---> uname -a: Linux prd-centos8-builder-2c-4g-13733.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 9.2G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 487 998 17 2179 2900 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:53:40:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.226/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85792sec preferred_lft 85792sec inet6 fe80::f816:3eff:fe53:4018/64 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) 09/27/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:01 PM tps rtps wtps bread/s bwrtn/s 11:06:01 PM 59.04 6.32 52.72 927.05 5509.70 11:07:01 PM 62.71 0.70 62.01 201.53 7758.25 11:08:01 PM 35.93 0.63 35.29 68.79 8591.70 11:09:01 PM 18.64 0.00 18.64 0.00 881.97 11:10:01 PM 18.66 0.23 18.43 34.12 464.18 11:11:01 PM 14.54 0.00 14.54 0.00 512.88 11:12:01 PM 6.26 0.00 6.26 0.00 304.73 11:13:01 PM 21.50 10.98 10.51 379.00 259.76 11:14:01 PM 22.14 0.38 21.76 38.65 823.98 Average: 28.82 2.14 26.69 183.22 2789.53 11:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 PM 1400308 3042624 2353368 62.70 2104 1810920 587944 12.24 134916 1928280 135272 11:07:01 PM 1136388 3017440 2617288 69.73 2104 2041220 592664 12.34 137692 2157440 186076 11:08:01 PM 1060228 2990492 2693448 71.75 2104 2089324 614136 12.79 151348 2213228 19432 11:09:01 PM 1110748 3040788 2642928 70.41 2104 2089344 567948 11.83 167128 2149376 6764 11:10:01 PM 941028 2913904 2812648 74.93 2104 2132380 691180 14.39 210464 2276876 47840 11:11:01 PM 1061868 2992968 2691808 71.71 2104 2090376 605408 12.61 207856 2157480 5820 11:12:01 PM 1063024 2994024 2690652 71.68 2104 2090376 610080 12.70 208268 2157072 4 11:13:01 PM 1045136 2994816 2708540 72.16 2104 2108644 603864 12.57 400780 1980740 12792 11:14:01 PM 1063844 3011680 2689832 71.66 2104 2106084 585156 12.19 407204 1954940 19324 Average: 1098064 2999860 2655612 70.75 2104 2062074 606487 12.63 225073 2108381 48147 11:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 PM eth0 41.49 35.96 848.88 5.38 0.00 0.00 0.00 0.00 11:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 PM eth0 56.06 50.55 697.54 6.30 0.00 0.00 0.00 0.00 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 39.66 36.58 670.93 5.96 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 8.66 9.88 9.48 3.44 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 10.50 12.28 5.71 5.77 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 6.86 7.66 4.10 3.21 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 5.86 5.55 5.30 0.81 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 13.80 12.80 12.79 9.43 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 13.86 13.26 14.42 6.15 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 21.86 20.50 252.11 5.16 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) 09/27/2026 _x86_64_ (2 CPU) 23:03:51 LINUX RESTART (2 CPU) 11:05:01 PM CPU %user %nice %system %iowait %steal %idle 11:06:01 PM all 23.92 0.00 3.62 1.73 0.10 70.64 11:06:01 PM 0 9.00 0.00 2.22 0.89 0.10 87.79 11:06:01 PM 1 38.82 0.00 5.01 2.57 0.10 53.50 11:07:01 PM all 21.75 0.00 3.32 2.11 0.08 72.74 11:07:01 PM 0 22.12 0.00 3.75 2.36 0.07 71.71 11:07:01 PM 1 21.38 0.00 2.90 1.87 0.08 73.77 11:08:01 PM all 25.21 0.00 2.19 0.99 0.08 71.53 11:08:01 PM 0 17.14 0.00 2.47 1.20 0.07 79.11 11:08:01 PM 1 33.26 0.00 1.90 0.78 0.08 63.98 11:09:01 PM all 17.58 0.00 1.29 0.43 0.06 80.65 11:09:01 PM 0 8.00 0.00 1.09 0.67 0.05 90.19 11:09:01 PM 1 27.13 0.00 1.48 0.18 0.07 71.13 11:10:01 PM all 24.64 0.00 1.89 0.11 0.07 73.30 11:10:01 PM 0 19.70 0.00 1.90 0.13 0.07 78.20 11:10:01 PM 1 29.57 0.00 1.87 0.08 0.07 68.41 11:11:01 PM all 19.13 0.00 1.42 0.21 0.07 79.18 11:11:01 PM 0 9.75 0.00 0.85 0.13 0.05 89.21 11:11:01 PM 1 28.50 0.00 1.99 0.28 0.08 69.15 11:12:01 PM all 6.26 0.00 0.73 0.19 0.03 92.79 11:12:01 PM 0 3.43 0.00 0.48 0.25 0.03 95.80 11:12:01 PM 1 9.09 0.00 0.97 0.13 0.03 89.78 11:13:01 PM all 19.62 0.00 1.90 0.55 0.07 77.86 11:13:01 PM 0 15.56 0.00 1.52 0.03 0.07 82.82 11:13:01 PM 1 23.67 0.00 2.29 1.07 0.07 72.91 11:14:01 PM all 26.39 0.00 2.55 0.49 0.08 70.50 11:14:01 PM 0 22.44 0.00 2.19 0.52 0.07 74.79 11:14:01 PM 1 30.32 0.00 2.90 0.47 0.08 66.23 Average: all 20.50 0.00 2.10 0.76 0.07 76.58 Average: 0 14.13 0.00 1.83 0.69 0.06 83.29 Average: 1 26.86 0.00 2.37 0.83 0.07 69.88