 40.62 0.00 3.56 0.22 2.29 53.32 11:12:01 PM 0 60.79 0.00 4.82 0.37 2.53 31.49 11:12:01 PM 1 20.66 0.00 2.31 0.07 2.05 74.92 Average: all 37.31 0.00 2.96 0.80 2.14 56.78 Average: 0 48.14 0.00 3.49 0.69 2.27 45.40 Average: 1 26.52 0.00 2.43 0.91 2.01 68.13