---> uname -a: Linux prd-centos8-builder-2c-4g-6250.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 522 1024 17 2118 2866 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:26:97:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.176/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85891sec preferred_lft 85891sec inet6 fe80::f816:3eff:fe26:9749/64 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) 07/19/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 61.18 0.38 60.80 34.12 5746.85 11:07:01 PM 65.44 0.62 64.83 67.71 10793.42 11:08:01 PM 27.04 0.05 26.99 1.33 2891.39 11:09:01 PM 18.16 0.27 17.90 41.86 509.02 11:10:01 PM 17.09 0.00 17.09 0.00 606.45 11:11:01 PM 16.64 0.72 15.92 31.05 592.80 11:12:01 PM 18.71 0.38 18.33 38.65 530.64 Average: 32.04 0.35 31.69 30.67 3095.68 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1241056 2960048 2512620 66.94 2104 1886408 671268 13.98 144832 2075676 181076 11:07:01 PM 1097112 2936232 2656564 70.77 2104 1998492 659160 13.73 147992 2182092 24284 11:08:01 PM 959668 2877764 2794008 74.43 2104 2077096 725516 15.11 177092 2289288 47064 11:09:01 PM 996936 2904560 2756740 73.44 2104 2066652 692964 14.43 215520 2214444 35376 11:10:01 PM 1104708 2984720 2648968 70.57 2104 2038796 617036 12.85 213908 2107472 7476 11:11:01 PM 1118272 2999268 2635404 70.21 2104 2039844 602088 12.54 398000 1908768 7620 11:12:01 PM 1029488 2924892 2724188 72.57 2104 2053780 679044 14.14 401444 1992844 21632 Average: 1078177 2941069 2675499 71.28 2104 2023010 663868 13.82 242684 2110083 46361 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 91.69 77.62 1022.01 8.18 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 14.33 14.13 36.72 4.40 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 43.79 36.44 657.00 6.48 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 12.75 14.11 13.10 5.65 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 9.30 10.63 7.89 4.26 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 17.84 16.32 17.52 11.06 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 10.43 10.95 9.92 5.52 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 28.59 25.74 252.01 6.51 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) 07/19/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 38.22 0.00 4.13 1.26 1.59 54.81 11:06:01 PM 0 30.29 0.00 4.15 1.90 1.50 62.16 11:06:01 PM 1 46.14 0.00 4.11 0.62 1.68 47.44 11:07:01 PM all 38.61 0.00 3.95 1.96 1.74 53.74 11:07:01 PM 0 21.59 0.00 2.33 1.84 1.62 72.62 11:07:01 PM 1 55.75 0.00 5.59 2.08 1.87 34.71 11:08:01 PM all 38.30 0.00 2.44 0.51 1.53 57.23 11:08:01 PM 0 30.06 0.00 2.24 0.35 1.44 65.90 11:08:01 PM 1 46.54 0.00 2.64 0.66 1.61 48.54 11:09:01 PM all 37.46 0.00 2.49 0.38 1.19 58.48 11:09:01 PM 0 35.69 0.00 2.55 0.20 1.15 60.41 11:09:01 PM 1 39.24 0.00 2.43 0.57 1.23 56.54 11:10:01 PM all 33.98 0.00 2.10 0.30 1.11 62.52 11:10:01 PM 0 25.25 0.00 1.66 0.05 0.98 72.05 11:10:01 PM 1 42.69 0.00 2.53 0.55 1.23 53.00 11:11:01 PM all 34.28 0.00 2.59 0.37 1.18 61.57 11:11:01 PM 0 14.46 0.00 2.08 0.55 0.73 82.18 11:11:01 PM 1 54.05 0.00 3.11 0.20 1.63 41.02 11:12:01 PM all 37.36 0.00 2.89 0.47 1.26 58.02 11:12:01 PM 0 29.29 0.00 2.61 0.63 1.16 66.31 11:12:01 PM 1 45.46 0.00 3.17 0.32 1.35 49.71 Average: all 36.89 0.00 2.94 0.75 1.37 58.05 Average: 0 26.66 0.00 2.52 0.79 1.23 68.81 Average: 1 47.12 0.00 3.37 0.71 1.51 47.28