---> uname -a: Linux prd-centos8-docker-8c-8g-1603.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 13G 148G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1111 26305 19 4472 30305 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:a7:15:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.173/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85804sec preferred_lft 85804sec inet6 fe80::f816:3eff:fea7:1572/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:1a:c5:64 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:feff:fe1a:c564/64 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) 03/13/2026 _x86_64_ (8 CPU) 09:41:31 LINUX RESTART (8 CPU) 09:42:01 AM tps rtps wtps bread/s bwrtn/s 09:43:01 AM 199.68 14.75 184.94 2961.01 10379.46 09:44:01 AM 215.25 4.77 210.48 1265.79 16609.92 09:45:01 AM 42.12 0.05 42.07 1.07 2971.06 09:46:01 AM 114.30 0.55 113.75 414.13 56358.70 09:47:01 AM 35.07 0.00 35.07 0.00 809.83 09:48:01 AM 16.04 0.50 15.54 21.59 438.65 09:49:01 AM 37.69 0.00 37.69 0.00 8837.74 09:50:01 AM 94.57 0.08 94.49 4.00 15824.06 09:51:01 AM 18.69 0.45 18.24 63.83 647.86 Average: 85.93 2.35 83.58 525.69 12541.47 09:42:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:43:01 AM 29007628 30865304 3648084 11.17 2688 2174896 1811356 5.37 162032 3025304 144184 09:44:01 AM 27761740 30017492 4893972 14.99 2688 2565376 2363904 7.01 269396 4122804 50764 09:45:01 AM 26300204 28579740 6355508 19.46 2688 2588012 3719548 11.04 281536 5570396 108 09:46:01 AM 24407608 27820596 8248104 25.26 2688 3696512 4339928 12.88 421784 7217408 784 09:47:01 AM 23982492 27400104 8673220 26.56 2688 3699864 5987352 17.76 440964 7619016 128 09:48:01 AM 23932512 27356404 8723200 26.71 2688 3706464 4685344 13.90 444000 7667476 72 09:49:01 AM 24655404 28496308 8000308 24.50 2688 4110684 3577220 10.61 605812 6764604 154656 09:50:01 AM 22935136 27104640 9720576 29.77 2688 4437084 6409908 19.02 652868 8390492 28 09:51:01 AM 26979640 31074096 5676072 17.38 2688 4350324 1518656 4.51 817224 4213152 23292 Average: 25551374 28746076 7104338 21.76 2688 3481024 3823691 11.34 455068 6065628 41557 09:42:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 AM eth0 170.06 134.89 1624.37 37.66 0.00 0.00 0.00 0.00 09:43:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 AM eth0 428.78 350.76 5510.56 49.70 0.00 0.00 0.00 0.00 09:44:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 AM eth0 180.62 153.05 296.11 53.92 0.00 0.00 0.00 0.00 09:45:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 AM eth0 291.57 180.72 9490.61 13.41 0.00 0.00 0.00 0.00 09:46:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 09:47:01 AM lo 38.20 38.20 3.58 3.58 0.00 0.00 0.00 0.00 09:47:01 AM eth0 70.59 56.66 23.03 27.13 0.00 