---> uname -a: Linux prd-centos8-builder-2c-4g-4219.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 9.1G 11G 46% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 516 1033 17 2115 2871 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:2e:1a:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.46/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85878sec preferred_lft 85878sec inet6 fe80::f816:3eff:fe2e:1a71/64 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) 06/25/2026 _x86_64_ (2 CPU) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 256.63 188.37 68.25 15306.66 37912.76 03:06:01 AM 59.36 0.38 58.98 34.12 5915.74 03:07:01 AM 57.43 0.03 57.40 0.27 7418.34 03:08:01 AM 39.01 2.15 36.86 85.99 6560.37 03:09:01 AM 23.37 0.27 23.11 41.85 989.64 03:10:01 AM 18.47 0.00 18.47 0.00 447.21 03:11:01 AM 16.37 0.00 16.37 0.00 601.92 03:12:01 AM 16.76 1.10 15.66 69.71 491.85 Average: 60.93 24.04 36.89 1942.76 7542.94 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 1548956 3024624 2204720 58.73 2104 1655072 632696 13.17 137956 1819440 77632 03:06:01 AM 1295196 3001916 2458480 65.50 2104 1874320 619876 12.91 144952 2022096 176840 03:07:01 AM 1089136 2921320 2664540 70.98 2104 1991948 680552 14.17 147664 2195492 142588 03:08:01 AM 1075620 2951868 2678056 71.34 2104 2034936 640936 13.35 173632 2177740 22104 03:09:01 AM 1078100 2960488 2675576 71.28 2104 2041208 636808 13.26 214928 2133192 13492 03:10:01 AM 949708 2871676 2803968 74.70 2104 2080716 725684 15.11 218268 2257708 53024 03:11:01 AM 954676 2870444 2799000 74.57 2104 2074620 721700 15.03 218020 2254140 46928 03:12:01 AM 1102032 2980784 2651644 70.64 2104 2037328 614108 12.79 400080 1924712 7412 Average: 1136678 2947890 2616998 69.72 2104 1973768 659045 13.72 206938 2098065 67502 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 197.24 115.01 959.25 55.81 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 80.01 67.68 933.98 6.96 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 25.06 22.39 109.92 4.34 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 47.66 37.56 659.35 6.32 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 12.31 13.49 12.97 5.53 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 9.10 11.46 7.38 5.58 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 12.72 13.06 11.13 4.11 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 16.68 14.16 16.92 6.83 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 50.10 36.85 338.86 11.94 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) 06/25/2026 _x86_64_ (2 CPU) 03:03:50 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 42.28 0.07 14.10 13.08 2.79 27.68 03:05:01 AM 0 33.61 0.07 15.06 15.30 2.53 33.44 03:05:01 AM 1 50.95 0.07 13.14 10.87 3.04 21.92 03:06:01 AM all 37.20 0.00 4.58 1.38 1.93 54.92 03:06:01 AM 0 24.72 0.00 3.30 1.74 1.86 68.38 03:06:01 AM 1 49.73 0.00 5.86 1.02 2.00 41.40 03:07:01 AM all 32.81 0.00 3.31 1.91 1.34 60.63 03:07:01 AM 0 39.14 0.00 3.99 2.20 1.23 53.44 03:07:01 AM 1 26.51 0.00 2.64 1.63 1.44 67.78 03:08:01 AM all 36.64 0.00 3.38 1.23 1.30 57.45 03:08:01 AM 0 19.80 0.00 3.02 0.87 0.87 75.44 03:08:01 AM 1 53.46 0.00 3.74 1.59 1.74 39.48 03:09:01 AM all 37.87 0.00 2.74 0.61 1.43 57.34 03:09:01 AM 0 26.60 0.00 1.93 0.60 1.13 69.74 03:09:01 AM 1 49.17 0.00 3.55 0.62 1.73 44.93 03:10:01 AM all 39.89 0.00 1.96 0.31 1.73 56.11 03:10:01 AM 0 22.58 0.00 1.69 0.10 1.60 74.03 03:10:01 AM 1 57.28 0.00 2.23 0.53 1.86 38.11 03:11:01 AM all 33.61 0.00 2.36 0.64 1.31 62.08 03:11:01 AM 0 16.37 0.00 1.69 0.70 1.10 80.15 03:11:01 AM 1 50.92 0.00 3.03 0.58 1.52 43.95 03:12:01 AM all 39.96 0.00 3.52 0.57 1.64 54.31 03:12:01 AM 0 22.20 0.00 2.87 0.58 1.36 72.98 03:12:01 AM 1 57.80 0.00 4.17 0.55 1.92 35.56 Average: all 37.53 0.01 4.49 2.46 1.68 53.83 Average: 0 25.61 0.01 4.18 2.75 1.46 65.99 Average: 1 49.46 0.01 4.79 2.17 1.91 41.66