---> uname -a: Linux prd-centos8-builder-2c-4g-7433.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 531 957 17 2177 2857 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:7b:b4:f6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.2/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:fe7b:b4f6/64 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) 08/04/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:03 AM 259.62 187.53 72.09 15055.81 37980.19 12:06:01 AM 64.98 0.40 64.58 35.30 6330.68 12:07:01 AM 64.35 1.22 63.14 234.28 11090.42 12:08:01 AM 27.72 0.10 27.62 2.00 4533.49 12:09:01 AM 21.40 0.23 21.17 34.11 823.88 12:10:01 AM 18.01 0.00 18.01 0.00 631.62 12:11:01 AM 15.29 0.00 15.29 0.00 571.29 12:12:01 AM 16.06 1.10 14.96 69.70 461.87 Average: 60.92 23.93 36.99 1937.64 7810.78 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:03 AM 1538180 3019104 2215496 59.02 2104 1659852 672484 14.00 140560 1826224 81384 12:06:01 AM 1286904 3000620 2466772 65.72 2104 1881252 655020 13.64 145900 2030872 179272 12:07:01 AM 1081636 2980388 2672040 71.18 2104 2058216 667740 13.90 149468 2196564 79856 12:08:01 AM 926868 2903984 2826808 75.31 2104 2135984 719224 14.98 178396 2322624 55844 12:09:01 AM 974280 2914848 2779396 74.04 2104 2099416 706544 14.71 214964 2237928 8488 12:10:01 AM 1045968 2985524 2707708 72.13 2104 2098448 633944 13.20 215036 2165928 7484 12:11:01 AM 883508 2862512 2870168 76.46 2104 2137860 750396 15.63 218948 2325168 46932 12:12:01 AM 1049176 2991220 2704500 72.05 2104 2100688 618052 12.87 407960 1969584 7504 Average: 1098315 2957275 2655361 70.74 2104 2021464 677926 14.12 208904 2134362 58346 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:03 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:03 AM eth0 222.01 117.67 983.51 55.50 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 81.90 68.29 999.21 7.48 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 62.82 55.11 444.97 7.05 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 48.37 40.59 659.34 7.04 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 12.59 13.87 13.03 5.39 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 7.68 9.53 6.08 4.36 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.61 13.04 11.18 4.04 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 17.22 14.93 17.60 7.10 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 58.06 41.52 389.33 12.27 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) 08/04/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:03 AM all 44.21 0.08 14.50 11.62 1.81 27.78 12:05:03 AM 0 53.80 0.08 16.92 11.15 1.99 16.05 12:05:03 AM 1 34.56 0.08 12.06 12.09 1.63 39.58 12:06:01 AM all 38.12 0.00 4.39 1.21 1.34 54.94 12:06:01 AM 0 45.65 0.00 5.51 1.05 1.50 46.29 12:06:01 AM 1 30.58 0.00 3.26 1.36 1.19 63.61 12:07:01 AM all 38.36 0.00 4.45 2.04 1.20 53.95 12:07:01 AM 0 48.17 0.00 4.52 1.38 1.42 44.52 12:07:01 AM 1 28.54 0.00 4.37 2.70 0.99 63.40 12:08:01 AM all 38.14 0.00 2.40 0.77 1.53 57.16 12:08:01 AM 0 49.45 0.00 2.84 0.52 1.35 45.85 12:08:01 AM 1 26.91 0.00 1.97 1.01 1.71 68.40 12:09:01 AM all 38.36 0.00 2.78 0.47 1.37 57.03 12:09:01 AM 0 40.95 0.00 2.71 0.47 1.30 54.57 12:09:01 AM 1 35.76 0.00 2.85 0.47 1.43 59.50 12:10:01 AM all 36.27 0.00 2.15 0.28 1.55 59.75 12:10:01 AM 0 47.75 0.00 2.41 0.33 1.63 47.87 12:10:01 AM 1 24.80 0.00 1.89 0.23 1.46 71.61 12:11:01 AM all 33.80 0.00 2.56 0.52 1.27 61.85 12:11:01 AM 0 36.91 0.00 2.50 0.62 1.12 58.86 12:11:01 AM 1 30.70 0.00 2.63 0.42 1.43 64.83 12:12:01 AM all 36.58 0.00 3.15 0.38 1.29 58.60 12:12:01 AM 0 41.03 0.00 3.59 0.65 1.46 53.26 12:12:01 AM 1 32.11 0.00 2.70 0.12 1.12 63.96 Average: all 37.97 0.01 4.54 2.16 1.42 53.90 Average: 0 45.46 0.01 5.12 2.02 1.47 45.92 Average: 1 30.48 0.01 3.96 2.29 1.37 61.89