---> uname -a: Linux prd-centos8-builder-2c-4g-7026.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 1038 17 2117 2879 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:e6:4d:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.239/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fee6:4de5/64 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) 07/30/2026 _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 249.69 177.06 72.63 14971.38 38000.07 02:06:01 AM 65.71 0.38 65.32 34.13 6346.84 02:07:01 AM 61.95 0.62 61.33 67.71 10789.80 02:08:01 AM 26.01 0.05 25.96 1.33 2631.41 02:09:01 AM 21.09 0.27 20.83 41.85 807.43 02:10:01 AM 15.49 0.00 15.49 0.00 385.70 02:11:01 AM 15.80 0.00 15.80 0.00 577.97 02:12:01 AM 18.78 1.10 17.68 69.71 505.96 Average: 59.32 22.44 36.88 1898.46 7505.87 02:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 1538112 3021924 2215564 59.02 2104 1662668 637492 13.27 139836 1826072 84200 02:06:01 AM 1284108 2996740 2469568 65.79 2104 1880312 630976 13.14 145448 2032592 175420 02:07:01 AM 1132288 2970148 2621388 69.84 2104 1997360 625916 13.03 148504 2147492 24288 02:08:01 AM 991320 2907144 2762356 73.59 2104 2074972 683612 14.24 177320 2260824 55604 02:09:01 AM 1039464 2919040 2714212 72.31 2104 2038632 677780 14.11 213624 2175464 8500 02:10:01 AM 1128076 3006684 2625600 69.95 2104 2037664 595832 12.41 214140 2086232 7480 02:11:01 AM 1006612 2885304 2747064 73.18 2104 2037664 717924 14.95 214508 2205320 7484 02:12:01 AM 1064328 2947788 2689348 71.65 2104 2042148 648420 13.50 400316 1963296 9776 Average: 1148038 2956846 2605638 69.42 2104 1971428 652244 13.58 206712 2087162 46594 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 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 235.22 115.09 978.41 55.48 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 89.72 74.05 966.06 7.77 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 26.77 24.68 86.51 4.85 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 46.58 40.30 655.84 6.93 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 12.41 13.51 12.77 5.36 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 8.46 9.91 6.90 4.51 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 11.89 12.31 10.45 3.99 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 17.76 16.78 17.98 14.43 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 56.10 38.33 341.84 12.92 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) 07/30/2026 _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 42.86 0.08 14.45 11.10 2.35 29.16 02:05:01 AM 0 35.08 0.05 14.76 8.19 2.34 39.59 02:05:01 AM 1 50.67 0.12 14.13 14.02 2.36 18.70 02:06:01 AM all 37.05 0.00 4.25 1.40 2.06 55.24 02:06:01 AM 0 29.75 0.00 3.93 1.26 1.87 63.19 02:06:01 AM 1 44.36 0.00 4.58 1.54 2.24 47.27 02:07:01 AM all 38.43 0.00 4.00 1.74 1.86 53.98 02:07:01 AM 0 27.77 0.00 3.34 1.89 1.92 65.08 02:07:01 AM 1 49.17 0.00 4.65 1.58 1.80 42.80 02:08:01 AM all 37.31 0.00 2.26 0.75 1.77 57.91 02:08:01 AM 0 13.28 0.00 1.47 0.68 1.57 83.00 02:08:01 AM 1 61.47 0.00 3.06 0.81 1.98 32.68 02:09:01 AM all 37.53 0.00 2.53 0.53 1.75 57.66 02:09:01 AM 0 44.82 0.00 2.76 0.15 1.59 50.68 02:09:01 AM 1 30.27 0.00 2.31 0.91 1.90 64.61 02:10:01 AM all 33.84 0.00 1.87 0.36 1.62 62.31 02:10:01 AM 0 29.68 0.00 1.56 0.38 1.66 66.73 02:10:01 AM 1 38.02 0.00 2.17 0.33 1.59 57.88 02:11:01 AM all 33.69 0.00 2.21 0.38 1.72 62.00 02:11:01 AM 0 20.80 0.00 1.22 0.63 1.65 75.69 02:11:01 AM 1 46.64 0.00 3.19 0.13 1.80 48.24 02:12:01 AM all 38.82 0.00 3.30 0.53 2.06 55.29 02:12:01 AM 0 24.84 0.00 2.94 0.31 2.11 69.79 02:12:01 AM 1 52.93 0.00 3.66 0.75 2.00 40.66 Average: all 37.43 0.01 4.35 2.09 1.90 54.22 Average: 0 28.23 0.01 3.98 1.68 1.84 64.26 Average: 1 46.67 0.01 4.71 2.50 1.96 44.15