---> uname -a: Linux prd-centos8-builder-2c-4g-7707.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 500 1111 17 2053 2889 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:62:8a:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.40/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fe62:8a91/64 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) 02/28/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 250.56 179.41 71.15 15273.10 37615.01 02:06:01 AM 53.73 0.42 53.32 11.20 5811.00 02:07:01 AM 68.71 0.48 68.23 53.32 8916.24 02:08:01 AM 33.84 0.05 33.79 1.33 3757.02 02:09:01 AM 17.80 0.27 17.53 41.86 478.84 02:10:01 AM 14.95 0.00 14.95 0.00 493.32 02:11:01 AM 13.66 0.63 13.03 20.79 432.04 02:12:01 AM 18.71 0.47 18.24 48.92 524.38 Average: 59.00 22.72 36.28 1931.67 7254.33 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1567056 3017780 2186620 58.25 2104 1630972 656108 13.66 133736 1808328 62136 02:06:01 AM 1348812 3016036 2404864 64.07 2104 1834920 616196 12.83 145244 1968232 152356 02:07:01 AM 1219076 2994436 2534600 67.52 2104 1937228 621068 12.93 147884 2070404 46316 02:08:01 AM 1181076 2995464 2572600 68.54 2104 1975676 610828 12.72 175092 2079112 8356 02:09:01 AM 1091816 2944668 2661860 70.91 2104 2014260 662560 13.80 216600 2128260 44812 02:10:01 AM 1160724 2976436 2592952 69.08 2104 1976936 631972 13.16 213900 2059432 3200 02:11:01 AM 1137596 2953876 2616080 69.69 2104 1977544 653436 13.61 214584 2083252 7440 02:12:01 AM 1136068 2959132 2617608 69.73 2104 1984268 649424 13.52 400248 1899704 13432 Average: 1230278 2982228 2523398 67.22 2104 1916476 637699 13.28 205911 2012090 42256 02:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 187.06 104.33 815.90 55.16 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 71.66 56.86 828.69 5.83 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 28.11 24.89 235.68 5.74 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 52.24 44.09 642.08 7.17 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 13.56 14.98 13.28 5.86 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 8.56 9.73 6.79 3.82 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 11.36 11.81 11.22 3.88 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 17.11 15.61 16.55 12.69 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 48.71 35.29 321.28 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) 02/28/2026 _x86_64_ (2 CPU) 02:03:50 LINUX RESTART (2 CPU) 02:04:01 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 42.41 0.07 15.45 12.50 4.81 24.74 02:05:01 AM 0 44.64 0.05 16.14 12.10 5.09 21.98 02:05:01 AM 1 40.18 0.10 14.77 12.91 4.53 27.51 02:06:01 AM all 36.06 0.00 4.24 1.41 3.59 54.69 02:06:01 AM 0 34.55 0.00 3.72 1.01 3.67 57.05 02:06:01 AM 1 37.58 0.00 4.77 1.82 3.51 52.33 02:07:01 AM all 35.11 0.00 4.14 1.95 3.65 55.15 02:07:01 AM 0 25.90 0.00 3.54 2.68 4.01 63.87 02:07:01 AM 1 44.45 0.00 4.76 1.22 3.28 46.30 02:08:01 AM all 35.71 0.00 2.76 1.35 3.06 57.11 02:08:01 AM 0 18.56 0.00 2.71 1.42 2.99 74.31 02:08:01 AM 1 53.01 0.00 2.80 1.29 3.13 39.77 02:09:01 AM all 29.65 0.00 2.32 0.16 2.41 65.46 02:09:01 AM 0 21.04 0.00 2.12 0.08 2.43 74.33 02:09:01 AM 1 38.31 0.00 2.53 0.23 2.38 56.55 02:10:01 AM all 31.48 0.00 2.10 0.35 2.63 63.43 02:10:01 AM 0 11.40 0.00 1.42 0.39 2.78 84.01 02:10:01 AM 1 51.89 0.00 2.79 0.32 2.49 42.52 02:11:01 AM all 30.36 0.00 2.28 0.39 2.34 64.63 02:11:01 AM 0 21.08 0.00 1.79 0.49 2.58 74.06 02:11:01 AM 1 39.72 0.00 2.77 0.28 2.11 55.12 02:12:01 AM all 39.07 0.00 3.48 0.38 2.73 54.33 02:12:01 AM 0 19.59 0.00 2.43 0.46 2.59 74.93 02:12:01 AM 1 58.78 0.00 4.55 0.30 2.87 33.50 Average: all 34.98 0.01 4.60 2.31 3.15 54.94 Average: 0 24.59 0.01 4.23 2.33 3.27 65.59 Average: 1 45.47 0.01 4.97 2.30 3.04 44.21