---> uname -a: Linux prd-centos8-builder-2c-4g-5545.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: 2799.998 BogoMIPS: 5599.99 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 496 1127 17 2041 2893 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:7f:e6:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.207/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85947sec preferred_lft 85947sec inet6 fe80::f816:3eff:fe7f:e686/64 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) 02/10/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:04:01 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 231.02 155.17 75.85 14270.33 38614.28 12:06:01 AM 70.96 0.13 70.83 5.60 6289.87 12:07:01 AM 59.91 0.55 59.36 54.79 8525.63 12:08:01 AM 25.57 0.20 25.37 38.79 1031.76 12:09:01 AM 18.53 0.07 18.46 3.07 445.84 12:10:00 AM 17.06 0.65 16.42 21.21 576.14 12:10:01 AM 0.00 0.00 0.00 0.00 0.00 12:11:01 AM 21.28 0.47 20.81 48.92 680.07 Average: 63.43 22.47 40.97 2063.62 8022.84 12:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 1580712 3053108 2172972 57.89 2104 1650988 606416 12.63 137036 1786328 52308 12:06:01 AM 1207896 2935068 2545788 67.82 2104 1892112 682532 14.21 150524 2094060 153984 12:07:01 AM 1177220 2979716 2576464 68.64 2104 1962856 620096 12.91 157400 2096768 21056 12:08:01 AM 1089244 2892480 2664440 70.98 2104 1964004 709692 14.78 207388 2135112 7448 12:09:01 AM 1051372 2891940 2702312 71.99 2104 2001320 703352 14.65 211404 2170808 44712 12:10:00 AM 1156480 2960516 2597204 69.19 2104 1964708 639808 13.32 209072 2067244 7448 12:10:01 AM 1154376 2958412 2599308 69.25 2104 1964708 639808 13.32 209072 2069012 7464 12:11:01 AM 1129336 2948056 2624348 69.91 2104 1978820 651192 13.56 396016 1905848 21276 Average: 1193330 2952412 2560354 68.21 2104 1922440 656612 13.67 209739 2040648 39462 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 232.15 132.13 952.61 57.23 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 72.66 58.83 865.95 7.03 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 42.04 36.19 622.29 6.60 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 12.11 14.73 13.19 6.02 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 11.53 13.15 8.58 6.10 0.00 0.00 0.00 0.00 12:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:00 AM eth0 13.15 13.43 11.27 4.24 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 41.88 28.21 140.78 3.93 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 16.36 16.33 14.39 12.99 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 57.23 40.73 355.85 14.32 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) 02/10/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:04:01 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 44.40 0.06 11.52 12.00 1.80 30.23 12:05:01 AM 0 39.40 0.02 13.57 9.56 1.76 35.70 12:05:01 AM 1 49.38 0.10 9.47 14.43 1.84 24.78 12:06:01 AM all 38.29 0.00 4.39 2.09 1.53 53.70 12:06:01 AM 0 47.44 0.00 4.89 1.71 1.80 44.16 12:06:01 AM 1 29.13 0.00 3.89 2.46 1.26 63.24 12:07:01 AM all 37.78 0.00 3.96 2.10 1.37 54.79 12:07:01 AM 0 53.66 0.00 5.03 2.78 1.58 36.95 12:07:01 AM 1 21.92 0.00 2.89 1.41 1.16 72.61 12:08:01 AM all 37.82 0.00 2.69 0.68 1.36 57.45 12:08:01 AM 0 44.74 0.00 2.72 0.70 1.59 50.24 12:08:01 AM 1 30.88 0.00 2.65 0.67 1.13 64.67 12:09:01 AM all 35.03 0.00 2.39 0.42 1.21 60.96 12:09:01 AM 0 59.69 0.00 3.12 0.48 1.78 34.92 12:09:01 AM 1 10.28 0.00 1.65 0.35 0.63 87.08 12:10:00 AM all 34.20 0.00 2.72 0.53 1.18 61.36 12:10:00 AM 0 34.54 0.00 2.51 0.36 1.19 61.40 12:10:00 AM 1 33.86 0.00 2.93 0.71 1.17 61.32 12:10:01 AM all 19.83 0.00 1.29 0.00 0.00 78.88 12:10:01 AM 0 0.85 0.00 0.85 0.00 0.00 98.29 12:10:01 AM 1 39.13 0.00 1.74 0.00 0.00 59.13 12:11:01 AM all 41.08 0.00 3.81 0.59 1.41 53.11 12:11:01 AM 0 62.63 0.00 4.78 0.42 1.85 30.33 12:11:01 AM 1 19.53 0.00 2.84 0.77 0.98 75.88 Average: all 38.33 0.01 4.49 2.62 1.41 53.15 Average: 0 48.79 0.00 5.22 2.28 1.65 42.07 Average: 1 27.86 0.01 3.76 2.96 1.17 64.24