---> uname -a: Linux prd-centos8-builder-2c-4g-6872.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 485 1062 17 2117 2902 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:87:14:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.36/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85860sec preferred_lft 85860sec inet6 fe80::f816:3eff:fe87:141a/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) 07/28/2026 _x86_64_ (2 CPU) 06:03:40 LINUX RESTART (2 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 164.38 82.75 81.63 8955.07 39412.04 06:06:01 AM 62.00 0.08 61.91 1.60 6205.81 06:07:01 AM 58.91 0.62 58.30 67.71 10029.99 06:08:01 AM 23.28 0.05 23.23 1.33 2731.87 06:09:01 AM 24.01 0.27 23.74 41.85 1003.65 06:10:01 AM 16.19 0.00 16.19 0.00 396.77 06:11:01 AM 16.36 0.00 16.36 0.00 618.42 06:12:01 AM 15.91 1.10 14.81 69.71 457.58 Average: 47.64 10.61 37.02 1142.62 7608.86 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 1516520 3015832 2237164 59.60 2104 1677592 660128 13.75 141948 1842596 53428 06:06:01 AM 1288460 3002396 2465224 65.67 2104 1881076 642424 13.38 144624 2028164 134608 06:07:01 AM 1158348 2996488 2595336 69.14 2104 1997436 620552 12.92 147680 2122784 24288 06:08:01 AM 1068416 2947464 2685268 71.54 2104 2037592 672196 14.00 173400 2185780 22236 06:09:01 AM 1095012 2974956 2658672 70.83 2104 2038700 639528 13.32 212756 2120420 8500 06:10:01 AM 983240 2906220 2770444 73.81 2104 2081848 711368 14.81 217184 2226548 51632 06:11:01 AM 987880 2906268 2765804 73.68 2104 2077144 709780 14.78 217156 2222880 46932 06:12:01 AM 1129784 3011028 2623900 69.90 2104 2039824 598048 12.45 399052 1898468 7404 Average: 1153458 2970082 2600226 69.27 2104 1978902 656753 13.68 206725 2080955 43628 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 213.31 129.79 1122.99 56.50 0.00 0.00 0.00 0.00 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 72.96 61.38 768.63 6.27 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 21.81 19.06 75.57 4.70 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 50.83 38.22 654.96 5.93 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 13.41 14.76 13.57 5.95 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 8.11 9.80 6.53 4.70 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 12.84 13.11 11.20 4.12 0.00 0.00 0.00 0.00 06:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:12:01 AM eth0 16.39 14.40 16.75 11.94 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 51.22 37.57 333.82 12.52 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) 07/28/2026 _x86_64_ (2 CPU) 06:03:40 LINUX RESTART (2 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 45.23 0.03 8.96 7.19 1.61 36.98 06:05:01 AM 0 36.83 0.05 9.54 3.26 1.47 48.86 06:05:01 AM 1 53.66 0.02 8.38 11.13 1.74 25.07 06:06:01 AM all 30.69 0.00 3.65 2.18 2.46 61.02 06:06:01 AM 0 26.01 0.00 3.05 2.63 2.68 65.63 06:06:01 AM 1 35.41 0.00 4.26 1.72 2.24 56.38 06:07:01 AM all 37.74 0.00 4.07 1.63 3.25 53.31 06:07:01 AM 0 23.20 0.00 2.92 1.73 3.22 68.92 06:07:01 AM 1 52.42 0.00 5.23 1.52 3.28 37.56 06:08:01 AM all 33.06 0.00 2.11 0.65 2.92 61.26 06:08:01 AM 0 24.03 0.00 2.06 0.46 2.88 70.57 06:08:01 AM 1 42.16 0.00 2.16 0.84 2.95 51.90 06:09:01 AM all 35.87 0.00 2.70 0.65 2.95 57.83 06:09:01 AM 0 31.75 0.00 2.27 0.87 3.08 62.03 06:09:01 AM 1 40.02 0.00 3.13 0.43 2.83 53.59 06:10:01 AM all 33.61 0.00 1.60 0.39 3.18 61.21 06:10:01 AM 0 30.19 0.00 1.24 0.13 3.14 65.30 06:10:01 AM 1 37.04 0.00 1.96 0.65 3.22 57.11 06:11:01 AM all 33.29 0.00 2.31 0.47 2.77 61.15 06:11:01 AM 0 35.40 0.00 2.38 0.53 2.73 58.96 06:11:01 AM 1 31.19 0.00 2.25 0.41 2.82 63.34 06:12:01 AM all 38.67 0.00 3.70 0.30 2.64 54.69 06:12:01 AM 0 8.62 0.00 2.60 0.28 2.65 85.85 06:12:01 AM 1 69.14 0.00 4.81 0.33 2.62 23.09 Average: all 36.00 0.00 3.63 1.67 2.72 55.98 Average: 0 26.98 0.01 3.24 1.23 2.73 65.81 Average: 1 45.08 0.00 4.01 2.11 2.72 46.08