---> uname -a: Linux prd-centos8-builder-2c-4g-4831.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 513 1036 17 2115 2874 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:0c:15:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.171/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85886sec preferred_lft 85886sec inet6 fe80::f816:3eff:fe0c:1574/64 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) 07/02/2026 _x86_64_ (2 CPU) 17:03:51 LINUX RESTART (2 CPU) 05:04:01 PM tps rtps wtps bread/s bwrtn/s 05:05:01 PM 256.21 190.87 65.33 15193.40 37715.66 05:06:01 PM 60.34 0.40 59.94 34.65 5939.10 05:07:01 PM 64.70 2.13 62.56 84.91 10576.71 05:08:01 PM 27.82 0.05 27.77 1.33 3525.07 05:09:01 PM 24.01 0.27 23.74 41.85 969.01 05:10:01 PM 16.36 0.00 16.36 0.00 427.07 05:11:01 PM 16.37 0.63 15.74 20.78 609.76 05:12:01 PM 17.86 0.47 17.39 48.92 507.31 Average: 60.46 24.35 36.10 1928.31 7533.73 05:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 PM 1576424 3033764 2177260 58.00 2104 1637108 646000 13.45 136580 1794496 64948 05:06:01 PM 1327044 3016584 2426640 64.65 2104 1856892 634988 13.22 144780 1991372 168248 05:07:01 PM 1173284 3008728 2580400 68.74 2104 1994740 616516 12.84 147264 2104800 52592 05:08:01 PM 1045564 2921608 2708120 72.15 2104 2034924 698952 14.55 174540 2208880 22236 05:09:01 PM 1076420 2953896 2677264 71.32 2104 2036036 664120 13.83 214328 2136980 8500 05:10:01 PM 1091348 2967860 2662336 70.93 2104 2035060 657540 13.69 214420 2121660 7464 05:11:01 PM 1063784 2940784 2689900 71.66 2104 2035668 682892 14.22 215312 2147880 7464 05:12:01 PM 1066484 2947548 2687200 71.59 2104 2039548 680660 14.17 400684 1960908 9760 Average: 1177544 2973846 2576140 68.63 2104 1958747 660208 13.75 205988 2058372 42652 05:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 PM eth0 195.52 108.76 877.84 55.99 0.00 0.00 0.00 0.00 05:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 PM eth0 68.08 49.39 873.65 5.70 0.00 0.00 0.00 0.00 05:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 PM eth0 33.97 25.92 256.59 5.10 0.00 0.00 0.00 0.00 05:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 PM eth0 45.97 36.09 658.60 6.28 0.00 0.00 0.00 0.00 05:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 PM eth0 12.88 14.51 13.59 5.98 0.00 0.00 0.00 0.00 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 8.81 10.59 7.13 4.86 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 12.19 12.81 10.57 4.06 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 16.08 15.68 18.09 7.66 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 49.19 34.22 339.50 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) 07/02/2026 _x86_64_ (2 CPU) 17:03:51 LINUX RESTART (2 CPU) 05:04:01 PM CPU %user %nice %system %iowait %steal %idle 05:05:01 PM all 40.42 0.08 12.98 13.07 6.98 26.47 05:05:01 PM 0 41.03 0.07 11.71 15.04 6.82 25.34 05:05:01 PM 1 39.81 0.10 14.25 11.10 7.14 27.60 05:06:01 PM all 35.82 0.00 4.41 1.73 4.09 53.94 05:06:01 PM 0 46.94 0.00 5.73 1.35 4.30 41.69 05:06:01 PM 1 24.76 0.00 3.10 2.12 3.88 66.13 05:07:01 PM all 36.41 0.00 3.90 2.96 3.39 53.34 05:07:01 PM 0 54.56 0.00 4.94 2.64 3.53 34.33 05:07:01 PM 1 18.39 0.00 2.87 3.28 3.25 72.22 05:08:01 PM all 36.44 0.00 2.74 0.78 3.85 56.20 05:08:01 PM 0 39.26 0.00 3.07 1.00 3.84 52.84 05:08:01 PM 1 33.63 0.00 2.40 0.56 3.86 59.55 05:09:01 PM all 36.40 0.00 2.66 0.85 3.43 56.66 05:09:01 PM 0 48.37 0.00 2.80 0.95 3.42 44.45 05:09:01 PM 1 24.51 0.00 2.52 0.74 3.44 68.80 05:10:01 PM all 38.07 0.00 2.11 0.31 3.45 56.06 05:10:01 PM 0 56.39 0.00 2.32 0.36 3.66 37.27 05:10:01 PM 1 19.85 0.00 1.90 0.26 3.24 74.74 05:11:01 PM all 33.50 0.00 2.38 0.62 3.06 60.44 05:11:01 PM 0 29.12 0.00 2.63 0.21 2.60 65.44 05:11:01 PM 1 37.86 0.00 2.14 1.02 3.52 55.46 05:12:01 PM all 38.06 0.00 3.17 0.68 3.63 54.46 05:12:01 PM 0 49.22 0.00 3.29 0.78 3.59 43.12 05:12:01 PM 1 26.96 0.00 3.06 0.59 3.66 65.72 Average: all 36.89 0.01 4.30 2.63 3.99 52.19 Average: 0 45.61 0.01 4.57 2.80 3.97 43.05 Average: 1 28.22 0.01 4.03 2.46 4.00 61.28