---> uname -a: Linux prd-centos8-builder-2c-4g-6867.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 512 1035 17 2118 2875 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:ac:d8:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.175/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:feac:d8fb/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) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 186.39 110.57 75.82 11511.87 38655.64 03:06:01 AM 68.83 0.20 68.63 29.99 6822.59 03:07:01 AM 52.38 0.62 51.77 67.71 9535.84 03:08:01 AM 29.20 0.05 29.15 1.33 3015.31 03:09:01 AM 16.41 0.27 16.14 41.85 456.40 03:10:01 AM 14.73 0.00 14.73 0.00 372.94 03:11:01 AM 15.81 0.00 15.81 0.00 578.92 03:12:01 AM 20.33 1.10 19.23 69.71 743.82 Average: 50.52 14.11 36.41 1465.97 7524.72 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1554484 3028276 2199192 58.59 2104 1652572 639612 13.32 137900 1811216 52236 03:06:01 AM 1247348 2965124 2506328 66.77 2104 1885092 674172 14.04 145464 2066564 137996 03:07:01 AM 1114244 2952464 2639432 70.32 2104 1997480 657316 13.69 148544 2163888 24288 03:08:01 AM 974636 2891688 2779040 74.04 2104 2076072 722340 15.04 177520 2276244 47068 03:09:01 AM 1031748 2911752 2721928 72.51 2104 2038744 693064 14.43 213956 2181260 8500 03:10:01 AM 1100548 2979324 2653128 70.68 2104 2037780 632368 13.17 214120 2113172 7476 03:11:01 AM 952108 2870284 2801568 74.64 2104 2077196 742260 15.46 217904 2258596 46944 03:12:01 AM 1087552 2970056 2666124 71.03 2104 2041272 636224 13.25 400176 1940596 8780 Average: 1132834 2946121 2620842 69.82 2104 1975776 674670 14.05 206948 2101442 41661 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 222.96 123.86 965.14 56.32 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 94.30 82.14 967.90 8.08 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 17.54 16.84 41.26 4.42 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 43.86 38.14 655.59 6.70 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.01 13.30 12.73 5.24 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 8.13 9.71 6.51 4.42 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.25 12.40 10.62 4.05 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 16.79 15.00 17.88 7.48 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 53.49 38.93 334.74 12.09 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) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 45.29 0.04 10.75 8.89 2.04 32.99 03:05:01 AM 0 38.72 0.02 9.27 8.41 1.94 41.64 03:05:01 AM 1 51.87 0.07 12.23 9.36 2.13 24.33 03:06:01 AM all 36.70 0.00 4.19 2.18 1.94 54.98 03:06:01 AM 0 38.67 0.00 4.58 2.29 2.06 52.41 03:06:01 AM 1 34.74 0.00 3.79 2.08 1.83 57.57 03:07:01 AM all 37.96 0.00 3.92 2.13 2.13 53.86 03:07:01 AM 0 17.43 0.00 2.54 1.83 1.93 76.27 03:07:01 AM 1 58.64 0.00 5.31 2.42 2.34 31.27 03:08:01 AM all 36.66 0.00 2.21 0.86 1.83 58.44 03:08:01 AM 0 15.29 0.00 1.54 0.61 1.65 80.91 03:08:01 AM 1 58.20 0.00 2.88 1.12 2.02 35.79 03:09:01 AM all 38.16 0.00 2.49 0.33 1.75 57.28 03:09:01 AM 0 21.26 0.00 1.68 0.51 1.41 75.13 03:09:01 AM 1 55.08 0.00 3.29 0.15 2.08 39.39 03:10:01 AM all 33.82 0.00 1.96 0.17 1.81 62.25 03:10:01 AM 0 7.68 0.00 1.06 0.12 1.58 89.56 03:10:01 AM 1 60.22 0.00 2.86 0.22 2.03 34.67 03:11:01 AM all 30.75 0.00 2.03 0.45 2.09 64.68 03:11:01 AM 0 25.19 0.00 1.88 0.68 2.26 69.99 03:11:01 AM 1 36.34 0.00 2.19 0.22 1.92 59.34 03:12:01 AM all 38.41 0.00 3.35 0.46 2.96 54.83 03:12:01 AM 0 22.10 0.00 3.27 0.34 2.91 71.38 03:12:01 AM 1 54.87 0.00 3.43 0.58 3.00 38.12 Average: all 37.21 0.01 3.85 1.92 2.07 54.95 Average: 0 23.25 0.00 3.21 1.84 1.97 69.72 Average: 1 51.24 0.01 4.49 2.01 2.17 40.09