---> uname -a: Linux prd-centos8-builder-2c-4g-6649.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 489 1057 17 2119 2899 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:b5:e2:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.138/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85864sec preferred_lft 85864sec inet6 fe80::f816:3eff:feb5:e28c/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) 07/25/2026 _x86_64_ (2 CPU) 09:03:41 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 172.16 94.34 77.83 10919.47 39267.68 09:06:01 AM 79.97 0.13 79.84 5.60 8650.05 09:07:01 AM 46.49 0.62 45.88 67.72 7073.97 09:08:01 AM 28.97 0.05 28.92 1.33 3021.54 09:09:01 AM 19.80 0.27 19.53 41.86 788.72 09:10:01 AM 16.48 0.00 16.48 0.00 532.25 09:11:01 AM 16.54 0.45 16.09 16.66 609.50 09:12:01 AM 18.11 0.65 17.46 53.05 643.72 Average: 49.82 12.06 37.75 1388.44 7574.09 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 1533248 3026328 2220428 59.15 2104 1671708 644904 13.43 142012 1827628 53236 09:06:01 AM 1255804 2976880 2497872 66.54 2104 1888452 658528 13.71 145460 2055840 78620 09:07:01 AM 1103044 2942344 2650632 70.61 2104 1998736 661208 13.77 149000 2175256 24368 09:08:01 AM 996236 2914532 2757440 73.46 2104 2077248 691688 14.40 177424 2252612 47068 09:09:01 AM 1025244 2934284 2728432 72.69 2104 2067856 676716 14.09 215872 2184784 36436 09:10:01 AM 1104064 2984084 2649612 70.59 2104 2038956 622444 12.96 213804 2108212 7480 09:11:01 AM 1127432 3007876 2626244 69.96 2104 2039356 597092 12.43 214448 2083852 7480 09:12:01 AM 1140024 3022248 2613652 69.63 2104 2041044 586396 12.21 399872 1886340 7384 Average: 1160637 2976072 2593039 69.08 2104 1977920 642372 13.38 207236 2071816 32759 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 222.97 122.41 1088.22 56.33 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 92.09 77.76 878.40 8.01 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 9.43 10.15 17.89 3.94 0.00 0.00 0.00 0.00 09:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:08:01 AM eth0 49.52 42.37 655.53 6.61 0.00 0.00 0.00 0.00 09:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:09:01 AM eth0 12.83 14.00 13.40 5.67 0.00 0.00 0.00 0.00 09:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 AM eth0 7.46 8.98 6.16 4.00 0.00 0.00 0.00 0.00 09:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:11:01 AM eth0 12.08 12.73 10.51 4.05 0.00 0.00 0.00 0.00 09:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:12:01 AM eth0 15.46 14.26 16.26 11.38 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 52.73 37.83 335.82 12.50 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) 07/25/2026 _x86_64_ (2 CPU) 09:03:41 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 45.66 0.02 9.41 7.77 2.13 35.02 09:05:01 AM 0 45.40 0.02 11.13 4.53 2.21 36.71 09:05:01 AM 1 45.91 0.02 7.70 11.00 2.05 33.32 09:06:01 AM all 36.62 0.00 4.05 2.32 2.10 54.90 09:06:01 AM 0 30.63 0.00 3.40 1.74 2.01 62.23 09:06:01 AM 1 42.62 0.00 4.71 2.90 2.19 47.57 09:07:01 AM all 39.10 0.00 3.88 0.93 2.04 54.06 09:07:01 AM 0 27.96 0.00 3.15 1.39 1.98 65.52 09:07:01 AM 1 50.29 0.00 4.61 0.46 2.09 42.54 09:08:01 AM all 33.74 0.00 2.23 0.83 2.20 60.99 09:08:01 AM 0 15.81 0.00 1.32 0.72 2.24 79.91 09:08:01 AM 1 51.83 0.00 3.15 0.95 2.16 41.91 09:09:01 AM all 37.38 0.00 2.52 0.37 2.07 57.66 09:09:01 AM 0 24.68 0.00 2.32 0.63 1.84 70.54 09:09:01 AM 1 50.10 0.00 2.72 0.12 2.30 44.76 09:10:01 AM all 31.35 0.00 1.81 0.25 1.76 64.83 09:10:01 AM 0 31.75 0.00 2.25 0.28 1.77 63.94 09:10:01 AM 1 30.95 0.00 1.37 0.22 1.74 65.72 09:11:01 AM all 34.39 0.00 2.43 0.31 2.13 60.74 09:11:01 AM 0 27.00 0.00 2.08 0.03 1.92 68.97 09:11:01 AM 1 41.78 0.00 2.77 0.59 2.34 52.51 09:12:01 AM all 34.87 0.00 3.13 0.58 1.98 59.44 09:12:01 AM 0 12.87 0.00 1.76 0.76 1.88 82.73 09:12:01 AM 1 57.04 0.00 4.52 0.40 2.08 35.97 Average: all 36.63 0.00 3.68 1.66 2.05 55.98 Average: 0 26.97 0.00 3.41 1.26 1.98 66.38 Average: 1 46.31 0.00 3.94 2.07 2.12 45.56