---> uname -a: Linux prd-centos8-docker-8c-8g-3904.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: 2800.000 BogoMIPS: 5600.00 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 1063 27134 19 3692 30363 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:37:be:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86109sec preferred_lft 86109sec inet6 fe80::f816:3eff:fe37:beea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:08:ee:d0:e8 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::42:8ff:feee:d0e8/64 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) 03/22/2026 _x86_64_ (8 CPU) 03:37:39 LINUX RESTART (8 CPU) 03:38:01 AM tps rtps wtps bread/s bwrtn/s 03:39:01 AM 315.76 20.34 295.42 5448.27 9930.90 03:40:01 AM 261.22 14.51 246.71 3098.05 13049.23 03:41:02 AM 435.42 6.98 428.44 1268.64 11036.30 03:42:01 AM 191.90 3.90 188.00 506.68 43537.41 Average: 301.53 11.46 290.07 2589.34 19286.41 03:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:39:01 AM 29500204 31217768 3155508 9.66 2688 2037920 1465248 4.35 138064 2578696 217436 03:40:01 AM 28806064 30798932 3849648 11.79 2688 2305788 1876896 5.57 198620 3167692 84192 03:41:02 AM 27573704 30027272 5082008 15.56 2688 2757832 2354896 6.99 412456 4151828 276880 03:42:01 AM 27803276 31108604 4852436 14.86 2688 3597488 1533700 4.55 823984 3473376 149356 Average: 28420812 30788144 4234900 12.97 2688 2674757 1807685 5.36 393281 3342898 181966 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 407.23 255.48 1876.78 64.59 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 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 304.45 268.92 2712.77 59.57 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 03:41:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:02 AM eth0 564.18 464.75 6531.15 57.89 0.00 0.00 0.00 0.00 03:41:02 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 548.03 459.30 4971.33 2393.10 0.00 0.00 0.00 0.00 03:42:01 AM docker0 17.27 26.31 0.95 313.82 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 455.58 361.69 4018.81 636.40 0.00 0.00 0.00 0.00 Average: docker0 4.26 6.49 0.23 77.46 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) 03/22/2026 _x86_64_ (8 CPU) 03:37:39 LINUX RESTART (8 CPU) 03:38:01 AM CPU %user %nice %system %iowait %steal %idle 03:39:01 AM all 12.45 0.00 1.88 0.69 0.05 84.92 03:39:01 AM 0 7.98 0.00 0.82 0.23 0.05 90.92 03:39:01 AM 1 14.38 0.00 2.49 0.52 0.07 82.55 03:39:01 AM 2 11.19 0.00 1.97 0.23 0.05 86.55 03:39:01 AM 3 10.96 0.00 1.92 0.27 0.05 86.79 03:39:01 AM 4 20.91 0.00 2.88 3.06 0.05 73.10 03:39:01 AM 5 8.23 0.00 2.29 0.35 0.05 89.07 03:39:01 AM 6 10.15 0.00 1.12 0.20 0.08 88.44 03:39:01 AM 7 15.79 0.00 1.53 0.68 0.03 81.96 03:40:01 AM all 12.47 0.00 1.10 0.74 0.06 85.63 03:40:01 AM 0 7.77 0.00 1.02 1.10 0.07 90.04 03:40:01 AM 1 18.20 0.00 0.63 0.40 0.05 80.71 03:40:01 AM 2 11.30 0.00 1.29 0.82 0.07 86.52 03:40:01 AM 3 15.86 0.00 0.77 0.18 0.07 83.12 03:40:01 AM 4 9.19 0.00 1.50 0.85 0.07 88.39 03:40:01 AM 5 10.25 0.00 1.44 0.92 0.07 87.33 03:40:01 AM 6 12.55 0.00 1.44 0.89 0.05 85.07 03:40:01 AM 7 14.66 0.00 0.70 0.72 0.07 83.85 03:41:02 AM all 30.26 0.00 1.75 0.92 0.09 66.97 03:41:02 AM 0 34.28 0.00 1.16 0.25 0.10 64.22 03:41:02 AM 1 24.76 0.00 1.54 0.30 0.12 73.28 03:41:02 AM 2 28.34 0.00 1.61 0.65 0.08 69.31 03:41:02 AM 3 41.73 0.00 1.91 0.72 0.08 55.56 03:41:02 AM 4 31.32 0.00 2.57 3.14 0.08 62.89 03:41:02 AM 5 25.21 0.00 2.28 1.36 0.08 71.07 03:41:02 AM 6 32.55 0.00 1.86 0.70 0.10 64.79 03:41:02 AM 7 23.87 0.00 1.11 0.23 0.08 74.71 03:42:01 AM all 13.72 0.00 3.44 0.70 0.07 82.07 03:42:01 AM 0 13.65 0.00 3.62 0.48 0.09 82.16 03:42:01 AM 1 11.91 0.00 3.09 2.05 0.07 82.88 03:42:01 AM 2 12.28 0.00 4.17 0.51 0.07 82.96 03:42:01 AM 3 12.58 0.00 3.13 0.55 0.09 83.66 03:42:01 AM 4 18.25 0.00 3.95 1.06 0.07 76.66 03:42:01 AM 5 9.85 0.00 2.69 0.22 0.07 87.17 03:42:01 AM 6 15.36 0.00 3.86 0.41 0.07 80.30 03:42:01 AM 7 15.87 0.00 3.00 0.31 0.09 80.73 Average: all 17.24 0.00 2.03 0.76 0.07 79.90 Average: 0 15.92 0.00 1.64 0.52 0.08 81.84 Average: 1 17.34 0.00 1.93 0.81 0.08 79.84 Average: 2 15.79 0.00 2.25 0.56 0.07 81.33 Average: 3 20.32 0.00 1.92 0.43 0.07 77.25 Average: 4 19.92 0.00 2.72 2.03 0.07 75.27 Average: 5 13.40 0.00 2.17 0.72 0.07 83.65 Average: 6 17.66 0.00 2.06 0.55 0.08 79.65 Average: 7 17.55 0.00 1.58 0.49 0.07 80.32