---> uname -a: Linux prd-centos8-builder-2c-4g-6734.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 496 1049 17 2120 2891 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:ac:ab:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.53/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85842sec preferred_lft 85842sec inet6 fe80::f816:3eff:feac:ab80/64 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) 07/26/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM tps rtps wtps bread/s bwrtn/s 12:06:01 AM 55.97 1.35 54.62 58.12 5697.53 12:07:01 AM 57.56 0.05 57.51 0.40 7910.53 12:08:01 AM 35.24 0.58 34.66 67.44 6862.88 12:09:02 AM 23.46 0.25 23.21 40.12 1212.55 12:10:01 AM 19.44 0.07 19.37 3.12 529.13 12:11:01 AM 15.18 0.00 15.18 0.00 570.46 12:12:01 AM 18.41 0.72 17.69 31.06 501.02 12:13:01 AM 18.98 0.38 18.59 38.65 543.30 Average: 30.55 0.43 30.13 29.92 2983.53 12:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:06:01 AM 1368536 3022700 2385140 63.54 2104 1821896 607608 12.65 145716 1947528 134060 12:07:01 AM 1167976 2998460 2585700 68.88 2104 1990484 605348 12.61 146556 2116084 135884 12:08:01 AM 992316 2911904 2761360 73.56 2104 2079056 679248 14.14 154940 2278948 48392 12:09:02 AM 1089396 2978280 2664280 70.98 2104 2047608 622388 12.96 177756 2157208 16448 12:10:01 AM 1097940 2978696 2655736 70.75 2104 2039640 620388 12.92 214800 2111692 7480 12:11:01 AM 1130124 3010928 2623552 69.89 2104 2039644 584716 12.18 215840 2078908 4 12:12:01 AM 1076588 2958296 2677088 71.32 2104 2040536 635456 13.23 399864 1949392 7508 12:13:01 AM 1070688 2957084 2682988 71.48 2104 2044828 638876 13.30 399712 1954828 20852 Average: 1124196 2977044 2629480 70.05 2104 2012962 624254 13.00 231898 2074324 46328 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 79.40 66.76 733.23 17.01 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 37.19 31.47 328.73 4.30 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 47.18 41.62 655.32 6.27 0.00 0.00 0.00 0.00 12:09:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:02 AM eth0 10.91 11.51 12.17 4.18 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 9.78 11.88 7.50 5.74 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 10.75 11.21 9.45 3.72 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 15.13 14.66 16.48 6.60 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 11.71 12.71 10.13 6.01 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 27.79 25.26 222.07 6.73 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) 07/26/2026 _x86_64_ (2 CPU) 00:03:51 LINUX RESTART (2 CPU) 12:05:01 AM CPU %user %nice %system %iowait %steal %idle 12:06:01 AM all 33.68 0.00 4.06 1.24 1.98 59.04 12:06:01 AM 0 26.75 0.00 3.47 1.60 2.02 66.16 12:06:01 AM 1 40.66 0.00 4.66 0.86 1.95 51.88 12:07:01 AM all 27.07 0.00 3.36 1.94 1.40 66.23 12:07:01 AM 0 17.28 0.00 2.87 1.71 1.34 76.80 12:07:01 AM 1 36.90 0.00 3.85 2.16 1.47 55.62 12:08:01 AM all 32.55 0.00 2.47 1.20 1.78 62.01 12:08:01 AM 0 19.54 0.00 2.10 0.83 1.60 75.94 12:08:01 AM 1 45.56 0.00 2.85 1.56 1.96 48.06 12:09:02 AM all 34.80 0.00 2.72 0.59 1.82 60.08 12:09:02 AM 0 19.01 0.00 2.12 0.51 1.77 76.60 12:09:02 AM 1 50.65 0.00 3.32 0.66 1.88 43.49 12:10:01 AM all 38.85 0.00 2.10 0.23 1.78 57.04 12:10:01 AM 0 12.44 0.00 1.41 0.15 1.33 84.66 12:10:01 AM 1 65.39 0.00 2.79 0.30 2.23 29.28 12:11:01 AM all 30.32 0.00 2.12 0.24 1.60 65.72 12:11:01 AM 0 14.44 0.00 1.47 0.38 1.54 82.17 12:11:01 AM 1 46.28 0.00 2.76 0.10 1.66 49.19 12:12:01 AM all 36.73 0.00 2.74 0.47 1.92 58.14 12:12:01 AM 0 26.99 0.00 2.25 0.36 1.99 68.40 12:12:01 AM 1 46.52 0.00 3.23 0.58 1.85 47.82 12:13:01 AM all 39.37 0.00 3.24 0.60 2.26 54.52 12:13:01 AM 0 22.08 0.00 2.88 0.35 2.09 72.59 12:13:01 AM 1 56.76 0.00 3.60 0.86 2.44 36.34 Average: all 34.17 0.00 2.85 0.81 1.82 60.35 Average: 0 19.84 0.00 2.32 0.74 1.71 75.39 Average: 1 48.56 0.00 3.38 0.89 1.93 45.24