---> uname -a: Linux prd-centos8-docker-8c-8g-2490.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 1045 27151 19 3693 30382 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:6e:b6:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.188/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe6e:b6f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:8a:ab:26:5c 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::42:8aff:feab:265c/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) 03/17/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 196.60 14.63 181.97 3102.57 11639.42 03:40:00 AM 428.58 5.67 422.91 1262.59 14568.52 03:40:01 AM 8.84 2.04 6.80 43.54 361.90 03:41:01 AM 270.53 2.90 267.63 528.54 46038.16 Average: 295.13 7.70 287.43 1621.24 23967.80 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 28987508 30874420 3668204 11.23 2688 2204300 1812512 5.38 159748 3047808 154104 03:40:00 AM 28018232 30320380 4637480 14.20 2688 2610104 2094912 6.22 270080 3865380 216784 03:40:01 AM 27950476 30252680 4705236 14.41 2688 2610124 2181296 6.47 324512 3879132 216800 03:41:01 AM 26451688 29689500 6204024 19.00 2688 3531552 2685860 7.97 645660 5001168 66728 Average: 27851976 30284245 4803736 14.71 2688 2739020 2193645 6.51 350000 3948372 163604 03:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 187.97 155.23 2146.94 43.96 0.00 0.00 0.00 0.00 03:39:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:00 AM eth0 465.87 394.17 5927.12 55.45 0.00 0.00 0.00 0.00 03:40:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 0.68 0.68 0.03 0.03 0.00 0.00 0.00 0.00 03:40:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 589.52 437.58 7125.46 1285.45 0.00 0.00 0.00 0.00 03:41:01 AM docker0 8.95 12.98 0.54 307.55 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 410.66 325.79 5018.18 461.24 0.00 0.00 0.00 0.00 Average: docker0 2.98 4.33 0.18 102.53 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) 03/17/2026 _x86_64_ (8 CPU) 03:37:19 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.37 0.00 1.20 0.84 0.07 85.51 03:39:01 AM 0 9.15 0.00 0.82 1.42 0.08 88.53 03:39:01 AM 1 14.39 0.00 1.70 0.87 0.07 82.97 03:39:01 AM 2 9.66 0.00 1.37 1.56 0.08 87.33 03:39:01 AM 3 16.97 0.00 1.39 1.19 0.07 80.39 03:39:01 AM 4 11.28 0.00 0.75 0.45 0.05 87.47 03:39:01 AM 5 15.46 0.00 2.02 0.85 0.07 81.60 03:39:01 AM 6 15.18 0.00 0.95 0.35 0.10 83.42 03:39:01 AM 7 6.90 0.00 0.62 0.07 0.07 92.35 03:40:00 AM all 28.82 0.00 1.78 1.44 0.12 67.84 03:40:00 AM 0 32.94 0.00 1.00 0.34 0.12 65.60 03:40:00 AM 1 37.06 0.00 2.64 2.27 0.15 57.87 03:40:00 AM 2 36.45 0.00 2.15 2.01 0.14 59.24 03:40:00 AM 3 25.84 0.00 1.46 0.46 0.10 72.13 03:40:00 AM 4 27.38 0.00 1.15 0.38 0.12 70.97 03:40:00 AM 5 20.46 0.00 1.56 0.88 0.10 77.00 03:40:00 AM 6 25.91 0.00 2.84 3.89 0.12 67.23 03:40:00 AM 7 24.54 0.00 1.41 1.27 0.12 72.66 03:40:01 AM all 35.81 0.00 3.49 0.00 0.00 60.70 03:40:01 AM 0 37.32 0.00 2.11 0.00 0.00 60.56 03:40:01 AM 1 23.94 0.00 3.52 0.00 0.00 72.54 03:40:01 AM 2 43.06 0.00 2.08 0.00 0.00 54.86 03:40:01 AM 3 58.45 0.00 7.04 0.00 0.00 34.51 03:40:01 AM 4 19.01 0.00 3.52 0.00 0.00 77.46 03:40:01 AM 5 24.31 0.00 3.47 0.00 0.00 72.22 03:40:01 AM 6 27.97 0.00 3.50 0.00 0.00 68.53 03:40:01 AM 7 52.05 0.00 2.74 0.00 0.00 45.21 03:41:01 AM all 17.09 0.00 3.18 2.38 0.11 77.24 03:41:01 AM 0 18.91 0.00 3.48 2.91 0.13 74.57 03:41:01 AM 1 12.83 0.00 3.05 3.35 0.10 80.66 03:41:01 AM 2 20.20 0.00 3.16 3.51 0.12 73.01 03:41:01 AM 3 16.74 0.00 3.30 2.58 0.12 77.27 03:41:01 AM 4 19.23 0.00 3.88 2.80 0.10 73.99 03:41:01 AM 5 14.36 0.00 2.84 1.38 0.08 81.34 03:41:01 AM 6 22.24 0.00 3.21 1.68 0.10 72.76 03:41:01 AM 7 12.22 0.00 2.51 0.86 0.10 84.31 Average: all 19.48 0.00 2.06 1.54 0.10 76.81 Average: 0 20.36 0.00 1.77 1.55 0.11 76.20 Average: 1 21.33 0.00 2.47 2.14 0.11 73.95 Average: 2 22.14 0.00 2.23 2.34 0.11 73.18 Average: 3 20.11 0.00 2.09 1.40 0.10 76.30 Average: 4 19.22 0.00 1.94 1.20 0.09 77.54 Average: 5 16.79 0.00 2.16 1.03 0.08 79.94 Average: 6 21.12 0.00 2.34 1.94 0.11 74.50 Average: 7 14.77 0.00 1.52 0.72 0.09 82.89