0.00 0.00 0.00 09:47:01 AM docker0 10.30 11.55 1.53 1.42 0.00 0.00 0.00 0.00 09:47:01 AM veth56fcde7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:48:01 AM lo 70.88 70.88 3.95 3.95 0.00 0.00 0.00 0.00 09:48:01 AM eth0 222.09 185.77 65.39 81.08 0.00 0.00 0.00 0.00 09:48:01 AM docker0 2.55 2.97 0.37 0.43 0.00 0.00 0.00 0.00 09:49:01 AM lo 2.43 2.43 0.14 0.14 0.00 0.00 0.00 0.00 09:49:01 AM eth0 351.81 197.03 1833.06 1654.44 0.00 0.00 0.00 0.00 09:49:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 AM lo 480.74 480.74 68.07 68.07 0.00 0.00 0.00 0.00 09:50:01 AM eth0 260.38 76.37 1115.30 27.93 0.00 0.00 0.00 0.00 09:50:01 AM docker0 204.97 214.23 31.03 33.54 0.00 0.00 0.00 0.00 09:50:01 AM veth3b3ce5a 179.84 187.74 30.82 26.57 0.00 0.00 0.00 0.00 09:50:01 AM vethacc1b2e 25.12 27.19 3.02 7.23 0.00 0.00 0.00 0.00 09:51:01 AM lo 1165.33 1165.33 213.01 213.01 0.00 0.00 0.00 0.00 09:51:01 AM eth0 124.97 94.17 38.09 44.61 0.00 0.00 0.00 0.00 09:51:01 AM docker0 514.48 526.37 105.71 100.64 0.00 0.00 0.00 0.00 Average: lo 195.31 195.31 32.09 32.09 0.00 0.00 0.00 0.00 Average: eth0 233.42 158.82 2221.70 221.07 0.00 0.00 0.00 0.00 Average: docker0 81.37 83.92 15.41 15.12 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) 03/13/2026 _x86_64_ (8 CPU) 09:41:31 LINUX RESTART (8 CPU) 09:42:01 AM CPU %user %nice %system %iowait %steal %idle 09:43:01 AM all 12.61 0.00 1.17 0.89 0.06 85.26 09:43:01 AM 0 8.87 0.00 0.97 0.73 0.07 89.36 09:43:01 AM 1 22.70 0.00 2.19 1.37 0.08 73.66 09:43:01 AM 2 7.26 0.00 0.65 0.65 0.05 91.39 09:43:01 AM 3 11.10 0.00 0.92 2.61 0.08 85.29 09:43:01 AM 4 10.08 0.00 0.64 0.28 0.07 88.94 09:43:01 AM 5 13.37 0.00 1.00 0.57 0.07 84.99 09:43:01 AM 6 4.06 0.00 0.80 0.47 0.03 94.64 09:43:01 AM 7 23.45 0.00 2.19 0.47 0.05 73.85 09:44:01 AM all 35.26 0.00 1.33 0.70 0.08 62.64 09:44:01 AM 0 44.96 0.00 1.34 0.27 0.08 53.36 09:44:01 AM 1 36.93 0.00 1.34 0.30 0.07 61.36 09:44:01 AM 2 30.34 0.00 1.51 1.05 0.08 67.02 09:44:01 AM 3 33.67 0.00 1.02 0.33 0.10 64.87 09:44:01 AM 4 24.51 0.00 1.20 1.71 0.07 72.51 09:44:01 AM 5 44.12 0.00 1.67 0.22 0.10 53.89 09:44:01 AM 6 24.93 0.00 1.27 0.87 0.07 72.86 09:44:01 AM 7 42.55 0.00 1.27 0.85 0.08 55.24 09:45:01 AM all 23.52 0.00 0.80 0.08 0.05 75.54 09:45:01 AM 0 10.73 0.00 1.08 0.02 0.07 88.10 09:45:01 AM 1 42.65 0.00 0.53 0.00 0.08 56.74 09:45:01 AM 2 17.88 0.00 0.62 0.45 0.07 80.99 09:45:01 AM 3 28.00 0.00 0.98 0.00 0.03 70.98 09:45:01 AM 4 32.08 0.00 1.57 0.08 0.03 66.23 09:45:01 AM 5 24.49 0.00 0.45 0.00 0.03 75.03 09:45:01 AM 6 7.75 0.00 0.78 0.02 0.07 91.38 09:45:01 AM 7 24.57 0.00 0.38 0.10 0.03 74.92 09:46:01 AM all 24.61 0.00 2.77 0.88 0.07 71.66 09:46:01 AM 0 21.19 0.00 2.45 0.25 0.08 76.02 09:46:01 AM 1 26.66 0.00 3.14 1.43 0.07 