---> uname -a: Linux prd-centos8-docker-8c-8g-4320.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 14G 147G 9% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1139 24926 19 5824 30277 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:9d:35:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.192/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85808sec preferred_lft 85808sec inet6 fe80::f816:3eff:fe9d:3520/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:2a:33:8b:b5 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::42:2aff:fe33:8bb5/64 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) 04/21/2026 _x86_64_ (8 CPU) 10:50:09 LINUX RESTART (8 CPU) 10:51:01 AM tps rtps wtps bread/s bwrtn/s 10:52:01 AM 279.34 19.98 259.36 8272.89 15135.51 10:53:01 AM 195.33 2.52 192.82 614.43 13857.42 10:54:01 AM 144.50 0.57 143.94 394.54 41778.91 10:55:01 AM 38.61 0.57 38.05 19.46 719.32 10:56:01 AM 11.41 0.00 11.41 0.00 539.55 10:57:01 AM 115.61 0.00 115.61 0.00 27273.56 10:58:01 AM 19.79 0.00 19.79 0.00 638.60 10:59:01 AM 286.65 0.00 286.65 0.00 3219.33 11:00:01 AM 69.33 0.25 69.08 40.92 34313.88 Average: 128.95 2.65 126.29 1037.90 15275.10 10:51:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:52:01 AM 28622344 30819280 4033368 12.35 2688 2509424 1711240 5.08 303776 3246680 130336 10:53:01 AM 26899672 29412724 5756040 17.63 2688 2818820 3532396 10.48 379192 4861820 52704 10:54:01 AM 24567684 28239784 8088028 24.77 2688 3950424 3938364 11.69 527992 6940200 1220 10:55:01 AM 24276192 27959648 8379520 25.66 2688 3957792 4361432 12.94 546988 7203920 64 10:56:01 AM 24748744 28443268 7906968 24.21 2688 3969332 3774204 11.20 551200 6733536 1816 10:57:01 AM 23371904 27877760 9283808 28.43 2688 4766816 5646124 16.75 754416 7844476 1560 10:58:01 AM 22717204 27271460 9938508 30.43 2688 4815996 6100172 18.10 757212 8492088 4436 10:59:01 AM 24289676 28991480 8366036 25.62 2688 4949760 3060400 9.08 783060 6912424 230316 11:00:01 AM 25458612 30935120 7197100 22.04 2688 5713832 1609776 4.78 1172616 5345576 23152 Average: 24994670 28883392 7661042 23.46 2688 4161355 3748234 11.12 641828 6397858 49512 10:51:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:52:01 AM eth0 411.88 336.28 2966.68 74.18 0.00 0.00 0.00 0.00 10:52:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:53:01 AM eth0 345.56 264.62 4476.64 38.66 0.00 0.00 0.00 0.00 10:53:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:54:01 AM lo 0.53 0.53 0.03 0.03 0.00 0.00 0.00 0.00 10:54:01 AM eth0 345.33 213.63 9755.36 