---> uname -a: Linux prd-centos8-builder-2c-4g-7450.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 498 1112 17 2054 2891 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:a1:99:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.173/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85914sec preferred_lft 85914sec inet6 fe80::f816:3eff:fea1:9952/64 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) 02/24/2026 _x86_64_ (2 CPU) 13:03:56 LINUX RESTART (2 CPU) 01:05:01 PM tps rtps wtps bread/s bwrtn/s 01:06:01 PM 55.89 2.43 53.46 237.88 5632.70 01:07:01 PM 67.25 0.45 66.80 52.77 8591.32 01:08:01 PM 32.62 0.08 32.54 1.87 3561.65 01:09:01 PM 19.79 1.23 18.56 65.83 475.78 01:10:01 PM 12.14 0.00 12.14 0.00 335.23 01:11:01 PM 22.07 0.72 21.36 31.05 757.67 01:12:01 PM 18.63 0.38 18.25 38.66 526.78 Average: 32.63 0.76 31.87 61.15 2840.25 01:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:06:01 PM 1381636 3039424 2372048 63.19 2104 1825576 596720 12.43 142280 1938496 144440 01:07:01 PM 1229188 3004712 2524496 67.25 2104 1937000 607516 12.65 147132 2061468 43468 01:08:01 PM 1042124 2900584 2711560 72.24 2104 2019616 715168 14.89 178632 2214520 52516 01:09:01 PM 1069056 2923552 2684628 71.52 2104 2015748 683480 14.23 216572 2149712 45804 01:10:01 PM 1162520 2978768 2591164 69.03 2104 1977440 632704 13.18 214140 2057880 7448 01:11:01 PM 1104716 2922972 2648968 70.57 2104 1979356 686224 14.29 398172 1932928 8472 01:12:01 PM 1099124 2921644 2654560 70.72 2104 1983112 682928 14.22 398112 1937168 21296 Average: 1155481 2955951 2598203 69.22 2104 1962550 657820 13.70 242149 2041739 46206 01:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 PM eth0 71.71 59.32 807.60 5.93 0.00 0.00 0.00 0.00 01:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 PM eth0 32.12 28.87 256.10 6.00 0.00 0.00 0.00 0.00 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 37.97 33.14 636.68 6.48 0.00 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM eth0 20.07 19.76 23.44 16.17 0.00 0.00 0.00 0.00 01:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 PM eth0 12.69 12.91 10.15 5.02 0.00 0.00 0.00 0.00 01:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 PM eth0 15.81 15.18 16.11 7.35 0.00 0.00 0.00 0.00 01:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 PM eth0 11.40 12.28 9.14 5.96 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 28.83 25.92 251.32 7.56 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) 02/24/2026 _x86_64_ (2 CPU) 13:03:56 LINUX RESTART (2 CPU) 01:05:01 PM CPU %user %nice %system %iowait %steal %idle 01:06:01 PM all 37.12 0.00 4.35 1.28 3.85 53.40 01:06:01 PM 0 56.00 0.00 6.28 1.43 3.62 32.67 01:06:01 PM 1 18.53 0.00 2.45 1.13 4.08 73.81 01:07:01 PM all 36.24 0.00 4.55 2.06 2.04 55.11 01:07:01 PM 0 50.30 0.00 5.81 2.00 2.03 39.87 01:07:01 PM 1 22.26 0.00 3.31 2.13 2.05 70.25 01:08:01 PM all 33.92 0.00 2.72 0.76 2.11 60.49 01:08:01 PM 0 55.78 0.00 3.51 0.58 1.85 38.27 01:08:01 PM 1 12.40 0.00 1.94 0.94 2.35 82.37 01:09:01 PM all 34.14 0.00 2.73 0.54 2.61 59.98 01:09:01 PM 0 40.48 0.00 2.51 0.46 2.24 54.30 01:09:01 PM 1 27.87 0.00 2.96 0.61 2.97 65.59 01:10:01 PM all 34.50 0.00 2.77 0.22 2.19 60.31 01:10:01 PM 0 44.79 0.00 3.20 0.33 2.22 49.45 01:10:01 PM 1 24.26 0.00 2.35 0.10 2.17 71.13 01:11:01 PM all 35.87 0.00 3.10 0.92 1.96 58.15 01:11:01 PM 0 51.46 0.00 3.88 0.98 2.11 41.56 01:11:01 PM 1 20.37 0.00 2.33 0.86 1.80 74.64 01:12:01 PM all 39.71 0.00 3.48 0.31 2.18 54.32 01:12:01 PM 0 47.43 0.00 3.52 0.51 2.49 46.04 01:12:01 PM 1 31.97 0.00 3.45 0.10 1.86 62.63 Average: all 35.93 0.00 3.39 0.87 2.42 57.39 Average: 0 49.47 0.00 4.10 0.90 2.37 43.16 Average: 1 22.50 0.00 2.68 0.84 2.47 71.50