---> uname -a: Linux prd-centos8-builder-2c-4g-154.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 489 944 17 2231 2898 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:ef:cc:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.32.6.125/23 brd 10.32.7.255 scope global dynamic noprefixroute eth0 valid_lft 85754sec preferred_lft 85754sec inet6 fe80::f816:3eff:feef:ccbb/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) 10/16/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:05:01 AM tps rtps wtps bread/s bwrtn/s 05:06:01 AM 56.98 6.28 50.70 926.36 5639.92 05:07:01 AM 57.19 0.70 56.49 201.57 8122.00 05:08:01 AM 44.20 0.58 43.62 67.44 12654.12 05:09:01 AM 30.41 0.05 30.36 1.33 3819.33 05:10:01 AM 23.48 0.20 23.28 32.39 4569.58 05:11:01 AM 13.16 0.03 13.13 1.73 337.75 05:12:01 AM 13.45 0.00 13.45 0.00 449.89 05:13:01 AM 7.90 0.00 7.90 0.00 389.09 05:14:01 AM 27.82 11.20 16.63 394.27 481.62 Average: 30.51 2.12 28.39 180.57 4051.47 05:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:06:01 AM 1401956 3045844 2351720 62.65 2104 1812540 593188 12.35 135112 1927172 135684 05:07:01 AM 1133120 3019624 2620556 69.81 2104 2046696 592876 12.35 137692 2162808 175236 05:08:01 AM 881496 2925464 2872180 76.52 2104 2203012 684776 14.26 153980 2390828 67696 05:09:01 AM 810912 2872516 2942764 78.40 2104 2219536 728152 15.16 183616 2427744 119164 05:10:01 AM 1001168 2985152 2752508 73.33 2104 2142320 621608 12.94 214796 2206800 5828 05:11:01 AM 1012544 2999112 2741132 73.03 2104 2145040 608396 12.67 215940 2195688 8492 05:12:01 AM 1004620 2988604 2749056 73.24 2104 2142380 616748 12.84 216264 2202764 4 05:13:01 AM 976004 2962532 2777672 74.00 2104 2145044 638428 13.29 216984 2231444 2804 05:14:01 AM 1000208 2998056 2753468 73.35 2104 2155840 604644 12.59 408392 2015332 7516 Average: 1024670 2977434 2729006 72.70 2104 2112490 632091 13.16 209197 2195620 58047 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 50.33 43.67 854.01 5.58 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 55.42 49.93 909.57 6.26 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 43.52 40.54 717.30 6.07 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 7.03 8.60 4.19 6.70 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 7.88 8.71 8.84 3.08 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 8.56 9.00 4.70 4.01 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 6.77 7.60 4.64 2.77 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 9.28 7.95 11.28 2.03 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 14.25 12.93 13.34 6.48 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 22.56 20.99 280.87 4.78 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) 10/16/2026 _x86_64_ (2 CPU) 05:03:48 LINUX RESTART (2 CPU) 05:05:01 AM CPU %user %nice %system %iowait %steal %idle 05:06:01 AM all 23.62 0.00 3.35 1.68 0.09 71.26 05:06:01 AM 0 8.02 0.00 2.02 1.65 0.10 88.21 05:06:01 AM 1 39.22 0.00 4.69 1.70 0.08 54.30 05:07:01 AM all 21.57 0.00 3.21 1.78 0.08 73.36 05:07:01 AM 0 12.89 0.00 2.70 2.27 0.08 82.06 05:07:01 AM 1 30.26 0.00 3.72 1.29 0.08 64.65 05:08:01 AM all 28.34 0.00 2.60 1.46 0.09 67.50 05:08:01 AM 0 16.99 0.00 1.99 1.80 0.08 79.14 05:08:01 AM 1 39.71 0.00 3.22 1.12 0.10 55.85 05:09:01 AM all 26.00 0.00 2.48 0.73 0.08 70.71 05:09:01 AM 0 14.97 0.00 1.97 0.70 0.07 82.29 05:09:01 AM 1 37.02 0.00 3.00 0.75 0.10 59.13 05:10:01 AM all 19.81 0.00 2.00 0.65 0.07 77.47 05:10:01 AM 0 5.88 0.00 1.50 1.17 0.08 91.37 05:10:01 AM 1 33.73 0.00 2.50 0.13 0.05 63.58 05:11:01 AM all 20.51 0.00 1.60 0.19 0.07 77.63 05:11:01 AM 0 3.59 0.00 1.04 0.00 0.05 95.32 05:11:01 AM 1 37.39 0.00 2.17 0.38 0.08 59.98 05:12:01 AM all 18.92 0.00 0.94 0.18 0.07 79.89 05:12:01 AM 0 16.63 0.00 0.90 0.17 0.07 82.23 05:12:01 AM 1 21.21 0.00 0.98 0.18 0.07 77.55 05:13:01 AM all 10.00 0.00 1.08 0.22 0.06 88.65 05:13:01 AM 0 9.41 0.00 0.89 0.43 0.07 89.20 05:13:01 AM 1 10.59 0.00 1.27 0.00 0.05 88.09 05:14:01 AM all 26.75 0.00 2.09 0.86 0.08 70.23 05:14:01 AM 0 9.01 0.00 1.62 1.57 0.07 87.74 05:14:01 AM 1 44.45 0.00 2.55 0.15 0.08 52.77 Average: all 21.73 0.00 2.15 0.86 0.08 75.19 Average: 0 10.82 0.00 1.62 1.08 0.07 86.39 Average: 1 32.62 0.00 2.68 0.63 0.08 63.99