---> uname -a: Linux prd-centos8-builder-2c-4g-5928.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 513 1032 17 2119 2874 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:14:79:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fe14:7981/64 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) 07/16/2026 _x86_64_ (2 CPU) 07:03:40 LINUX RESTART (2 CPU) 07:04:01 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 159.30 81.39 77.91 9246.25 39211.65 07:06:01 AM 69.02 0.20 68.82 29.99 6178.84 07:07:01 AM 56.13 0.62 55.51 67.71 9893.29 07:08:01 AM 30.80 1.02 29.79 25.32 3027.49 07:09:01 AM 17.46 0.27 17.19 41.85 500.35 07:10:01 AM 18.25 0.00 18.25 0.00 675.97 07:11:01 AM 16.74 0.63 16.11 20.79 613.75 07:12:01 AM 17.61 0.47 17.14 48.91 489.94 Average: 48.16 10.57 37.59 1185.06 7573.78 07:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 1515264 3000472 2238412 59.63 2104 1664164 675152 14.06 140964 1848444 47024 07:06:01 AM 1248320 2968524 2505356 66.74 2104 1887708 669936 13.95 144572 2067864 150056 07:07:01 AM 1120328 2958776 2633348 70.15 2104 1997904 653440 13.61 147508 2158096 24284 07:08:01 AM 987540 2904860 2766136 73.69 2104 2076236 700344 14.58 177216 2260148 46092 07:09:01 AM 1037912 2918992 2715764 72.35 2104 2039896 679336 14.15 213612 2173892 8500 07:10:01 AM 1083312 2963228 2670364 71.14 2104 2038932 644420 13.42 213976 2127716 7476 07:11:01 AM 1059304 2939844 2694372 71.78 2104 2039540 666416 13.88 214616 2151248 7476 07:12:01 AM 1060304 2944812 2693372 71.75 2104 2043412 659644 13.74 400092 1964576 9764 Average: 1139036 2949938 2614640 69.66 2104 1973474 668586 13.92 206570 2093998 37584 07:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 213.56 116.64 1061.85 55.37 0.00 0.00 0.00 0.00 07:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 AM eth0 86.22 70.68 897.57 7.78 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 8.41 8.83 17.51 3.56 0.00 0.00 0.00 0.00 07:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:08:01 AM eth0 54.72 41.16 664.24 17.12 0.00 0.00 0.00 0.00 07:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:09:01 AM eth0 12.80 14.28 13.40 5.56 0.00 0.00 0.00 0.00 07:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:01 AM eth0 8.27 10.08 6.75 4.58 0.00 0.00 0.00 0.00 07:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:11:01 AM eth0 12.81 13.33 13.40 4.13 0.00 0.00 0.00 0.00 07:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:12:01 AM eth0 14.91 14.44 15.13 7.56 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 51.46 36.18 336.25 13.21 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) 07/16/2026 _x86_64_ (2 CPU) 07:03:40 LINUX RESTART (2 CPU) 07:04:01 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 41.51 0.02 8.68 6.77 2.95 40.06 07:05:01 AM 0 32.74 0.02 6.19 6.10 2.39 52.57 07:05:01 AM 1 50.30 0.03 11.17 7.43 3.52 27.55 07:06:01 AM all 37.22 0.00 3.96 2.18 1.77 54.87 07:06:01 AM 0 36.52 0.00 3.60 1.41 1.46 57.01 07:06:01 AM 1 37.93 0.00 4.33 2.94 2.07 52.74 07:07:01 AM all 37.23 0.00 4.27 1.74 1.77 55.00 07:07:01 AM 0 28.60 0.00 4.03 1.65 1.48 64.25 07:07:01 AM 1 45.83 0.00 4.51 1.82 2.05 45.78 07:08:01 AM all 39.31 0.00 2.78 0.70 2.57 54.63 07:08:01 AM 0 29.76 0.00 2.54 0.97 2.69 64.04 07:08:01 AM 1 48.94 0.00 3.02 0.43 2.46 45.15 07:09:01 AM all 37.63 0.00 2.74 0.39 1.81 57.43 07:09:01 AM 0 32.96 0.00 2.86 0.23 1.61 62.34 07:09:01 AM 1 42.29 0.00 2.62 0.55 2.00 52.54 07:10:01 AM all 36.02 0.00 2.31 0.25 1.75 59.67 07:10:01 AM 0 12.24 0.00 1.44 0.15 1.46 84.72 07:10:01 AM 1 59.97 0.00 3.18 0.35 2.05 34.44 07:11:01 AM all 34.40 0.00 2.48 0.52 2.16 60.44 07:11:01 AM 0 15.26 0.00 1.25 0.77 2.14 80.58 07:11:01 AM 1 53.74 0.00 3.72 0.27 2.18 40.09 07:12:01 AM all 40.54 0.00 3.31 0.70 1.97 53.48 07:12:01 AM 0 39.36 0.00 3.59 0.75 1.81 54.49 07:12:01 AM 1 41.72 0.00 3.03 0.65 2.14 52.47 Average: all 37.99 0.00 3.81 1.65 2.09 54.45 Average: 0 28.41 0.00 3.18 1.50 1.88 65.02 Average: 1 47.58 0.00 4.45 1.80 2.31 43.86