---> uname -a: Linux prd-centos8-builder-2c-4g-6984.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 511 1038 17 2115 2876 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:36:47:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.62/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:fe36:47dd/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) 07/29/2026 _x86_64_ (2 CPU) 15:03:49 LINUX RESTART (2 CPU) 03:04:01 PM tps rtps wtps bread/s bwrtn/s 03:05:02 PM 250.42 176.66 73.76 14788.14 38047.84 03:06:01 PM 63.71 0.27 63.44 32.67 6321.42 03:07:01 PM 63.83 0.58 63.25 67.17 10753.36 03:08:01 PM 24.63 0.08 24.54 1.87 2624.71 03:09:01 PM 23.96 0.92 23.04 63.18 1190.60 03:10:01 PM 16.36 0.00 16.36 0.00 403.93 03:11:01 PM 15.04 0.00 15.04 0.00 571.34 03:12:01 PM 19.91 0.25 19.66 25.06 794.90 Average: 59.72 22.39 37.33 1876.17 7591.26 03:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:02 PM 1590364 3056112 2163312 57.63 2104 1644648 594580 12.38 137292 1776956 69064 03:06:01 PM 1288144 2997824 2465532 65.68 2104 1877256 626160 13.04 145164 2028472 178508 03:07:01 PM 1145340 2980276 2608336 69.49 2104 1994352 612596 12.76 148296 2132356 25092 03:08:01 PM 1026956 2915288 2726720 72.64 2104 2047428 678232 14.12 174820 2224336 34144 03:09:01 PM 1083284 2967540 2670392 71.14 2104 2042984 623604 12.99 215324 2125800 15176 03:10:01 PM 1010076 2914344 2743600 73.09 2104 2063144 705924 14.70 216660 2199160 35380 03:11:01 PM 1044296 2921652 2709380 72.18 2104 2036260 671536 13.98 214836 2167140 8492 03:12:01 PM 1062104 2940272 2691572 71.70 2104 2036948 655128 13.64 409040 1955024 8284 Average: 1156320 2961664 2597356 69.19 2104 1967878 645970 13.45 207679 2076156 46768 03:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:02 PM eth0 211.44 113.16 981.97 55.63 0.00 0.00 0.00 0.00 03:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 PM eth0 87.61 75.69 980.88 7.86 0.00 0.00 0.00 0.00 03:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 PM eth0 25.97 23.90 86.18 4.68 0.00 0.00 0.00 0.00 03:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 PM eth0 52.12 46.42 655.57 6.84 0.00 0.00 0.00 0.00 03:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 PM eth0 12.51 13.81 13.31 5.01 0.00 0.00 0.00 0.00 03:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 PM eth0 7.96 9.96 6.43 4.80 0.00 0.00 0.00 0.00 03:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 PM eth0 11.84 11.89 10.63 3.55 0.00 0.00 0.00 0.00 03:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 PM eth0 15.19 14.61 16.39 7.12 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 53.01 38.60 342.57 11.95 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) 07/29/2026 _x86_64_ (2 CPU) 15:03:49 LINUX RESTART (2 CPU) 03:04:01 PM CPU %user %nice %system %iowait %steal %idle 03:05:02 PM all 43.59 0.06 12.98 13.07 1.52 28.78 03:05:02 PM 0 44.32 0.07 15.64 12.83 1.62 25.51 03:05:02 PM 1 42.86 0.05 10.30 13.30 1.42 32.05 03:06:01 PM all 37.07 0.00 4.37 1.26 1.24 56.06 03:06:01 PM 0 41.76 0.00 4.84 1.51 1.25 50.64 03:06:01 PM 1 32.36 0.00 3.89 1.02 1.22 61.51 03:07:01 PM all 37.80 0.00 4.24 2.49 1.43 54.04 03:07:01 PM 0 56.85 0.00 5.24 1.99 1.32 34.61 03:07:01 PM 1 18.88 0.00 3.25 2.98 1.54 73.34 03:08:01 PM all 36.50 0.00 2.49 0.58 1.24 59.18 03:08:01 PM 0 49.47 0.00 2.84 0.50 1.22 45.98 03:08:01 PM 1 23.56 0.00 2.15 0.67 1.26 72.36 03:09:01 PM all 33.66 0.00 2.75 0.74 1.36 61.49 03:09:01 PM 0 47.29 0.00 2.97 0.40 1.52 47.82 03:09:01 PM 1 20.05 0.00 2.53 1.08 1.20 75.14 03:10:01 PM all 35.26 0.00 1.93 0.26 1.46 61.09 03:10:01 PM 0 61.70 0.00 2.67 0.48 1.82 33.33 03:10:01 PM 1 8.92 0.00 1.20 0.03 1.11 88.74 03:11:01 PM all 34.86 0.00 2.64 0.30 1.55 60.65 03:11:01 PM 0 43.94 0.00 2.55 0.47 1.66 51.38 03:11:01 PM 1 25.79 0.00 2.74 0.13 1.43 69.91 03:12:01 PM all 39.10 0.00 3.03 0.35 1.56 55.96 03:12:01 PM 0 39.31 0.00 2.99 0.33 1.68 55.69 03:12:01 PM 1 38.89 0.00 3.08 0.37 1.44 56.23 Average: all 37.23 0.01 4.30 2.38 1.42 54.67 Average: 0 48.09 0.01 4.96 2.31 1.51 43.12 Average: 1 26.37 0.01 3.64 2.44 1.33 66.22