68.70 09:46:01 AM 2 37.91 0.00 3.25 1.31 0.08 57.45 09:46:01 AM 3 17.98 0.00 2.18 0.87 0.07 78.90 09:46:01 AM 4 23.23 0.00 3.70 0.59 0.07 72.41 09:46:01 AM 5 26.69 0.00 2.56 0.37 0.08 70.30 09:46:01 AM 6 13.46 0.00 2.59 1.25 0.07 82.64 09:46:01 AM 7 29.80 0.00 2.32 0.99 0.07 66.82 09:47:01 AM all 21.52 0.00 2.05 0.05 0.08 76.30 09:47:01 AM 0 23.78 0.00 2.14 0.05 0.10 73.93 09:47:01 AM 1 21.76 0.00 1.88 0.05 0.07 76.25 09:47:01 AM 2 19.74 0.00 1.89 0.02 0.08 78.28 09:47:01 AM 3 23.50 0.00 2.19 0.07 0.08 74.15 09:47:01 AM 4 16.14 0.00 2.18 0.03 0.07 81.59 09:47:01 AM 5 33.30 0.00 2.16 0.03 0.08 64.42 09:47:01 AM 6 14.25 0.00 1.66 0.07 0.08 83.94 09:47:01 AM 7 19.71 0.00 2.29 0.08 0.07 77.84 09:48:01 AM all 8.98 0.00 1.40 0.02 0.07 89.53 09:48:01 AM 0 10.14 0.00 1.00 0.00 0.07 88.79 09:48:01 AM 1 8.81 0.00 1.47 0.05 0.07 89.61 09:48:01 AM 2 8.64 0.00 1.93 0.03 0.07 89.34 09:48:01 AM 3 8.08 0.00 1.39 0.03 0.07 90.43 09:48:01 AM 4 9.51 0.00 1.34 0.02 0.08 89.05 09:48:01 AM 5 9.50 0.00 1.91 0.02 0.05 88.52 09:48:01 AM 6 8.80 0.00 1.24 0.00 0.07 89.90 09:48:01 AM 7 8.36 0.00 0.90 0.03 0.08 90.62 09:49:01 AM all 39.52 0.00 1.50 0.15 0.08 58.74 09:49:01 AM 0 26.88 0.00 1.22 0.55 0.08 71.27 09:49:01 AM 1 39.65 0.00 1.66 0.02 0.08 58.59 09:49:01 AM 2 55.26 0.00 1.97 0.03 0.12 42.62 09:49:01 AM 3 37.74 0.00 1.07 0.07 0.07 61.06 09:49:01 AM 4 40.73 0.00 0.90 0.37 0.08 57.92 09:49:01 AM 5 51.62 0.00 2.53 0.12 0.08 45.66 09:49:01 AM 6 40.02 0.00 1.74 0.03 0.08 58.12 09:49:01 AM 7 24.27 0.00 0.90 0.02 0.07 74.74 09:50:01 AM all 28.12 0.00 2.09 0.31 0.09 69.39 09:50:01 AM 0 36.53 0.00 2.51 0.40 0.10 60.45 09:50:01 AM 1 28.61 0.00 2.13 0.07 0.10 69.08 09:50:01 AM 2 34.80 0.00 1.76 0.17 0.07 63.21 09:50:01 AM 3 30.50 0.00 2.13 0.71 0.10 66.56 09:50:01 AM 4 29.09 0.00 2.23 0.65 0.08 67.94 09:50:01 AM 5 19.38 0.00 2.34 0.03 0.10 78.15 09:50:01 AM 6 28.37 0.00 1.93 0.44 0.08 69.18 09:50:01 AM 7 17.63 0.00 1.66 0.03 0.10 80.58 09:51:01 AM all 19.50 0.00 2.27 0.03 0.08 78.12 09:51:01 AM 0 15.26 0.00 2.44 0.02 0.10 82.19 09:51:01 AM 1 17.84 0.00 2.45 0.03 0.07 79.61 09:51:01 AM 2 28.83 0.00 1.81 0.05 0.08 69.23 09:51:01 AM 3 21.70 0.00 2.88 0.00 0.08 75.34 09:51:01 AM 4 18.65 0.00 2.55 0.07 0.08 78.65 09:51:01 AM 5 20.57 0.00 2.11 0.02 0.08 77.22 09:51:01 AM 6 9.64 0.00 2.05 0.00 0.08 88.23 09:51:01 AM 7 23.49 0.00 1.89 0.02 0.07 74.54 Average: all 23.74 0.00 1.71 0.35 0.08 74.13 Average: 0 22.03 0.00 1.68 0.25 0.08 75.95 Average: 1 27.30 0.00 1.86 0.37 0.08 70.39 Average: 2 26.73 0.00 1.71 0.42 0.08 71.06 Average: 3 23.58 0.00 1.64 0.52 0.08 74.18 Average: 4 22.67 0.00 1.81 0.42 0.07 75.03 Average: 5 27.00 0.00 1.86 0.15 0.08 70.91 Average: 6 16.81 0.00 1.56 0.35 0.07 81.21 Average: 7 23.76 0.00 1.53 0.29 0.07 74.35