---> uname -a: Linux prd-centos8-builder-2c-4g-13326.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 498 990 17 2176 2889 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:c5:af:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.58/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:fec5:afc2/64 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) 09/23/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 55.10 6.28 48.82 926.36 5452.47 12:07:01 AM 62.38 0.72 61.66 201.67 7686.85 12:08:01 AM 35.65 0.63 35.02 68.78 8621.43 12:09:01 AM 18.65 0.17 18.48 31.06 870.97 12:10:01 AM 21.88 0.07 21.81 3.07 676.54 12:11:01 AM 13.33 0.00 13.33 0.00 410.85 12:12:01 AM 4.32 0.00 4.32 0.00 187.30 12:13:01 AM 29.75 10.96 18.78 379.00 811.16 12:14:01 AM 18.91 0.38 18.53 38.65 532.59 Average: 28.88 2.13 26.75 183.18 2805.69 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1391932 3033772 2361744 62.92 2104 1810452 591664 12.32 135416 1935972 135004 12:07:01 AM 1109048 2987388 2644628 70.45 2104 2038508 621644 12.94 138172 2185284 185644 12:08:01 AM 1049872 2977272 2703804 72.03 2104 2086480 625920 13.03 152168 2221664 19428 12:09:01 AM 1076432 3004556 2677244 71.32 2104 2087432 596416 12.42 168784 2181764 6784 12:10:01 AM 1055820 2983964 2697856 71.87 2104 2087524 621784 12.95 207892 2164060 5840 12:11:01 AM 1051764 2979976 2701912 71.98 2104 2087528 621996 12.95 208200 2168068 2324 12:12:01 AM 1051920 2980048 2701756 71.98 2104 2087528 620324 12.92 208480 2167768 4 12:13:01 AM 1029944 2971616 2723732 72.56 2104 2100512 627540 13.07 400068 1996932 7516 12:14:01 AM 1039392 2985824 2714284 72.31 2104 2104764 613436 12.77 407780 1978324 20852 Average: 1095125 2989380 2658551 70.83 2104 2054525 615636 12.82 225218 2111093 42600 12:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 40.92 36.19 845.59 5.08 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 51.73 48.85 689.37 6.46 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 37.35 34.32 670.18 5.63 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 9.65 10.23 9.81 3.78 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 10.01 11.36 5.05 5.56 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 8.61 8.13 9.81 3.13 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 6.22 5.73 5.55 0.84 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 13.73 12.31 12.38 10.56 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 12.98 12.83 8.56 6.12 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 21.25 20.00 250.71 5.24 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) 09/23/2026 _x86_64_ (2 CPU) 00:03:48 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 23.17 0.00 3.37 1.32 0.08 72.06 12:06:01 AM 0 26.68 0.00 3.50 1.15 0.08 68.59 12:06:01 AM 1 19.66 0.00 3.24 1.49 0.08 75.53 12:07:01 AM all 21.33 0.00 3.23 1.84 0.08 73.52 12:07:01 AM 0 15.98 0.00 2.96 1.92 0.08 79.05 12:07:01 AM 1 26.68 0.00 3.50 1.75 0.08 67.98 12:08:01 AM all 24.20 0.00 2.14 1.19 0.08 72.39 12:08:01 AM 0 23.58 0.00 2.30 1.00 0.08 73.03 12:08:01 AM 1 24.82 0.00 1.97 1.38 0.08 71.74 12:09:01 AM all 17.26 0.00 1.58 0.53 0.06 80.57 12:09:01 AM 0 8.29 0.00 1.47 0.84 0.05 89.36 12:09:01 AM 1 26.23 0.00 1.69 0.23 0.07 71.79 12:10:01 AM all 26.62 0.00 1.73 0.13 0.08 71.44 12:10:01 AM 0 7.33 0.00 1.12 0.15 0.07 91.34 12:10:01 AM 1 45.90 0.00 2.34 0.12 0.08 51.56 12:11:01 AM all 16.13 0.00 1.23 0.26 0.06 82.32 12:11:01 AM 0 16.27 0.00 0.84 0.28 0.07 82.55 12:11:01 AM 1 16.00 0.00 1.62 0.23 0.05 82.10 12:12:01 AM all 6.06 0.00 0.65 0.08 0.04 93.16 12:12:01 AM 0 6.47 0.00 0.74 0.02 0.03 92.75 12:12:01 AM 1 5.65 0.00 0.57 0.15 0.05 93.58 12:13:01 AM all 21.59 0.00 2.10 0.66 0.08 75.57 12:13:01 AM 0 12.71 0.00 1.79 1.14 0.08 84.28 12:13:01 AM 1 30.47 0.00 2.40 0.18 0.08 66.86 12:14:01 AM all 25.61 0.00 2.58 0.48 0.08 71.26 12:14:01 AM 0 24.80 0.00 2.60 0.12 0.08 72.40 12:14:01 AM 1 26.42 0.00 2.55 0.83 0.08 70.11 Average: all 20.22 0.00 2.07 0.72 0.07 76.92 Average: 0 15.79 0.00 1.92 0.73 0.07 81.48 Average: 1 24.65 0.00 2.21 0.71 0.07 72.36