---> uname -a: Linux prd-centos8-docker-8c-8g-4313.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 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): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 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): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1068 26406 19 4414 30354 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:d1:d5:2c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.83/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85973sec preferred_lft 85973sec inet6 fe80::f816:3eff:fed1:d52c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:a1:9a:3b brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:16ff:fea1:9a3b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/07/2026 _x86_64_ (8 CPU) 07:30:49 LINUX RESTART (8 CPU) 07:31:01 AM tps rtps wtps bread/s bwrtn/s 07:32:01 AM 335.77 62.36 273.41 8621.43 44303.40 07:33:01 AM 284.05 16.65 267.41 3200.40 15260.14 07:34:01 AM 62.57 2.63 59.94 1043.83 10509.90 07:35:01 AM 257.61 16.36 241.25 5505.23 29158.28 07:36:01 AM 39.79 0.00 39.79 0.00 21660.99 07:37:01 AM 19.28 0.07 19.21 50.12 735.76 Average: 166.52 16.35 150.17 3070.39 20272.33 07:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:32:01 AM 29518908 31231020 3136804 9.61 2688 2032608 1466220 4.35 137308 2559976 218216 07:33:01 AM 28096800 30308152 4558912 13.96 2688 2523940 2247864 6.67 205000 3867976 239856 07:34:01 AM 27016748 29614924 5638964 17.27 2688 2906652 2808176 8.33 313992 4818620 293492 07:35:01 AM 25454336 29336312 7201376 22.05 2688 4173032 3054408 9.06 742880 5893788 612204 07:36:01 AM 25345620 29265340 7310092 22.39 2688 4210132 3054408 9.06 743532 5998900 7812 07:37:01 AM 25298096 29227048 7357616 22.53 2688 4218720 3068856 9.11 750836 6037140 20 Average: 26788418 29830466 5867294 17.97 2688 3344181 2616655 7.76 482258 4862733 228600 07:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:32:01 AM eth0 375.32 240.19 1849.66 64.65 0.00 0.00 0.00 0.00 07:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 AM eth0 508.38 371.12 5793.56 68.47 0.00 0.00 0.00 0.00 07:33:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 AM eth0 908.97 329.10 4848.62 53.73 0.00 0.00 0.00 0.00 07:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 AM lo 12.86 12.86 1.35 1.35 0.00 0.00 0.00 0.00 07:35:01 AM eth0 545.35 186.30 3832.87 31.10 0.00 0.00 0.00 0.00 07:35:01 AM docker0 4.78 5.98 0.65 0.69 0.00 0.00 0.00 0.00 07:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:36:01 AM eth0 275.19 221.66 711.79 61.87 0.00 0.00 0.00 0.00 07:36:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:37:01 AM eth0 111.68 94.00 163.74 33.44 0.00 0.00 0.00 0.00 07:37:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.14 2.14 0.23 0.23 0.00 0.00 0.00 0.00 Average: eth0 454.15 240.39 2866.71 52.21 0.00 0.00 0.00 0.00 Average: docker0 0.80 1.00 0.11 0.12 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 04/07/2026 _x86_64_ (8 CPU) 07:30:49 LINUX RESTART (8 CPU) 07:31:01 AM CPU %user %nice %system %iowait %steal %idle 07:32:01 AM all 15.08 0.00 2.66 1.06 0.06 81.14 07:32:01 AM 0 7.16 0.00 3.62 2.57 0.08 86.57 07:32:01 AM 1 31.88 0.00 3.96 0.89 0.07 63.20 07:32:01 AM 2 16.37 0.00 2.32 0.48 0.05 80.77 07:32:01 AM 3 16.75 0.00 2.41 0.39 0.08 80.37 07:32:01 AM 4 16.30 0.00 2.49 1.17 0.05 79.99 07:32:01 AM 5 15.19 0.00 2.70 0.25 0.05 81.81 07:32:01 AM 6 10.69 0.00 1.70 0.87 0.03 86.70 07:32:01 AM 7 6.26 0.00 2.11 1.87 0.05 89.71 07:33:01 AM all 16.61 0.00 1.40 0.83 0.07 81.08 07:33:01 AM 0 11.90 0.00 1.42 0.82 0.07 85.79 07:33:01 AM 1 32.06 0.00 1.22 0.89 0.08 65.75 07:33:01 AM 2 16.69 0.00 1.82 1.46 0.05 79.98 07:33:01 AM 3 17.67 0.00 1.52 0.40 0.07 80.34 07:33:01 AM 4 16.42 0.00 1.17 1.02 0.08 81.30 07:33:01 AM 5 15.67 0.00 1.34 0.82 0.08 82.09 07:33:01 AM 6 7.67 0.00 1.22 0.65 0.05 90.41 07:33:01 AM 7 14.79 0.00 1.49 0.62 0.07 83.04 07:34:01 AM all 28.61 0.00 1.05 0.22 0.07 70.06 07:34:01 AM 0 31.21 0.00 1.20 0.15 0.08 67.35 07:34:01 AM 1 12.39 0.00 1.22 1.17 0.07 85.15 07:34:01 AM 2 54.67 0.00 1.71 0.32 0.08 43.22 07:34:01 AM 3 35.48 0.00 0.55 0.00 0.07 63.90 07:34:01 AM 4 34.80 0.00 1.39 0.02 0.05 63.74 07:34:01 AM 5 26.22 0.00 0.85 0.03 0.05 72.85 07:34:01 AM 6 7.66 0.00 0.55 0.00 0.05 91.73 07:34:01 AM 7 26.42 0.00 0.89 0.07 0.08 72.54 07:35:01 AM all 21.42 0.53 3.13 0.82 0.08 74.01 07:35:01 AM 0 19.12 0.03 3.48 1.24 0.08 76.04 07:35:01 AM 1 33.98 0.03 3.39 0.57 0.08 61.94 07:35:01 AM 2 17.31 2.63 4.30 2.19 0.08 73.48 07:35:01 AM 3 21.92 1.16 2.76 1.23 0.07 72.87 07:35:01 AM 4 22.73 0.00 2.98 0.71 0.08 73.50 07:35:01 AM 5 20.25 0.32 2.76 0.10 0.08 76.49 07:35:01 AM 6 19.16 0.03 2.64 0.20 0.08 77.88 07:35:01 AM 7 16.90 0.07 2.74 0.32 0.08 79.89 07:36:01 AM all 10.73 0.00 0.64 0.22 0.03 88.38 07:36:01 AM 0 8.47 0.00 0.08 0.00 0.03 91.41 07:36:01 AM 1 35.95 0.00 1.23 0.08 0.05 62.69 07:36:01 AM 2 4.75 0.00 0.13 0.02 0.02 95.08 07:36:01 AM 3 28.10 0.00 0.90 0.07 0.03 70.90 07:36:01 AM 4 1.52 0.00 0.28 0.00 0.02 98.18 07:36:01 AM 5 1.77 0.00 1.72 0.00 0.03 96.48 07:36:01 AM 6 1.34 0.00 0.37 0.03 0.03 98.23 07:36:01 AM 7 3.87 0.00 0.38 1.57 0.05 94.12 07:37:01 AM all 11.04 0.00 0.26 0.04 0.04 88.62 07:37:01 AM 0 1.20 0.00 0.23 0.08 0.05 98.43 07:37:01 AM 1 24.14 0.00 0.50 0.03 0.05 75.28 07:37:01 AM 2 22.32 0.00 0.15 0.02 0.03 77.48 07:37:01 AM 3 22.38 0.00 0.37 0.03 0.05 77.17 07:37:01 AM 4 4.50 0.00 0.20 0.00 0.03 95.26 07:37:01 AM 5 2.32 0.00 0.50 0.08 0.03 97.06 07:37:01 AM 6 3.55 0.00 0.10 0.02 0.03 96.30 07:37:01 AM 7 7.92 0.00 0.07 0.02 0.02 91.98 Average: all 17.24 0.09 1.52 0.53 0.06 80.56 Average: 0 13.17 0.01 1.67 0.81 0.07 84.28 Average: 1 28.40 0.01 1.92 0.60 0.07 69.00 Average: 2 22.01 0.44 1.73 0.74 0.05 75.02 Average: 3 23.72 0.19 1.42 0.35 0.06 74.26 Average: 4 16.03 0.00 1.42 0.49 0.05 82.02 Average: 5 13.56 0.05 1.64 0.21 0.06 84.48 Average: 6 8.34 0.01 1.10 0.30 0.05 90.22 Average: 7 12.68 0.01 1.28 0.74 0.06 85.23