---> uname -a: Linux prd-centos8-docker-8c-8g-4868.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1065 26299 19 4525 30358 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:96:92:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.53/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86113sec preferred_lft 86113sec inet6 fe80::f816:3eff:fe96:920e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:7b:b0:8f:ef 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::42:7bff:feb0:8fef/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) 04/22/2026 _x86_64_ (8 CPU) 12:58:10 LINUX RESTART (8 CPU) 12:59:01 PM tps rtps wtps bread/s bwrtn/s 01:00:00 PM 175.21 20.35 154.86 4148.23 10993.15 01:00:01 PM 406.58 10.53 396.05 147.37 5334.21 01:01:01 PM 213.85 4.83 209.01 1142.82 19689.47 01:02:01 PM 244.66 16.44 228.23 5536.45 29462.31 01:03:01 PM 70.18 1.92 68.26 1654.65 29406.21 Average: 176.71 10.85 165.86 3108.18 22370.76 12:59:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:00:00 PM 29220368 31106028 3435344 10.52 2688 2204604 1593492 4.73 152184 2824060 187792 01:00:01 PM 29204912 31106892 3450800 10.57 2688 2220632 1593492 4.73 154220 2842196 203924 01:01:01 PM 27059148 29813048 5596564 17.14 2688 3062352 2816036 8.36 305220 4789144 486208 01:02:01 PM 26098756 29908068 6556956 20.08 2688 4100920 2459060 7.30 664464 5329336 562944 01:03:01 PM 26959644 31113456 5696068 17.44 2688 4443004 1474240 4.37 882716 4249144 24956 Average: 27708566 30609498 4947146 15.15 2688 3206302 1987264 5.90 431761 4006776 293165 12:59:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:00:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 PM eth0 134.83 97.35 1817.02 20.66 0.00 0.00 0.00 0.00 01:00:00 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 PM eth0 1531.58 1347.37 20702.30 151.44 0.00 0.00 0.00 0.00 01:00:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 PM eth0 1790.04 649.67 11833.77 70.41 0.00 0.00 0.00 0.00 01:01:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 PM lo 12.72 12.72 1.35 1.35 0.00 0.00 0.00 0.00 01:02:01 PM eth0 149.89 112.56 1669.75 29.43 0.00 0.00 0.00 0.00 01:02:01 PM docker0 4.80 5.91 0.65 0.69 0.00 0.00 0.00 0.00 01:03:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 PM eth0 206.16 162.56 3041.49 32.60 0.00 0.00 0.00 0.00 01:03:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.18 3.18 0.34 0.34 0.00 0.00 0.00 0.00 Average: eth0 574.60 259.47 4649.92 38.69 0.00 0.00 0.00 0.00 Average: docker0 1.20 1.48 0.16 0.17 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) 04/22/2026 _x86_64_ (8 CPU) 12:58:10 LINUX RESTART (8 CPU) 12:59:01 PM CPU %user %nice %system %iowait %steal %idle 01:00:00 PM all 11.50 0.00 1.14 1.01 0.05 86.30 01:00:00 PM 0 8.35 0.00 0.83 0.32 0.05 90.45 01:00:00 PM 1 4.73 0.00 0.73 0.59 0.08 93.86 01:00:00 PM 2 24.66 0.00 2.29 1.91 0.07 71.07 01:00:00 PM 3 6.95 0.00 0.66 1.62 0.07 90.70 01:00:00 PM 4 12.82 0.00 1.22 0.49 0.05 85.42 01:00:00 PM 5 5.03 0.00 0.58 0.83 0.05 93.52 01:00:00 PM 6 26.81 0.00 2.33 1.93 0.05 68.88 01:00:00 PM 7 2.64 0.00 0.46 0.36 0.02 96.53 01:00:01 PM all 26.57 0.00 2.31 0.99 0.17 69.97 01:00:01 PM 0 24.00 0.00 1.33 0.00 1.33 73.33 01:00:01 PM 1 13.33 0.00 4.00 0.00 0.00 82.67 01:00:01 PM 2 58.97 0.00 1.28 0.00 0.00 39.74 01:00:01 PM 3 10.53 0.00 1.32 0.00 0.00 88.16 01:00:01 PM 4 32.43 0.00 5.41 6.76 0.00 55.41 01:00:01 PM 5 12.00 0.00 1.33 0.00 0.00 86.67 01:00:01 PM 6 54.55 0.00 2.60 0.00 0.00 42.86 01:00:01 PM 7 5.26 0.00 1.32 1.32 0.00 92.11 01:01:01 PM all 31.44 0.00 1.76 1.37 0.09 65.33 01:01:01 PM 0 15.53 0.00 1.26 0.22 0.08 82.91 01:01:01 PM 1 20.17 0.00 2.01 3.34 0.10 74.38 01:01:01 PM 2 23.96 0.00 2.03 1.13 0.08 72.80 01:01:01 PM 3 41.34 0.00 2.30 3.12 0.10 53.13 01:01:01 PM 4 40.69 0.00 1.79 0.49 0.08 56.95 01:01:01 PM 5 25.00 0.00 1.90 1.73 0.10 71.27 01:01:01 PM 6 49.99 0.00 1.43 0.30 0.10 48.18 01:01:01 PM 7 34.85 0.00 1.36 0.65 0.10 63.04 01:02:01 PM all 23.67 0.32 3.26 1.86 0.12 70.78 01:02:01 PM 0 20.14 0.00 3.44 1.51 0.12 74.79 01:02:01 PM 1 19.95 0.00 3.28 7.51 0.12 69.15 01:02:01 PM 2 30.87 0.03 3.27 0.81 0.12 64.90 01:02:01 PM 3 26.05 0.02 3.01 0.96 0.12 69.85 01:02:01 PM 4 22.33 2.28 3.53 1.60 0.12 70.14 01:02:01 PM 5 16.46 0.10 3.07 0.57 0.10 79.69 01:02:01 PM 6 29.67 0.05 2.79 1.14 0.10 66.25 01:02:01 PM 7 23.86 0.05 3.71 0.79 0.13 71.45 01:03:01 PM all 19.76 0.00 1.18 1.06 0.06 77.94 01:03:01 PM 0 8.37 0.00 0.75 0.00 0.07 90.81 01:03:01 PM 1 33.94 0.00 1.87 0.17 0.08 63.94 01:03:01 PM 2 13.45 0.00 1.54 6.62 0.07 78.33 01:03:01 PM 3 12.57 0.00 0.82 0.15 0.05 86.41 01:03:01 PM 4 22.87 0.00 0.98 0.35 0.05 75.74 01:03:01 PM 5 25.55 0.00 0.70 0.03 0.05 73.66 01:03:01 PM 6 23.77 0.00 1.52 0.05 0.07 74.59 01:03:01 PM 7 17.54 0.00 1.29 1.10 0.05 80.02 Average: all 21.63 0.08 1.84 1.32 0.08 75.05 Average: 0 13.13 0.00 1.57 0.51 0.08 84.70 Average: 1 19.73 0.00 1.98 2.90 0.10 75.30 Average: 2 23.34 0.01 2.28 2.61 0.08 71.67 Average: 3 21.70 0.00 1.70 1.46 0.08 75.06 Average: 4 24.73 0.57 1.89 0.75 0.08 71.99 Average: 5 18.02 0.03 1.56 0.79 0.08 79.52 Average: 6 32.64 0.01 2.02 0.85 0.08 64.40 Average: 7 19.71 0.01 1.70 0.73 0.08 77.77