---> uname -a: Linux prd-centos8-docker-8c-8g-2135.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31888 1066 26385 19 4436 30353 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:1f:f1:d6 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86081sec preferred_lft 86081sec inet6 fe80::f816:3eff:fe1f:f1d6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:be:0e:9c:3e 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:beff:fe0e:9c3e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/22/2026 _x86_64_ (8 CPU) 03:47:45 LINUX RESTART (8 CPU) 03:48:01 AM tps rtps wtps bread/s bwrtn/s 03:49:02 AM 273.34 15.01 258.33 3672.38 8695.92 03:50:01 AM 297.02 16.45 280.56 2430.91 17420.22 03:51:01 AM 151.33 17.16 134.17 5728.22 37936.00 03:52:01 AM 81.49 2.80 78.69 179.44 25639.44 03:53:01 AM 17.29 0.03 17.26 1.33 802.53 Average: 163.65 10.27 153.38 2402.43 18100.86 03:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:49:02 AM 29359244 31271600 3294128 10.09 2688 2230188 1391944 4.13 148176 2698108 343676 03:50:01 AM 27634236 30000464 5019136 15.37 2688 2675476 2470972 7.33 252124 4266176 293580 03:51:01 AM 26477004 29983460 6176368 18.91 2688 3798708 2492672 7.40 508720 5102748 168852 03:52:01 AM 27086836 31151096 5566536 17.05 2688 4351460 1453996 4.31 884708 4111484 8452 03:53:01 AM 27019364 31083244 5634008 17.25 2688 4351344 1512488 4.49 884876 4178840 4 Average: 27515337 30697973 5138035 15.74 2688 3481435 1864414 5.53 535721 4071471 162913 03:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:49:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:02 AM eth0 306.21 194.37 2191.98 65.12 0.00 0.00 0.00 0.00 03:49:02 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 AM eth0 530.10 401.22 6088.90 54.99 0.00 0.00 0.00 0.00 03:50:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 AM lo 11.81 11.81 1.26 1.26 0.00 0.00 0.00 0.00 03:51:01 AM eth0 1528.92 452.33 7659.48 49.84 0.00 0.00 0.00 0.00 03:51:01 AM docker0 4.33 5.43 0.62 0.63 0.00 0.00 0.00 0.00 03:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 AM eth0 81.10 97.25 202.12 1243.61 0.00 0.00 0.00 0.00 03:52:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 AM eth0 5.13 3.82 4.57 1.49 0.00 0.00 0.00 0.00 03:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.37 2.37 0.25 0.25 0.00 0.00 0.00 0.00 Average: eth0 490.17 229.22 3219.85 283.75 0.00 0.00 0.00 0.00 Average: docker0 0.87 1.09 0.12 0.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 05/22/2026 _x86_64_ (8 CPU) 03:47:45 LINUX RESTART (8 CPU) 03:48:01 AM CPU %user %nice %system %iowait %steal %idle 03:49:02 AM all 12.52 0.00 1.59 0.73 0.05 85.11 03:49:02 AM 0 4.28 0.00 0.92 0.07 0.05 94.69 03:49:02 AM 1 7.28 0.00 0.85 0.32 0.05 91.50 03:49:02 AM 2 27.40 0.00 3.18 0.77 0.08 68.57 03:49:02 AM 3 14.27 0.00 2.11 0.45 0.05 83.12 03:49:02 AM 4 19.78 0.00 2.29 2.32 0.05 75.56 03:49:02 AM 5 9.09 0.00 1.36 1.52 0.07 87.97 03:49:02 AM 6 7.03 0.00 1.26 0.18 0.05 91.48 03:49:02 AM 7 10.99 0.00 0.78 0.18 0.03 88.00 03:50:01 AM all 28.49 0.00 1.55 1.59 0.10 68.27 03:50:01 AM 0 30.75 0.00 1.41 0.65 0.10 67.10 03:50:01 AM 1 29.65 0.00 2.17 2.17 0.12 65.90 03:50:01 AM 2 19.74 0.00 1.89 2.88 0.10 75.38 03:50:01 AM 3 29.92 0.00 2.01 1.45 0.10 66.52 03:50:01 AM 4 27.50 0.00 0.97 1.67 0.10 69.77 03:50:01 AM 5 46.97 0.00 1.22 1.53 0.10 50.18 03:50:01 AM 6 18.88 0.00 1.58 1.64 0.09 77.82 03:50:01 AM 7 24.46 0.00 1.14 0.75 0.10 73.55 03:51:01 AM all 22.30 0.26 2.87 0.84 0.10 73.63 03:51:01 AM 0 22.49 0.03 2.34 0.64 0.10 74.39 03:51:01 AM 1 23.31 0.03 2.86 1.63 0.10 72.06 03:51:01 AM 2 19.38 0.05 4.06 1.85 0.10 74.55 03:51:01 AM 3 30.05 0.00 2.87 0.67 0.10 66.31 03:51:01 AM 4 18.02 0.10 2.57 0.82 0.10 78.39 03:51:01 AM 5 25.05 0.00 3.09 0.71 0.08 71.07 03:51:01 AM 6 16.12 0.00 2.49 0.13 0.08 81.16 03:51:01 AM 7 24.00 1.87 2.67 0.25 0.10 71.10 03:52:01 AM all 13.05 0.04 1.43 0.35 0.05 85.09 03:52:01 AM 0 10.90 0.00 0.79 0.13 0.05 88.13 03:52:01 AM 1 23.81 0.28 2.26 1.56 0.07 72.02 03:52:01 AM 2 18.73 0.00 2.21 0.59 0.05 78.42 03:52:01 AM 3 19.88 0.00 1.29 0.07 0.05 78.72 03:52:01 AM 4 9.95 0.00 1.35 0.28 0.03 88.38 03:52:01 AM 5 11.76 0.00 1.50 0.08 0.05 86.60 03:52:01 AM 6 4.00 0.00 1.24 0.00 0.03 94.73 03:52:01 AM 7 5.33 0.00 0.82 0.07 0.03 93.75 03:53:01 AM all 0.99 0.00 0.15 0.05 0.01 98.79 03:53:01 AM 0 2.09 0.00 0.18 0.03 0.02 97.68 03:53:01 AM 1 0.53 0.00 0.07 0.00 0.00 99.40 03:53:01 AM 2 0.13 0.00 0.13 0.00 0.03 99.70 03:53:01 AM 3 2.45 0.00 0.15 0.02 0.02 97.37 03:53:01 AM 4 0.10 0.00 0.18 0.33 0.02 99.37 03:53:01 AM 5 2.50 0.00 0.30 0.02 0.00 97.18 03:53:01 AM 6 0.07 0.00 0.10 0.00 0.00 99.83 03:53:01 AM 7 0.07 0.00 0.10 0.00 0.02 99.82 Average: all 15.40 0.06 1.52 0.71 0.06 82.25 Average: 0 14.03 0.01 1.12 0.30 0.06 84.47 Average: 1 16.84 0.06 1.64 1.13 0.07 80.26 Average: 2 17.06 0.01 2.29 1.21 0.07 79.36 Average: 3 19.25 0.00 1.68 0.53 0.06 78.48 Average: 4 15.02 0.02 1.47 1.08 0.06 82.34 Average: 5 18.96 0.00 1.49 0.77 0.06 78.71 Average: 6 9.17 0.00 1.33 0.39 0.05 89.06 Average: 7 12.90 0.37 1.10 0.25 0.06 85.32