---> uname -a: Linux prd-centos8-builder-2c-4g-14853.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 488 946 17 2230 2898 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:f5:35:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.90/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85770sec preferred_lft 85770sec inet6 fe80::f816:3eff:fef5:3546/64 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) 10/11/2026 _x86_64_ (2 CPU) 04:03:48 LINUX RESTART (2 CPU) 04:05:01 AM tps rtps wtps bread/s bwrtn/s 04:06:01 AM 52.66 0.55 52.11 37.71 5416.08 04:07:01 AM 66.04 0.70 65.34 201.57 12205.47 04:08:01 AM 37.65 0.58 37.07 67.44 8574.38 04:09:01 AM 28.13 0.05 28.08 1.33 3772.34 04:10:01 AM 22.93 0.23 22.69 34.12 4534.41 04:11:01 AM 21.34 0.00 21.34 0.00 626.21 04:12:01 AM 8.88 0.00 8.88 0.00 386.65 04:13:01 AM 11.28 0.45 10.83 16.66 251.43 04:14:01 AM 30.08 10.93 19.15 401.00 668.51 Average: 31.00 1.50 29.50 84.42 4048.33 04:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:06:01 AM 1366236 3025512 2387440 63.60 2104 1827804 610208 12.71 137088 1962280 146660 04:07:01 AM 1049688 2947164 2703988 72.04 2104 2057568 654692 13.63 139156 2238928 62484 04:08:01 AM 1061116 3009860 2692560 71.73 2104 2105160 594624 12.38 152952 2205048 96452 04:09:01 AM 996532 2979648 2757144 73.45 2104 2139424 610276 12.71 174544 2241484 117956 04:10:01 AM 1008688 2993404 2744988 73.13 2104 2143112 609564 12.69 215248 2197964 8500 04:11:01 AM 858180 2882328 2895496 77.14 2104 2182464 725016 15.10 219516 2344944 47856 04:12:01 AM 1000300 2982444 2753376 73.35 2104 2140452 620112 12.91 216788 2204624 12 04:13:01 AM 1014020 2996540 2739656 72.99 2104 2140856 608200 12.66 216816 2191372 5828 04:14:01 AM 1010392 3007380 2743284 73.08 2104 2154632 601612 12.53 416620 1993348 7412 Average: 1040572 2980476 2713104 72.28 2104 2099052 626034 13.04 209859 2175555 54796 04:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 47.44 42.18 970.45 5.22 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 53.16 44.51 800.48 6.47 0.00 0.00 0.00 0.00 04:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:01 AM eth0 39.67 36.75 720.23 5.18 0.00 0.00 0.00 0.00 04:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:09:01 AM eth0 11.70 9.62 9.07 6.36 0.00 0.00 0.00 0.00 04:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 AM eth0 11.66 11.33 10.49 4.21 0.00 0.00 0.00 0.00 04:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 AM eth0 8.45 10.63 4.57 5.13 0.00 0.00 0.00 0.00 04:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 AM eth0 5.91 5.65 5.43 0.92 0.00 0.00 0.00 0.00 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 7.70 8.73 5.13 3.43 0.00 0.00 0.00 0.00 04:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 AM eth0 18.46 15.70 15.80 7.21 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 22.68 20.57 282.42 4.90 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) 10/11/2026 _x86_64_ (2 CPU) 04:03:48 LINUX RESTART (2 CPU) 04:05:01 AM CPU %user %nice %system %iowait %steal %idle 04:06:01 AM all 24.12 0.00 3.18 1.38 0.09 71.23 04:06:01 AM 0 16.61 0.00 2.48 1.12 0.08 79.71 04:06:01 AM 1 31.64 0.00 3.89 1.63 0.10 62.74 04:07:01 AM all 26.07 0.00 3.41 2.41 0.09 68.02 04:07:01 AM 0 25.96 0.00 3.82 2.36 0.10 67.76 04:07:01 AM 1 26.19 0.00 2.99 2.47 0.08 68.27 04:08:01 AM all 30.66 0.00 3.37 0.97 0.10 64.90 04:08:01 AM 0 23.09 0.00 2.65 1.10 0.08 73.08 04:08:01 AM 1 38.24 0.00 4.10 0.83 0.12 56.71 04:09:01 AM all 25.00 0.00 2.17 0.81 0.08 71.94 04:09:01 AM 0 10.73 0.00 1.60 0.52 0.07 87.09 04:09:01 AM 1 39.28 0.00 2.74 1.10 0.08 56.80 04:10:01 AM all 16.46 0.00 1.82 0.55 0.05 81.12 04:10:01 AM 0 10.33 0.00 1.50 0.65 0.05 87.46 04:10:01 AM 1 22.59 0.00 2.14 0.45 0.05 74.77 04:11:01 AM all 29.51 0.00 1.37 0.25 0.09 68.78 04:11:01 AM 0 22.23 0.00 1.37 0.07 0.08 76.25 04:11:01 AM 1 36.79 0.00 1.37 0.43 0.10 61.31 04:12:01 AM all 9.03 0.00 0.91 0.35 0.04 89.67 04:12:01 AM 0 9.13 0.00 0.95 0.33 0.03 89.55 04:12:01 AM 1 8.93 0.00 0.87 0.37 0.05 89.79 04:13:01 AM all 20.46 0.00 1.37 0.08 0.07 78.03 04:13:01 AM 0 8.88 0.00 1.15 0.10 0.07 89.80 04:13:01 AM 1 32.04 0.00 1.59 0.05 0.07 66.26 04:14:01 AM all 24.00 0.00 2.59 1.03 0.09 72.28 04:14:01 AM 0 21.87 0.00 2.39 0.90 0.08 74.75 04:14:01 AM 1 26.12 0.00 2.80 1.17 0.10 69.82 Average: all 22.82 0.00 2.24 0.87 0.08 73.99 Average: 0 16.54 0.00 1.99 0.79 0.07 80.61 Average: 1 29.09 0.00 2.50 0.95 0.08 67.38