---> uname -a: Linux prd-centos8-builder-2c-4g-7307.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 520 1029 17 2115 2867 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:f4:ea:96 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.8/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fef4:ea96/64 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) 08/02/2026 _x86_64_ (2 CPU) 00:03:43 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 195.20 118.48 76.72 11548.42 38758.53 12:06:01 AM 73.31 0.20 73.11 29.99 8589.07 12:07:01 AM 47.71 0.63 47.08 67.81 7271.62 12:08:01 AM 29.57 0.05 29.52 1.33 3249.62 12:09:01 AM 16.95 0.27 16.68 41.86 472.79 12:10:01 AM 14.96 0.00 14.96 0.00 389.64 12:11:01 AM 17.74 0.63 17.11 20.79 602.93 12:12:01 AM 17.93 0.47 17.46 48.92 494.39 Average: 51.67 15.09 36.58 1469.80 7478.56 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1499684 2982996 2253988 60.05 2104 1661956 680996 14.18 141684 1861972 62608 12:06:01 AM 1227620 2945528 2526052 67.30 2104 1885288 676544 14.09 145484 2082868 73624 12:07:01 AM 1108808 2944564 2644864 70.46 2104 1995248 655172 13.64 148376 2168764 24868 12:08:01 AM 959068 2873772 2794604 74.45 2104 2073856 726804 15.13 177768 2289144 47068 12:09:01 AM 1026452 2904252 2727220 72.65 2104 2036524 692688 14.42 213704 2186056 8500 12:10:01 AM 1082228 2958860 2671444 71.17 2104 2035560 640632 13.34 213788 2129904 7476 12:11:01 AM 1066352 2943536 2687320 71.59 2104 2036156 657708 13.70 214660 2144008 7476 12:12:01 AM 1052396 2933936 2701276 71.96 2104 2040140 657424 13.69 399820 1973532 10664 Average: 1127826 2935930 2625846 69.95 2104 1970591 673496 14.02 206910 2104531 30286 12:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 229.16 133.37 1072.73 57.59 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 81.69 68.54 888.81 7.40 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 7.54 8.23 15.42 3.47 0.00 0.00 0.00 0.00 12:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:08:01 AM eth0 44.64 39.29 657.45 6.65 0.00 0.00 0.00 0.00 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 11.46 12.81 12.57 5.00 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 8.21 9.48 6.75 4.27 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 12.23 12.24 10.37 3.94 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 17.58 16.53 17.38 7.80 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 51.56 37.56 335.17 12.02 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) 08/02/2026 _x86_64_ (2 CPU) 00:03:43 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.87 0.04 9.89 9.39 2.06 33.75 12:05:01 AM 0 35.93 0.05 8.06 12.98 1.83 41.15 12:05:01 AM 1 53.87 0.03 11.73 5.78 2.28 26.30 12:06:01 AM all 38.77 0.00 4.02 2.27 2.05 52.90 12:06:01 AM 0 43.27 0.00 4.63 1.56 1.97 48.56 12:06:01 AM 1 34.27 0.00 3.41 2.98 2.12 57.22 12:07:01 AM all 35.27 0.00 3.81 1.62 1.63 57.67 12:07:01 AM 0 29.27 0.00 2.73 1.60 1.68 64.72 12:07:01 AM 1 41.32 0.00 4.91 1.63 1.58 50.57 12:08:01 AM all 37.99 0.00 2.31 1.01 2.00 56.68 12:08:01 AM 0 65.55 0.00 2.88 0.73 2.26 28.58 12:08:01 AM 1 10.63 0.00 1.75 1.29 1.75 84.58 12:09:01 AM all 38.36 0.00 2.54 0.26 2.01 56.82 12:09:01 AM 0 54.79 0.00 3.72 0.20 2.01 39.28 12:09:01 AM 1 22.05 0.00 1.37 0.33 2.01 74.24 12:10:01 AM all 33.52 0.00 1.94 0.14 1.76 62.65 12:10:01 AM 0 35.90 0.00 2.17 0.08 1.74 60.10 12:10:01 AM 1 31.13 0.00 1.71 0.20 1.77 65.19 12:11:01 AM all 33.51 0.00 2.33 0.58 1.77 61.81 12:11:01 AM 0 53.34 0.00 3.40 0.53 1.87 40.85 12:11:01 AM 1 13.75 0.00 1.27 0.63 1.67 82.68 12:12:01 AM all 39.49 0.00 3.11 0.22 2.07 55.11 12:12:01 AM 0 62.42 0.00 3.80 0.27 2.19 31.32 12:12:01 AM 1 16.70 0.00 2.42 0.18 1.95 78.75 Average: all 37.71 0.01 3.74 1.93 1.92 54.70 Average: 0 47.55 0.01 3.92 2.24 1.95 44.34 Average: 1 27.90 0.00 3.56 1.62 1.89 65.03