---> uname -a: Linux prd-centos8-builder-2c-4g-6512.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 488 1058 17 2118 2899 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:99:3d:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.248/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85856sec preferred_lft 85856sec inet6 fe80::f816:3eff:fe99:3d17/64 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) 14:03:41 LINUX RESTART (2 CPU) 02:04:01 PM tps rtps wtps bread/s bwrtn/s 02:05:01 PM 177.79 100.95 76.84 11153.49 38393.64 02:06:01 PM 66.73 0.20 66.53 29.99 6852.62 02:07:01 PM 53.37 0.58 52.79 67.17 9705.06 02:08:01 PM 29.31 0.08 29.23 1.87 2982.66 02:09:01 PM 17.28 0.27 17.01 41.86 489.20 02:10:01 PM 15.76 0.00 15.76 0.00 387.04 02:11:01 PM 15.94 0.00 15.94 0.00 600.93 02:12:01 PM 19.40 0.90 18.50 46.37 838.17 Average: 49.45 12.87 36.58 1417.62 7531.24 02:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 PM 1594256 3067944 2159420 57.53 2104 1652544 631152 13.14 137996 1772300 58524 02:06:01 PM 1281116 3000800 2472560 65.87 2104 1887056 659152 13.73 145468 2032468 139168 02:07:01 PM 1146120 2985392 2607556 69.47 2104 1998600 644208 13.41 148508 2132236 24280 02:08:01 PM 1019340 2936536 2734336 72.84 2104 2076228 693416 14.44 177264 2229432 46560 02:09:01 PM 1088496 2969584 2665180 71.00 2104 2039888 655316 13.65 213700 2123944 8500 02:10:01 PM 993712 2913052 2759964 73.53 2104 2078332 712632 14.84 217444 2215484 46932 02:11:01 PM 1004912 2924176 2748764 73.23 2104 2078244 697612 14.53 217824 2203764 46844 02:12:01 PM 1051464 2934100 2702212 71.99 2104 2041284 685024 14.26 398712 1975032 8360 Average: 1147427 2966448 2606249 69.43 2104 1981522 672314 14.00 207114 2085582 47396 02:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 PM eth0 216.64 113.28 964.41 57.43 0.00 0.00 0.00 0.00 02:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 PM eth0 102.08 84.72 982.77 8.26 0.00 0.00 0.00 0.00 02:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 PM eth0 13.91 13.53 32.03 4.24 0.00 0.00 0.00 0.00 02:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 PM eth0 63.46 56.93 656.09 7.65 0.00 0.00 0.00 0.00 02:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 PM eth0 13.13 14.36 13.17 5.33 0.00 0.00 0.00 0.00 02:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 PM eth0 7.50 9.50 6.18 4.52 0.00 0.00 0.00 0.00 02:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 PM eth0 12.48 12.78 11.01 3.94 0.00 0.00 0.00 0.00 02:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 PM eth0 13.91 13.01 15.33 6.23 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 55.39 39.76 335.12 12.20 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) 14:03:41 LINUX RESTART (2 CPU) 02:04:01 PM CPU %user %nice %system %iowait %steal %idle 02:05:01 PM all 44.22 0.04 10.86 9.38 2.60 32.89 02:05:01 PM 0 46.72 0.03 12.97 10.91 2.57 26.80 02:05:01 PM 1 41.71 0.05 8.76 7.86 2.64 38.99 02:06:01 PM all 36.30 0.00 4.19 1.84 2.13 55.53 02:06:01 PM 0 44.74 0.00 5.00 1.54 2.33 46.39 02:06:01 PM 1 27.83 0.00 3.38 2.16 1.92 64.70 02:07:01 PM all 37.68 0.00 4.33 1.17 2.39 54.42 02:07:01 PM 0 51.86 0.00 5.64 0.60 2.40 39.51 02:07:01 PM 1 23.56 0.00 3.03 1.75 2.39 69.27 02:08:01 PM all 36.32 0.00 2.55 1.06 2.26 57.81 02:08:01 PM 0 46.34 0.00 2.73 0.71 2.33 47.89 02:08:01 PM 1 26.30 0.00 2.36 1.40 2.20 67.74 02:09:01 PM all 36.72 0.00 2.79 0.36 3.02 57.12 02:09:01 PM 0 57.42 0.00 3.26 0.22 2.82 36.28 02:09:01 PM 1 16.34 0.00 2.32 0.51 3.21 77.63 02:10:01 PM all 34.23 0.00 1.86 0.25 2.53 61.13 02:10:01 PM 0 48.38 0.00 2.19 0.38 2.44 46.61 02:10:01 PM 1 20.23 0.00 1.54 0.11 2.63 75.48 02:11:01 PM all 33.89 0.00 2.72 0.27 2.04 61.08 02:11:01 PM 0 44.81 0.00 3.08 0.47 1.83 49.82 02:11:01 PM 1 23.08 0.00 2.37 0.07 2.24 72.24 02:12:01 PM all 39.43 0.00 3.08 0.53 2.58 54.39 02:12:01 PM 0 62.70 0.00 4.69 0.60 2.27 29.74 02:12:01 PM 1 16.59 0.00 1.49 0.46 2.88 78.57 Average: all 37.34 0.01 4.04 1.85 2.44 54.32 Average: 0 50.36 0.00 4.94 1.92 2.37 40.40 Average: 1 24.41 0.01 3.15 1.78 2.51 68.15