---> uname -a: Linux prd-centos8-builder-2c-4g-1512.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 509 914 17 2241 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:cd:5d:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.3/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85723sec preferred_lft 85723sec inet6 fe80::f816:3eff:fecd:5d0d/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) 10/31/2026 _x86_64_ (2 CPU) 02:03:47 LINUX RESTART (2 CPU) 02:05:01 AM tps rtps wtps bread/s bwrtn/s 02:06:01 AM 53.82 6.28 47.53 926.36 5252.85 02:07:01 AM 60.03 0.60 59.43 184.61 8432.44 02:08:01 AM 33.99 0.68 33.31 84.39 6816.88 02:09:01 AM 40.45 0.05 40.40 1.33 9834.04 02:10:01 AM 23.98 0.17 23.81 31.06 4718.98 02:11:01 AM 18.54 0.07 18.47 3.06 464.91 02:12:01 AM 12.48 1.02 11.46 28.92 303.93 02:13:01 AM 6.25 0.00 6.25 0.00 304.08 02:14:01 AM 22.03 11.03 11.00 378.94 274.96 02:15:01 AM 19.21 0.38 18.83 38.66 563.81 Average: 29.08 2.03 27.05 167.73 3696.64 02:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:06:01 AM 1394152 3039460 2359532 62.86 2104 1814132 600820 12.51 135280 1936472 136676 02:07:01 AM 1184928 3037436 2568756 68.43 2104 2012312 590768 12.30 136752 2109824 140224 02:08:01 AM 1040988 2990300 2712696 72.27 2104 2107588 610320 12.71 140836 2243216 145648 02:09:01 AM 1005436 2970472 2748248 73.21 2104 2122960 636724 13.26 174384 2241684 17276 02:10:01 AM 1019700 3011740 2733984 72.83 2104 2149660 593564 12.36 176212 2223080 7380 02:11:01 AM 989076 2980092 2764608 73.65 2104 2148612 629336 13.11 217108 2213460 6208 02:12:01 AM 976212 2968080 2777472 73.99 2104 2149484 623388 12.98 218456 2224288 6228 02:13:01 AM 973040 2964880 2780644 74.08 2104 2149488 632172 13.16 219188 2225996 12 02:14:01 AM 983844 2987484 2769840 73.79 2104 2160940 604048 12.58 410576 2023672 6372 02:15:01 AM 1003300 3011920 2750384 73.27 2104 2165200 594224 12.37 417212 1995200 19712 Average: 1057068 2996186 2696616 71.84 2104 2098038 611536 12.73 224600 2143689 48574 02:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 48.73 41.00 865.55 5.40 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 33.46 26.96 639.96 3.96 0.00 0.00 0.00 0.00 02:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:08:01 AM eth0 31.84 26.41 330.16 4.31 0.00 0.00 0.00 0.00 02:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:09:01 AM eth0 43.05 39.30 687.23 5.70 0.00 0.00 0.00 0.00 02:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:01 AM eth0 7.61 8.36 8.85 2.78 0.00 0.00 0.00 0.00 02:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:11:01 AM eth0 10.04 12.06 5.09 5.68 0.00 0.00 0.00 0.00 02:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:12:01 AM eth0 14.60 12.83 10.43 14.73 0.00 0.00 0.00 0.00 02:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:13:01 AM eth0 6.20 5.77 5.65 0.85 0.00 0.00 0.00 0.00 02:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 AM eth0 15.53 13.71 13.19 5.75 0.00 0.00 0.00 0.00 02:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 AM eth0 11.41 12.38 7.78 5.85 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 22.25 19.88 257.39 5.50 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) 10/31/2026 _x86_64_ (2 CPU) 02:03:47 LINUX RESTART (2 CPU) 02:05:01 AM CPU %user %nice %system %iowait %steal %idle 02:06:01 AM all 24.49 0.00 3.42 1.50 0.08 70.51 02:06:01 AM 0 23.65 0.00 3.52 1.54 0.08 71.21 02:06:01 AM 1 25.33 0.00 3.32 1.47 0.08 69.81 02:07:01 AM all 25.81 0.00 3.12 2.38 3.80 64.90 02:07:01 AM 0 17.41 0.00 1.91 2.12 4.13 74.43 02:07:01 AM 1 34.32 0.00 4.35 2.64 3.46 55.23 02:08:01 AM all 25.61 0.00 3.02 0.86 2.16 68.35 02:08:01 AM 0 21.97 0.00 3.02 1.20 2.36 71.46 02:08:01 AM 1 29.29 0.00 3.02 0.51 1.96 65.22 02:09:01 AM all 23.95 0.00 2.68 1.35 0.09 71.93 02:09:01 AM 0 16.26 0.00 3.28 1.65 0.08 78.73 02:09:01 AM 1 31.62 0.00 2.08 1.05 0.10 65.14 02:10:01 AM all 22.31 0.00 2.07 0.69 0.08 74.85 02:10:01 AM 0 6.11 0.00 1.60 0.43 0.05 91.80 02:10:01 AM 1 38.50 0.00 2.53 0.95 0.10 57.91 02:11:01 AM all 29.40 0.00 1.70 0.18 0.08 68.63 02:11:01 AM 0 9.17 0.00 1.14 0.27 0.05 89.38 02:11:01 AM 1 49.62 0.00 2.27 0.10 0.12 47.89 02:12:01 AM all 20.39 0.00 1.37 0.12 0.08 78.05 02:12:01 AM 0 22.55 0.00 1.40 0.17 0.08 75.79 02:12:01 AM 1 18.23 0.00 1.33 0.07 0.07 80.30 02:13:01 AM all 6.31 0.00 0.76 0.22 0.03 92.68 02:13:01 AM 0 6.82 0.00 0.84 0.23 0.03 92.07 02:13:01 AM 1 5.80 0.00 0.68 0.20 0.03 93.28 02:14:01 AM all 21.79 0.00 1.90 0.58 0.07 75.67 02:14:01 AM 0 13.35 0.00 1.80 1.05 0.05 83.75 02:14:01 AM 1 30.22 0.00 2.00 0.10 0.08 67.60 02:15:01 AM all 27.89 0.00 2.24 0.49 0.08 69.30 02:15:01 AM 0 15.47 0.00 1.97 0.38 0.07 82.11 02:15:01 AM 1 40.30 0.00 2.50 0.60 0.10 56.50 Average: all 22.81 0.00 2.23 0.84 0.67 73.45 Average: 0 15.30 0.00 2.05 0.91 0.71 81.03 Average: 1 30.33 0.00 2.41 0.77 0.62 65.87