---> uname -a: Linux prd-centos8-docker-8c-8g-527.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 2129 25455 19 4305 29295 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:d2:3e:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.119/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85945sec preferred_lft 85945sec inet6 fe80::f816:3eff:fed2:3ede/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:81:f8:54:0e 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::42:81ff:fef8:540e/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) 02/28/2026 _x86_64_ (8 CPU) 11:21:25 LINUX RESTART (8 CPU) 11:22:01 AM tps rtps wtps bread/s bwrtn/s 11:23:01 AM 225.21 16.21 209.00 3027.66 11147.35 11:24:01 AM 131.14 0.80 130.34 551.37 16363.69 11:25:01 AM 113.43 15.81 97.62 1494.32 29682.61 11:26:01 AM 131.81 2.48 129.32 4510.63 19298.03 11:27:01 AM 11.60 0.07 11.53 50.12 407.30 11:28:01 AM 21.17 2.62 18.56 73.56 3892.70 11:29:01 AM 39.44 1.18 38.26 95.58 1953.84 Average: 96.26 5.60 90.66 1400.49 11821.15 11:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:23:01 AM 28954604 30910584 3701108 11.33 2688 2272232 1648720 4.89 187972 3044120 213032 11:24:01 AM 28122876 30380972 4532836 13.88 2688 2571340 2564460 7.61 215216 3832260 45768 11:25:01 AM 25839084 28953984 6816628 20.87 2688 3410664 5340688 15.85 456376 5801360 1780 11:26:01 AM 25711988 29503636 6943724 21.26 2688 4084268 2820472 8.37 657996 5726720 128 11:27:01 AM 25636652 29437916 7019060 21.49 2688 4093568 2831152 8.40 661996 5796744 32 11:28:01 AM 26695760 30655984 5959952 18.25 2688 4251776 1801504 5.35 783024 4619188 47344 11:29:01 AM 26066064 29997904 6589648 20.18 2688 4221868 2476780 7.35 893208 5132556 8404 Average: 26718147 29977283 5937565 18.18 2688 3557959 2783397 8.26 550827 4850421 45213 11:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:23:01 AM eth0 225.27 173.03 3061.89 43.48 0.00 0.00 0.00 0.00 11:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:24:01 AM eth0 522.18 381.17 4723.08 56.98 0.00 0.00 0.00 0.00 11:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:25:01 AM lo 1.65 1.65 0.21 0.21 0.00 0.00 0.00 0.00 11:25:01 AM eth0 1568.37 433.90 6647.24 35.18 0.00 0.00 0.00 0.00 11:25:01 AM docker0 0.73 1.05 0.11 0.12 0.00 0.00 0.00 0.00 11:25:01 AM vethd9d8856 0.73 1.08 0.12 0.12 0.00 0.00 0.00 0.00 11:26:01 AM lo 11.41 11.41 1.16 1.16 0.00 0.00 0.00 0.00 11:26:01 AM eth0 225.59 167.74 1317.44 45.17 0.00 0.00 0.00 0.00 11:26:01 AM docker0 4.08 4.87 0.54 0.56 0.00 0.00 0.00 0.00 11:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:27:01 AM eth0 136.24 101.73 197.02 27.55 0.00 0.00 0.00 0.00 11:27:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:28:01 AM eth0 284.26 201.02 446.56 79.11 0.00 0.00 0.00 0.00 11:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 AM eth0 70.19 41.14 32.54 115.12 0.00 0.00 0.00 0.00 11:29:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.87 1.87 0.19 0.19 0.00 0.00 0.00 0.00 Average: eth0 433.19 214.25 2346.59 57.51 0.00 0.00 0.00 0.00 Average: docker0 0.69 0.84 0.09 0.10 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) 11:21:25 LINUX RESTART (8 CPU) 11:22:01 AM CPU %user %nice %system %iowait %steal %idle 11:23:01 AM all 13.53 0.00 1.21 1.01 