24.63 0.00 0.00 0.00 0.00 10:54:01 AM docker0 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:55:01 AM lo 59.17 59.17 4.98 4.98 0.00 0.00 0.00 0.00 10:55:01 AM eth0 184.92 134.68 57.56 72.57 0.00 0.00 0.00 0.00 10:55:01 AM docker0 12.04 13.56 1.78 1.68 0.00 0.00 0.00 0.00 10:55:01 AM veth81b645d 0.00 0.08 0.00 0.01 0.00 0.00 0.00 0.00 10:56:01 AM lo 47.92 47.92 2.46 2.46 0.00 0.00 0.00 0.00 10:56:01 AM eth0 196.57 164.30 82.47 72.42 0.00 0.00 0.00 0.00 10:56:01 AM docker0 0.78 1.02 0.11 0.19 0.00 0.00 0.00 0.00 10:57:01 AM lo 20.01 20.01 2.49 2.49 0.00 0.00 0.00 0.00 10:57:01 AM eth0 523.61 167.23 3023.64 16.99 0.00 0.00 0.00 0.00 10:57:01 AM docker0 8.38 9.80 0.81 1.71 0.00 0.00 0.00 0.00 10:57:01 AM vethb1e9092 8.38 9.93 0.92 1.72 0.00 0.00 0.00 0.00 10:57:01 AM veth5614eee 0.00 0.15 0.00 0.01 0.00 0.00 0.00 0.00 10:58:01 AM lo 1011.21 1011.21 173.12 173.12 0.00 0.00 0.00 0.00 10:58:01 AM eth0 158.93 106.08 49.75 49.78 0.00 0.00 0.00 0.00 10:58:01 AM docker0 432.74 448.67 75.89 88.46 0.00 0.00 0.00 0.00 10:58:01 AM vethb1e9092 378.14 392.50 75.15 61.08 0.00 0.00 0.00 0.01 10:58:01 AM veth5614eee 54.60 56.61 6.65 27.62 0.00 0.00 0.00 0.00 10:59:01 AM lo 658.42 658.42 109.26 109.26 0.00 0.00 0.00 0.00 10:59:01 AM eth0 119.85 99.60 1473.71 23.28 0.00 0.00 0.00 0.00 10:59:01 AM docker0 283.64 290.47 60.95 45.36 0.00 0.00 0.00 0.00 11:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 AM eth0 42.82 39.79 29.52 32.36 0.00 0.00 0.00 0.00 11:00:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 199.69 199.69 32.48 32.48 0.00 0.00 0.00 0.00 Average: eth0 258.83 169.57 2434.96 44.99 0.00 0.00 0.00 0.00 Average: docker0 81.95 84.84 15.50 15.27 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) 04/21/2026 _x86_64_ (8 CPU) 10:50:09 LINUX RESTART (8 CPU) 10:51:01 AM CPU %user %nice %system %iowait %steal %idle 10:52:01 AM all 19.49 0.00 1.76 0.86 0.08 77.81 10:52:01 AM 0 16.31 0.00 1.62 0.58 0.08 81.40 10:52:01 AM 1 27.45 0.00 1.70 0.47 0.08 70.29 10:52:01 AM 2 16.66 0.00 1.40 1.35 0.07 80.52 10:52:01 AM 3 22.71 0.00 2.59 1.32 0.10 73.27 10:52:01 AM 4 16.62 0.00 1.52 0.99 0.08 80.78 10:52:01 AM 5 20.76 0.00 1.74 0.67 0.07 76.76 10:52:01 AM 6 16.16 0.00 1.22 0.23 0.08 82.30 10:52:01 AM 7 19.24 0.00 2.26 1.24 0.08 77.19 10:53:01 AM all 37.79 0.00 1.21 0.50 0.09 60.41 10:53:01 AM 0 28.39 0.00 1.17 1.07 0.08 69.28 10:53:01 AM 1 48.75 0.00 1.55 0.23 0.08 49.38 10:53:01 AM 2 26.13 0.00 1.24 0.79 0.10 71.75 10:53:01 AM 3 45.15 0.00 0.94 0.22 0.08 53.61 10:53:01 AM 4 45.62 0.00 0.73 0.30 0.08 53.27 