---> uname -a: Linux prd-centos8-docker-8c-8g-3037.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 1071 27061 19 3756 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:18:81:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86121sec preferred_lft 86121sec inet6 fe80::f816:3eff:fe18:8175/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:ce:59:20:0b 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:ceff:fe59:200b/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) 04/19/2026 _x86_64_ (8 CPU) 03:38:02 LINUX RESTART (8 CPU) 03:39:01 AM tps rtps wtps bread/s bwrtn/s 03:40:01 AM 281.31 14.46 266.85 3118.71 15103.60 03:41:01 AM 403.92 7.25 396.67 1278.19 13179.57 03:42:01 AM 197.00 3.85 193.15 586.34 42787.62 Average: 294.07 8.52 285.55 1661.18 23690.37 03:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:40:01 AM 28773664 30814416 3882048 11.89 2688 2354488 1824920 5.41 202144 3200680 145272 03:41:01 AM 27712572 30214036 4943140 15.14 2688 2805852 2139568 6.35 406092 4019532 265112 03:42:01 AM 27709228 31078200 4946484 15.15 2688 3660708 1550912 4.60 658020 3721984 149328 Average: 28065155 30702217 4590557 14.06 2688 2940349 1838467 5.45 422085 3647399 186571 03:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 299.57 257.00 3210.39 59.35 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 476.10 383.54 6537.85 57.37 0.00 0.00 0.00 0.00 03:41:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 441.74 358.06 5039.15 1386.76 0.00 0.00 0.00 0.00 03:42:01 AM docker0 8.13 11.05 0.48 307.61 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 405.79 332.86 4928.94 501.16 0.00 0.00 0.00 0.00 Average: docker0 2.71 3.68 0.16 102.54 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) 04/19/2026 _x86_64_ (8 CPU) 03:38:02 LINUX RESTART (8 CPU) 03:39:01 AM CPU %user %nice %system %iowait %steal %idle 03:40:01 AM all 15.41 0.00 1.39 1.16 0.10 81.94 03:40:01 AM 0 21.69 0.00 2.21 1.10 0.10 74.89 03:40:01 AM 1 9.40 0.00 1.46 1.54 0.12 87.49 03:40:01 AM 2 11.63 0.00 1.32 1.68 0.10 85.27 03:40:01 AM 3 13.12 0.00 1.34 0.77 0.10 84.67 03:40:01 AM 4 17.00 0.00 1.42 1.99 0.10 79.49 03:40:01 AM 5 21.08 0.00 1.09 1.35 0.07 76.41 03:40:01 AM 6 13.71 0.00 1.12 0.54 0.10 84.53 03:40:01 AM 7 15.67 0.00 1.14 0.35 0.08 82.76 03:41:01 AM all 26.54 0.00 1.77 1.24 0.10 70.35 03:41:01 AM 0 27.21 0.00 1.52 0.62 0.08 70.56 03:41:01 AM 1 26.37 0.00 2.18 1.12 0.10 70.22 03:41:01 AM 2 22.12 0.00 2.34 3.43 0.13 71.98 03:41:01 AM 3 25.03 0.00 1.88 1.19 0.10 71.81 03:41:01 AM 4 40.79 0.00 1.91 1.14 0.10 56.05 03:41:01 AM 5 20.86 0.00 1.31 0.49 0.08 77.26 03:41:01 AM 6 22.73 0.00 1.64 0.77 0.10 74.75 03:41:01 AM 7 27.21 0.00 1.36 1.14 0.10 70.19 03:42:01 AM all 16.22 0.00 2.94 1.78 0.10 78.96 03:42:01 AM 0 14.68 0.00 2.72 1.46 0.12 81.02 03:42:01 AM 1 21.39 0.00 3.14 3.72 0.10 71.64 03:42:01 AM 2 17.70 0.00 3.31 1.31 0.08 77.59 03:42:01 AM 3 27.89 0.00 3.66 2.44 0.10 65.91 03:42:01 AM 4 8.28 0.00 2.37 0.66 0.10 88.59 03:42:01 AM 5 13.43 0.00 2.75 1.14 0.10 82.58 03:42:01 AM 6 11.14 0.00 3.09 1.83 0.08 83.85 03:42:01 AM 7 15.28 0.00 2.44 1.72 0.08 80.48 Average: all 19.39 0.00 2.03 1.39 0.10 77.09 Average: 0 21.20 0.00 2.15 1.06 0.10 75.49 Average: 1 19.04 0.00 2.26 2.13 0.11 76.47 Average: 2 17.14 0.00 2.32 2.14 0.11 78.29 Average: 3 22.00 0.00 2.29 1.46 0.10 74.15 Average: 4 22.04 0.00 1.90 1.26 0.10 74.70 Average: 5 18.46 0.00 1.71 0.99 0.08 78.75 Average: 6 15.87 0.00 1.95 1.05 0.10 81.04 Average: 7 19.39 0.00 1.64 1.07 0.09 77.81