---> uname -a: Linux prd-centos8-builder-2c-4g-7313.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 509 1037 17 2118 2878 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:2d:0e:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.104/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fe2d:e08/64 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) 04:03:43 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 198.12 121.57 76.55 12015.99 38597.52 04:06:01 AM 68.31 0.20 68.11 30.00 6751.09 04:07:01 AM 55.86 0.62 55.25 67.71 9944.45 04:08:01 AM 29.34 0.05 29.29 1.33 3046.05 04:09:01 AM 18.95 0.27 18.68 41.86 521.96 04:10:01 AM 17.61 0.00 17.61 0.00 768.58 04:11:01 AM 17.41 0.63 16.78 20.79 606.30 04:12:01 AM 17.73 0.47 17.26 48.92 497.65 Average: 52.92 15.48 37.44 1528.61 7592.51 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 1562068 3037792 2191608 58.39 2104 1654460 627728 13.07 138180 1803556 56760 04:06:01 AM 1260132 2980900 2493544 66.43 2104 1888140 647676 13.49 145656 2053104 148052 04:07:01 AM 1112036 2951088 2641640 70.37 2104 1998432 639280 13.31 148728 2164728 24948 04:08:01 AM 965828 2883744 2787848 74.27 2104 2076944 715820 14.91 178332 2281604 47068 04:09:01 AM 994072 2912172 2759604 73.52 2104 2077072 680532 14.17 217324 2213860 45952 04:10:01 AM 1084784 2964504 2668892 71.10 2104 2038652 622868 12.97 214232 2125272 7476 04:11:01 AM 1063396 2943816 2690280 71.67 2104 2039264 643956 13.41 215200 2146220 7480 04:12:01 AM 1054296 2939320 2699380 71.91 2104 2043512 649108 13.52 401228 1968776 11644 Average: 1137076 2951667 2616600 69.71 2104 1977060 653371 13.61 207360 2094640 43672 04:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 196.34 112.83 976.98 56.86 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 86.34 72.85 975.43 7.69 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 8.75 9.35 17.70 3.68 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 46.37 40.95 656.27 6.70 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 12.81 14.50 13.52 5.82 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 8.60 9.98 7.21 3.82 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 11.48 12.43 11.29 3.89 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 14.88 14.83 15.29 7.50 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 48.20 35.97 334.22 12.00 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) 04:03:43 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 46.74 0.04 10.74 9.57 2.48 30.42 04:05:01 AM 0 50.38 0.07 12.42 8.75 2.52 25.86 04:05:01 AM 1 43.11 0.02 9.07 10.38 2.45 34.98 04:06:01 AM all 37.88 0.00 4.05 1.97 2.38 53.71 04:06:01 AM 0 44.60 0.00 4.10 2.27 2.40 46.63 04:06:01 AM 1 31.17 0.00 4.00 1.67 2.37 60.79 04:07:01 AM all 39.05 0.00 4.33 1.58 2.37 52.68 04:07:01 AM 0 54.32 0.00 5.11 1.10 2.12 37.35 04:07:01 AM 1 23.98 0.00 3.55 2.05 2.61 67.80 04:08:01 AM all 37.48 0.00 2.34 0.69 1.95 57.55 04:08:01 AM 0 48.71 0.00 2.21 0.40 2.09 46.59 04:08:01 AM 1 26.25 0.00 2.47 0.98 1.81 68.50 04:09:01 AM all 37.58 0.00 2.58 0.32 2.25 57.27 04:09:01 AM 0 57.47 0.00 3.13 0.17 2.26 36.97 04:09:01 AM 1 17.88 0.00 2.03 0.48 2.24 77.38 04:10:01 AM all 33.38 0.00 2.09 0.38 1.94 62.20 04:10:01 AM 0 60.60 0.00 3.28 0.32 1.93 33.87 04:10:01 AM 1 6.52 0.00 0.92 0.44 1.94 90.18 04:11:01 AM all 34.42 0.00 2.35 0.53 1.90 60.80 04:11:01 AM 0 54.26 0.00 3.63 0.43 2.01 39.67 04:11:01 AM 1 14.73 0.00 1.07 0.63 1.78 81.78 04:12:01 AM all 40.18 0.00 3.47 0.34 2.57 53.43 04:12:01 AM 0 68.82 0.00 4.66 0.23 2.58 23.71 04:12:01 AM 1 12.01 0.00 2.31 0.44 2.57 82.68 Average: all 38.33 0.01 3.99 1.92 2.23 53.52 Average: 0 54.89 0.01 4.81 1.71 2.24 36.34 Average: 1 21.91 0.00 3.17 2.12 2.22 70.57