0.05 84.19 11:23:01 AM 0 8.99 0.00 0.57 1.13 0.07 89.24 11:23:01 AM 1 16.70 0.00 1.14 0.80 0.07 81.30 11:23:01 AM 2 6.16 0.00 0.70 0.89 0.07 92.18 11:23:01 AM 3 11.76 0.00 1.40 2.04 0.03 84.76 11:23:01 AM 4 37.28 0.00 3.04 1.52 0.05 58.10 11:23:01 AM 5 17.36 0.00 1.82 0.87 0.05 79.90 11:23:01 AM 6 4.32 0.00 0.49 0.74 0.05 94.41 11:23:01 AM 7 5.63 0.00 0.55 0.10 0.03 93.69 11:24:01 AM all 19.27 0.00 0.83 0.99 0.06 78.85 11:24:01 AM 0 12.03 0.00 0.52 0.25 0.05 87.15 11:24:01 AM 1 11.50 0.00 1.34 2.07 0.07 85.03 11:24:01 AM 2 53.03 0.00 1.70 0.47 0.07 44.73 11:24:01 AM 3 19.68 0.00 0.75 1.74 0.07 77.77 11:24:01 AM 4 8.29 0.00 0.72 1.90 0.05 89.04 11:24:01 AM 5 28.56 0.00 0.43 0.37 0.05 70.59 11:24:01 AM 6 7.25 0.00 0.74 0.02 0.07 91.93 11:24:01 AM 7 13.76 0.00 0.48 1.10 0.07 84.59 11:25:01 AM all 28.66 0.23 2.99 1.36 0.08 66.67 11:25:01 AM 0 17.80 0.03 2.48 0.76 0.10 78.83 11:25:01 AM 1 38.98 0.00 2.41 0.76 0.08 57.78 11:25:01 AM 2 39.39 0.03 3.36 0.49 0.10 56.63 11:25:01 AM 3 30.13 0.00 3.78 4.64 0.08 61.37 11:25:01 AM 4 25.82 0.03 3.06 0.87 0.08 70.13 11:25:01 AM 5 26.47 1.75 3.05 0.91 0.08 67.74 11:25:01 AM 6 22.37 0.00 3.42 1.21 0.08 72.92 11:25:01 AM 7 28.32 0.00 2.37 1.28 0.05 67.97 11:26:01 AM all 18.12 0.08 2.03 0.92 0.06 78.79 11:26:01 AM 0 14.30 0.00 1.76 0.50 0.07 83.37 11:26:01 AM 1 11.16 0.60 2.28 3.08 0.05 82.83 11:26:01 AM 2 26.37 0.00 2.03 0.67 0.05 70.88 11:26:01 AM 3 17.43 0.02 2.50 1.86 0.05 78.14 11:26:01 AM 4 11.77 0.02 1.51 0.55 0.05 86.10 11:26:01 AM 5 33.05 0.02 1.77 0.10 0.07 64.99 11:26:01 AM 6 18.89 0.00 2.48 0.02 0.05 78.56 11:26:01 AM 7 11.98 0.00 1.91 0.55 0.07 85.49 11:27:01 AM all 11.49 0.00 0.41 0.05 0.04 88.00 11:27:01 AM 0 4.24 0.00 0.27 0.00 0.05 95.45 11:27:01 AM 1 10.20 0.00 0.08 0.00 0.03 89.68 11:27:01 AM 2 37.96 0.00 1.05 0.02 0.05 60.92 11:27:01 AM 3 9.67 0.00 0.08 0.00 0.03 90.21 11:27:01 AM 4 2.77 0.00 0.33 0.02 0.03 96.84 11:27:01 AM 5 20.60 0.00 0.30 0.12 0.03 78.95 11:27:01 AM 6 4.97 0.00 0.08 0.15 0.03 94.76 11:27:01 AM 7 1.52 0.00 1.12 0.08 0.07 97.21 11:28:01 AM all 16.21 0.00 1.04 0.13 0.05 82.58 11:28:01 AM 0 17.02 0.00 1.45 0.08 0.05 81.39 11:28:01 AM 1 14.51 0.00 1.44 0.02 0.05 83.99 11:28:01 AM 2 4.22 0.00 1.51 0.02 0.05 94.20 11:28:01 AM 3 14.42 0.00 0.40 0.02 0.05 85.11 11:28:01 AM 4 9.09 0.00 0.45 0.05 0.05 90.36 11:28:01 AM 5 20.44 0.00 0.94 0.02 0.03 78.57 11:28:01 AM 6 18.41 0.00 0.53 0.02 0.03 81.00 11:28:01 AM 7 31.53 0.00 1.59 0.78 0.05 66.05 11:29:01 AM all 10.86 0.00 0.88 0.09 0.04 88.14 11:29:01 AM 0 5.63 0.00 0.37 0.00 0.05 93.96 11:29:01 AM 1 22.73 0.00 1.29 0.08 0.03 75.87 11:29:01 AM 2 15.30 0.00 1.32 0.17 0.05 83.16 11:29:01 AM 3 11.57 0.00 0.85 0.03 0.02 87.53 11:29:01 AM 4 6.42 0.00 0.84 0.03 0.05 92.66 11:29:01 AM 5 13.02 0.00 1.13 0.20 0.03 85.62 11:29:01 AM 6 7.67 0.00 0.43 0.00 0.02 91.88 11:29:01 AM 7 4.55 0.00 0.78 0.22 0.03 94.41 Average: all 16.86 0.04 1.34 0.65 0.05 81.05 Average: 0 11.42 0.00 1.06 0.39 0.06 87.07 Average: 1 17.95 0.09 1.42 0.97 0.05 79.52 Average: 2 26.06 0.00 1.66 0.39 0.06 71.82 Average: 3 16.36 0.00 1.39 1.47 0.05 80.73 Average: 4 14.48 0.01 1.42 0.71 0.05 83.33 Average: 5 22.78 0.25 1.35 0.37 0.05 75.21 Average: 6 11.97 0.00 1.16 0.31 0.05 86.51 Average: 7 13.88 0.00 1.26 0.59 0.05 84.22