---> uname -a: Linux prd-centos8-builder-2c-4g-1483.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 47% / tmpfs 367M 0 367M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 3665 502 925 17 2238 2883 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:da:8b:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.157/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85748sec preferred_lft 85748sec inet6 fe80::f816:3eff:feda:8b00/64 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) 10/30/2026 _x86_64_ (2 CPU) 17:03:45 LINUX RESTART (2 CPU) 05:05:01 PM tps rtps wtps bread/s bwrtn/s 05:06:01 PM 54.77 6.36 48.40 928.49 5392.52 05:07:01 PM 61.91 0.70 61.21 201.57 8255.72 05:08:01 PM 44.97 0.58 44.39 67.44 12858.23 05:09:01 PM 32.06 0.05 32.01 1.33 3915.16 05:10:01 PM 25.47 1.20 24.28 61.31 4600.80 05:11:01 PM 17.16 0.03 17.13 1.73 575.72 05:12:01 PM 12.93 0.00 12.93 0.00 468.28 05:13:01 PM 6.76 0.00 6.76 0.00 199.10 05:14:01 PM 31.24 11.18 20.06 394.33 764.37 Average: 31.92 2.23 29.68 184.02 4114.42 05:05:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 PM 1398536 3041084 2355140 62.74 2104 1811144 589196 12.27 135176 1931752 136680 05:07:01 PM 1106512 3002448 2647164 70.52 2104 2055480 610744 12.72 137964 2185472 185828 05:08:01 PM 858540 2907924 2895136 77.13 2104 2207752 691476 14.40 154228 2410000 69632 05:09:01 PM 866908 2868324 2886768 76.91 2104 2159696 740268 15.42 179804 2374760 56432 05:10:01 PM 979520 2968288 2774156 73.91 2104 2146460 630860 13.14 217224 2220916 6228 05:11:01 PM 974880 2965924 2778796 74.03 2104 2148792 624544 13.01 218676 2225928 8504 05:12:01 PM 984392 2973160 2769284 73.78 2104 2146520 618116 12.87 218896 2217068 4 05:13:01 PM 967140 2958104 2786536 74.23 2104 2148796 631368 13.15 219320 2234196 8492 05:14:01 PM 990388 2992784 2763288 73.62 2104 2159584 606904 12.64 410516 2017328 7384 Average: 1014091 2964227 2739585 72.98 2104 2109358 638164 13.29 210200 2201936 53243 05:05:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 43.77 38.10 866.66 5.27 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 62.56 52.92 921.97 8.78 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 39.99 37.32 736.43 5.95 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 6.83 8.03 4.12 3.44 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 15.33 13.58 14.82 12.75 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 9.55 9.81 5.07 4.39 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 6.21 7.13 4.38 2.50 0.00 0.00 0.00 0.00 05:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM eth0 8.11 7.70 7.34 2.04 0.00 0.00 0.00 0.00 05:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM eth0 14.36 13.35 13.31 6.46 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 22.97 20.88 286.00 5.73 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) 10/30/2026 _x86_64_ (2 CPU) 17:03:45 LINUX RESTART (2 CPU) 05:05:01 PM CPU %user %nice %system %iowait %steal %idle 05:06:01 PM all 24.23 0.00 3.42 1.23 0.09 71.02 05:06:01 PM 0 40.74 0.00 4.90 1.73 0.10 52.53 05:06:01 PM 1 7.71 0.00 1.94 0.73 0.08 89.54 05:07:01 PM all 22.33 0.00 3.25 1.94 0.09 72.38 05:07:01 PM 0 33.31 0.00 3.79 1.55 0.08 61.27 05:07:01 PM 1 11.36 0.00 2.70 2.34 0.10 83.50 05:08:01 PM all 29.73 0.00 2.67 1.57 0.09 65.94 05:08:01 PM 0 41.86 0.00 3.09 1.49 0.10 53.46 05:08:01 PM 1 17.59 0.00 2.25 1.65 0.08 78.42 05:09:01 PM all 25.37 0.00 2.43 0.68 0.08 71.44 05:09:01 PM 0 42.64 0.00 3.28 0.82 0.08 53.17 05:09:01 PM 1 8.08 0.00 1.59 0.53 0.07 89.74 05:10:01 PM all 21.31 0.00 2.33 0.80 0.08 75.49 05:10:01 PM 0 37.26 0.00 2.90 0.12 0.10 59.62 05:10:01 PM 1 5.36 0.00 1.75 1.48 0.05 91.36 05:11:01 PM all 21.94 0.00 1.69 0.38 0.08 75.91 05:11:01 PM 0 29.33 0.00 1.77 0.07 0.08 68.76 05:11:01 PM 1 14.54 0.00 1.62 0.69 0.07 83.08 05:12:01 PM all 20.02 0.00 1.16 0.19 0.06 78.57 05:12:01 PM 0 36.06 0.00 1.67 0.15 0.07 62.05 05:12:01 PM 1 3.92 0.00 0.65 0.23 0.05 95.15 05:13:01 PM all 9.73 0.00 1.15 0.18 0.04 88.91 05:13:01 PM 0 9.11 0.00 1.23 0.33 0.03 89.29 05:13:01 PM 1 10.34 0.00 1.07 0.02 0.05 88.52 05:14:01 PM all 27.00 0.00 2.12 0.98 0.08 69.81 05:14:01 PM 0 44.25 0.00 2.22 0.38 0.10 53.05 05:14:01 PM 1 9.72 0.00 2.02 1.59 0.07 86.60 Average: all 22.41 0.00 2.25 0.88 0.08 74.38 Average: 0 34.95 0.00 2.76 0.74 0.08 61.47 Average: 1 9.85 0.00 1.73 1.03 0.07 87.32