---> uname -a: Linux prd-centos8-builder-2c-4g-12792.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 509 981 17 2174 2879 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:51:24:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.7.87/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85794sec preferred_lft 85794sec inet6 fe80::f816:3eff:fe51:24af/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) 09/16/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:05:01 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 56.50 6.30 50.20 926.36 5464.35 05:07:01 AM 58.36 0.73 57.62 202.10 7608.08 05:08:02 AM 34.67 0.60 34.07 68.24 8578.52 05:09:01 AM 22.45 0.17 22.28 31.59 1102.42 05:10:01 AM 18.41 0.07 18.34 3.07 441.94 05:11:01 AM 14.28 0.00 14.28 0.00 504.76 05:12:01 AM 6.60 0.00 6.60 0.00 311.16 05:13:01 AM 25.42 10.98 14.45 378.94 496.30 05:14:01 AM 20.86 1.30 19.56 63.58 589.67 Average: 28.63 2.24 26.39 186.27 2791.65 05:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1390168 3029720 2363508 62.97 2104 1808356 595408 12.40 135268 1938824 134908 05:07:01 AM 1107812 2983296 2645864 70.49 2104 2035780 616396 12.84 138080 2187004 184084 05:08:02 AM 1047508 2972024 2706168 72.09 2104 2083696 622188 12.96 152024 2224808 19428 05:09:01 AM 1098352 3023520 2655324 70.74 2104 2084612 579152 12.06 167904 2160100 40 05:10:01 AM 957924 2883092 2795752 74.48 2104 2084704 716280 14.92 207508 2261240 5840 05:11:01 AM 1049568 2974828 2704108 72.04 2104 2084712 621764 12.95 208128 2169252 5820 05:12:01 AM 1050688 2975920 2702988 72.01 2104 2084712 619216 12.89 208464 2168912 4 05:13:01 AM 1057936 2996600 2695740 71.82 2104 2097700 597468 12.44 399608 1968892 7516 05:14:01 AM 1043744 2988096 2709932 72.19 2104 2102736 595728 12.41 407756 1973180 20856 Average: 1089300 2980788 2664376 70.98 2104 2051890 618178 12.87 224971 2116912 42055 05:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 47.77 40.14 846.77 5.34 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 51.86 46.61 679.86 6.22 0.00 0.00 0.00 0.00 05:08:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:02 AM eth0 41.44 37.30 669.81 5.84 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 8.35 9.61 9.20 3.46 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 11.21 12.10 5.83 5.93 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 7.43 7.98 5.02 3.14 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 5.87 5.53 5.23 0.81 0.00 0.00 0.00 0.00 05:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 AM eth0 14.61 13.33 12.69 9.88 0.00 0.00 0.00 0.00 05:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 AM eth0 17.61 16.96 13.66 13.31 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 22.93 21.08 250.23 6.00 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) 09/16/2026 _x86_64_ (2 CPU) 05:03:49 LINUX RESTART (2 CPU) 05:05:01 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 23.45 0.00 3.31 1.91 0.08 71.24 05:06:01 AM 0 16.33 0.00 2.87 1.98 0.08 78.74 05:06:01 AM 1 30.58 0.00 3.76 1.84 0.08 63.75 05:07:01 AM all 22.24 0.00 3.17 1.94 0.07 72.58 05:07:01 AM 0 15.13 0.00 2.52 1.63 0.05 80.67 05:07:01 AM 1 29.38 0.00 3.83 2.24 0.08 64.47 05:08:02 AM all 25.09 0.00 2.12 0.83 0.08 71.88 05:08:02 AM 0 10.53 0.00 1.97 1.29 0.08 86.13 05:08:02 AM 1 39.63 0.00 2.27 0.37 0.08 57.66 05:09:01 AM all 17.46 0.00 1.38 0.59 0.06 80.50 05:09:01 AM 0 12.64 0.00 1.29 1.09 0.05 84.93 05:09:01 AM 1 22.28 0.00 1.48 0.10 0.07 76.07 05:10:01 AM all 27.12 0.00 1.89 0.07 0.08 70.85 05:10:01 AM 0 23.55 0.00 2.19 0.07 0.07 74.13 05:10:01 AM 1 30.70 0.00 1.59 0.07 0.08 67.57 05:11:01 AM all 17.20 0.00 1.28 0.24 0.05 81.23 05:11:01 AM 0 7.41 0.00 0.77 0.15 0.05 91.62 05:11:01 AM 1 26.98 0.00 1.78 0.33 0.05 70.85 05:12:01 AM all 6.36 0.00 0.73 0.15 0.03 92.72 05:12:01 AM 0 5.31 0.00 0.68 0.20 0.03 93.77 05:12:01 AM 1 7.41 0.00 0.78 0.10 0.03 91.68 05:13:01 AM all 20.28 0.00 1.97 0.63 0.07 77.04 05:13:01 AM 0 19.13 0.00 1.90 0.02 0.07 78.88 05:13:01 AM 1 21.44 0.00 2.04 1.25 0.07 75.21 05:14:01 AM all 27.55 0.00 2.55 0.58 0.08 69.24 05:14:01 AM 0 19.08 0.00 2.10 0.43 0.07 78.32 05:14:01 AM 1 36.02 0.00 3.00 0.73 0.08 60.16 Average: all 20.76 0.00 2.05 0.77 0.07 76.36 Average: 0 14.35 0.00 1.81 0.76 0.06 83.02 Average: 1 27.16 0.00 2.28 0.78 0.07 69.70