---> uname -a: Linux prd-centos8-docker-8c-8g-439.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 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1014 28406 19 2469 30426 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:1d:05:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.162/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fe1d:52f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:77:d2:03:57 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 ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 02/28/2026 _x86_64_ (8 CPU) 05:18:00 LINUX RESTART (8 CPU) 05:19:02 AM tps rtps wtps bread/s bwrtn/s 05:20:00 AM 207.94 3.03 204.91 374.23 12875.05 05:20:01 AM 290.51 18.35 272.15 415.19 3398.10 05:21:01 AM 129.44 1.92 127.52 911.96 5918.96 05:22:01 AM 79.34 1.10 78.24 81.16 6280.94 Average: 139.25 2.14 137.10 456.58 8249.36 05:19:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:00 AM 28533660 30354092 4122052 12.62 2688 2135908 2703900 8.02 165828 3481996 73608 05:20:01 AM 28322332 30149764 4333380 13.27 2688 2142556 2703900 8.02 167932 3690444 79672 05:21:01 AM 27306792 29336564 5348920 16.38 2688 2338712 3459748 10.27 228356 4620684 110608 05:22:01 AM 29071656 31148496 3584056 10.98 2688 2383896 1454704 4.32 414756 2670644 31220 Average: 28308610 30247229 4347102 13.31 2688 2250268 2580563 7.66 244218 3615942 73777 05:19:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:00 AM eth0 229.51 202.66 1497.64 59.06 0.00 0.00 0.00 0.00 05:20:00 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:20:01 AM eth0 511.39 455.06 3684.10 83.21 0.00 0.00 0.00 0.00 05:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:21:01 AM lo 1.05 1.05 0.12 0.12 0.00 0.00 0.00 0.00 05:21:01 AM eth0 195.48 165.56 1827.23 33.07 0.00 0.00 0.00 0.00 05:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:22:01 AM eth0 156.80 156.32 343.33 170.09 0.00 0.00 0.00 0.00 05:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.04 0.04 0.00 0.00 0.00 0.00 Average: eth0 196.22 176.92 1240.44 87.78 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 02/28/2026 _x86_64_ (8 CPU) 05:18:00 LINUX RESTART (8 CPU) 05:19:02 AM CPU %user %nice %system %iowait %steal %idle 05:20:00 AM all 17.73 0.00 1.40 1.01 0.06 79.80 05:20:00 AM 0 14.38 0.00 1.67 1.45 0.05 82.44 05:20:00 AM 1 14.54 0.00 1.71 0.80 0.05 82.89 05:20:00 AM 2 43.46 0.00 3.51 2.81 0.09 50.13 05:20:00 AM 3 13.09 0.00 0.87 0.77 0.07 85.20 05:20:00 AM 4 5.24 0.00 0.75 0.59 0.07 93.35 05:20:00 AM 5 14.15 0.00 0.51 0.82 0.07 84.46 05:20:00 AM 6 16.74 0.00 0.75 0.47 0.05 81.98 05:20:00 AM 7 20.23 0.00 1.40 0.40 0.05 77.92 05:20:01 AM all 34.18 0.00 1.59 0.72 0.00 63.51 05:20:01 AM 0 1.90 0.00 1.27 0.00 0.00 96.84 05:20:01 AM 1 6.96 0.00 1.90 0.00 0.00 91.14 05:20:01 AM 2 43.59 0.00 6.41 5.77 0.00 44.23 05:20:01 AM 3 68.15 0.00 0.64 0.00 0.00 31.21 05:20:01 AM 4 29.94 0.00 1.27 0.00 0.00 68.79 05:20:01 AM 5 2.56 0.00 0.64 0.00 0.00 96.79 05:20:01 AM 6 58.97 0.00 0.00 0.00 0.00 41.03 05:20:01 AM 7 61.78 0.00 0.64 0.00 0.00 37.58 05:21:01 AM all 44.62 0.00 1.46 0.47 0.09 53.36 05:21:01 AM 0 44.83 0.00 1.55 0.40 0.10 53.12 05:21:01 AM 1 35.07 0.00 1.34 0.38 0.08 63.12 05:21:01 AM 2 47.30 0.00 1.94 1.02 0.10 49.64 05:21:01 AM 3 42.68 0.00 1.49 0.07 0.10 55.67 05:21:01 AM 4 49.45 0.00 1.55 0.78 0.08 48.13 05:21:01 AM 5 47.14 0.00 1.37 0.32 0.08 51.09 05:21:01 AM 6 48.81 0.00 1.09 0.23 0.08 49.79 05:21:01 AM 7 41.65 0.00 1.34 0.57 0.10 56.34 05:22:01 AM all 18.26 0.00 1.27 0.27 0.05 80.15 05:22:01 AM 0 21.49 0.00 1.30 0.15 0.07 76.99 05:22:01 AM 1 20.98 0.00 1.39 0.07 0.05 77.52 05:22:01 AM 2 13.21 0.00 0.85 0.90 0.05 84.99 05:22:01 AM 3 14.96 0.00 1.16 0.12 0.07 83.70 05:22:01 AM 4 20.38 0.00 1.64 0.35 0.05 77.58 05:22:01 AM 5 21.74 0.00 1.54 0.22 0.05 76.46 05:22:01 AM 6 21.30 0.00 1.39 0.25 0.03 77.03 05:22:01 AM 7 11.97 0.00 0.89 0.12 0.05 86.98 Average: all 27.07 0.00 1.38 0.58 0.07 70.91 Average: 0 26.85 0.00 1.51 0.65 0.07 70.92 Average: 1 23.51 0.00 1.48 0.41 0.06 74.54 Average: 2 34.62 0.00 2.12 1.60 0.08 61.59 Average: 3 24.13 0.00 1.17 0.31 0.08 74.31 Average: 4 25.36 0.00 1.32 0.57 0.07 72.68 Average: 5 27.65 0.00 1.14 0.44 0.07 70.70 Average: 6 29.40 0.00 1.07 0.31 0.06 69.16 Average: 7 25.01 0.00 1.20 0.36 0.07 73.37