---> uname -a: Linux prd-centos8-robot-2c-8g-22679.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 UTC 2024 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 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 588 4729 19 2378 6804 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 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:9c:22:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.58/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe9c:22b7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/27/2026 _x86_64_ (2 CPU) 08:34:38 LINUX RESTART (2 CPU) 08:35:01 AM tps rtps wtps bread/s bwrtn/s 08:36:01 AM 164.31 105.47 58.84 9804.73 36942.51 08:37:01 AM 63.88 15.71 48.17 3802.20 5004.60 08:38:01 AM 107.50 0.07 107.43 1.87 13245.48 08:39:01 AM 20.53 1.05 19.48 73.99 1781.50 08:40:01 AM 16.81 0.38 16.43 64.25 646.03 08:41:01 AM 66.84 9.15 57.70 1502.83 3562.76 08:42:01 AM 52.44 0.28 52.16 46.26 6808.73 Average: 70.35 18.89 51.46 2186.66 9718.61 08:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:36:01 AM 6102256 7372064 1780176 22.58 2688 1469736 345348 3.87 126476 1401260 920 08:37:01 AM 5357320 7009512 2525112 32.03 2688 1841568 757780 8.48 201596 2030360 133204 08:38:01 AM 5040196 6952000 2842236 36.06 2688 2088032 773640 8.66 198344 2299708 79704 08:39:01 AM 5146544 7006284 2735888 34.71 2688 2036336 704040 7.88 207408 2184636 12 08:40:01 AM 5229300 7091324 2653132 33.66 2688 2038264 645072 7.22 228364 2079896 20 08:41:01 AM 4894768 7016340 2987664 37.90 2688 2288088 683348 7.65 269412 2342176 174516 08:42:01 AM 4833132 6954200 3049300 38.68 2688 2287744 734256 8.22 480192 2191052 10132 Average: 5229074 7057389 2653358 33.66 2688 2007110 663355 7.43 244542 2075584 56930 08:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 AM eth0 5.52 2.70 1.05 0.56 0.00 0.00 0.00 0.00 08:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 AM eth0 342.62 194.39 1669.81 58.10 0.00 0.00 0.00 0.00 08:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 AM eth0 91.42 63.67 890.21 9.57 0.00 0.00 0.00 0.00 08:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 AM eth0 7.00 1.87 2.23 0.50 0.00 0.00 0.00 0.00 08:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 AM eth0 13.98 13.03 6.51 4.76 0.00 0.00 0.00 0.00 08:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:41:01 AM eth0 44.95 39.75 338.85 17.50 0.00 0.00 0.00 0.00 08:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:42:01 AM eth0 41.44 35.33 22.60 16.39 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 78.12 50.10 418.70 15.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/27/2026 _x86_64_ (2 CPU) 08:34:38 LINUX RESTART (2 CPU) 08:35:01 AM CPU %user %nice %system %iowait %steal %idle 08:36:01 AM all 12.39 0.08 6.05 73.35 0.10 8.03 08:36:01 AM 0 12.95 0.03 6.34 70.90 0.12 9.66 08:36:01 AM 1 11.82 0.13 5.77 75.78 0.08 6.41 08:37:01 AM all 30.03 0.00 5.05 7.46 0.11 57.36 08:37:01 AM 0 39.67 0.00 5.44 7.04 0.10 47.75 08:37:01 AM 1 20.44 0.00 4.65 7.89 0.12 66.90 08:38:01 AM all 26.15 0.00 4.50 9.64 0.11 59.60 08:38:01 AM 0 33.20 0.00 5.78 8.88 0.12 52.02 08:38:01 AM 1 19.15 0.00 3.23 10.39 0.10 67.13 08:39:01 AM all 3.05 0.00 0.55 0.28 0.04 96.07 08:39:01 AM 0 2.85 0.00 0.42 0.25 0.05 96.43 08:39:01 AM 1 3.26 0.00 0.68 0.32 0.03 95.71 08:40:01 AM all 11.08 0.00 1.91 0.28 0.05 86.69 08:40:01 AM 0 12.63 0.00 1.60 0.30 0.05 85.42 08:40:01 AM 1 9.52 0.00 2.22 0.25 0.05 87.96 08:41:01 AM all 33.18 0.00 6.07 2.52 0.11 58.12 08:41:01 AM 0 32.33 0.00 6.11 3.20 0.10 58.26 08:41:01 AM 1 34.02 0.00 6.03 1.85 0.12 57.99 08:42:01 AM all 22.49 0.00 3.17 1.29 0.14 72.90 08:42:01 AM 0 32.53 0.00 3.54 0.77 0.15 63.01 08:42:01 AM 1 12.44 0.00 2.81 1.82 0.13 82.80 Average: all 19.77 0.01 3.90 13.45 0.09 62.77 Average: 0 23.73 0.00 4.17 12.95 0.10 59.05 Average: 1 15.82 0.02 3.63 13.95 0.09 66.49