10:53:01 AM 5 47.51 0.00 1.69 0.30 0.08 50.42 10:53:01 AM 6 27.15 0.00 0.95 0.17 0.08 71.65 10:53:01 AM 7 33.59 0.00 1.42 0.94 0.10 63.95 10:54:01 AM all 30.27 0.00 2.51 0.81 0.08 66.33 10:54:01 AM 0 54.65 0.00 2.67 0.67 0.10 41.92 10:54:01 AM 1 38.59 0.00 2.35 1.31 0.08 57.67 10:54:01 AM 2 24.39 0.00 2.88 2.12 0.08 70.52 10:54:01 AM 3 26.15 0.00 2.53 1.23 0.08 70.01 10:54:01 AM 4 28.17 0.00 2.05 0.23 0.08 69.46 10:54:01 AM 5 27.34 0.00 2.43 0.18 0.08 69.96 10:54:01 AM 6 17.09 0.00 3.18 0.32 0.07 79.35 10:54:01 AM 7 25.73 0.00 2.01 0.40 0.07 71.79 10:55:01 AM all 22.74 0.00 2.39 0.07 0.10 74.70 10:55:01 AM 0 20.21 0.00 2.06 0.02 0.12 77.60 10:55:01 AM 1 24.25 0.00 2.78 0.10 0.10 72.76 10:55:01 AM 2 20.96 0.00 2.55 0.07 0.10 76.32 10:55:01 AM 3 23.77 0.00 2.71 0.02 0.08 73.42 10:55:01 AM 4 27.00 0.00 2.03 0.12 0.10 70.75 10:55:01 AM 5 30.05 0.00 2.53 0.12 0.08 67.22 10:55:01 AM 6 15.15 0.00 2.25 0.08 0.08 82.44 10:55:01 AM 7 20.52 0.00 2.24 0.07 0.10 77.07 10:56:01 AM all 19.88 0.00 1.10 0.03 0.08 78.91 10:56:01 AM 0 28.56 0.00 1.27 0.02 0.10 70.06 10:56:01 AM 1 18.62 0.00 1.05 0.03 0.10 80.20 10:56:01 AM 2 16.90 0.00 1.05 0.00 0.07 81.98 10:56:01 AM 3 31.12 0.00 1.40 0.08 0.08 67.31 10:56:01 AM 4 21.24 0.00 1.49 0.00 0.08 77.19 10:56:01 AM 5 5.57 0.00 0.60 0.05 0.05 93.73 10:56:01 AM 6 21.10 0.00 0.85 0.02 0.10 77.94 10:56:01 AM 7 15.92 0.00 1.09 0.00 0.08 82.91 10:57:01 AM all 34.65 0.00 1.90 0.45 0.09 62.91 10:57:01 AM 0 38.05 0.00 1.91 0.00 0.08 59.95 10:57:01 AM 1 25.93 0.00 1.88 1.48 0.08 70.63 10:57:01 AM 2 35.47 0.00 1.64 0.87 0.10 61.92 10:57:01 AM 3 25.06 0.00 1.84 0.27 0.08 72.75 10:57:01 AM 4 22.58 0.00 2.03 0.37 0.08 74.94 10:57:01 AM 5 35.59 0.00 1.64 0.03 0.08 62.65 10:57:01 AM 6 46.66 0.00 1.22 0.22 0.08 51.81 10:57:01 AM 7 47.88 0.00 3.07 0.35 0.10 48.60 10:58:01 AM all 23.49 0.00 1.63 0.02 0.11 74.75 10:58:01 AM 0 22.93 0.00 1.68 0.07 0.10 75.23 10:58:01 AM 1 29.51 0.00 1.77 0.02 0.12 68.59 10:58:01 AM 2 27.85 0.00 1.52 0.00 0.12 70.51 10:58:01 AM 3 18.32 0.00 1.76 0.02 0.10 79.80 10:58:01 AM 4 15.73 0.00 1.64 0.00 0.12 82.51 10:58:01 AM 5 17.30 0.00 1.92 0.02 0.10 80.67 10:58:01 AM 6 36.12 0.00 1.22 0.00 0.10 62.56 10:58:01 AM 7 20.10 0.00 1.56 0.07 0.10 78.17 10:59:01 AM all 29.73 0.00 1.64 0.40 0.08 68.15 10:59:01 AM 0 15.49 0.00 1.30 0.03 0.10 83.08 10:59:01 AM 1 44.18 0.00 1.27 0.02 0.10 54.44 10:59:01 AM 2 37.60 0.00 1.22 0.02 0.07 61.09 10:59:01 AM 3 17.10 0.00 1.27 0.07 0.08 81.48 10:59:01 AM 4 19.54 0.00 1.27 0.13 0.07 78.98 10:59:01 AM 5 32.23 0.00 2.65 1.32 0.08 63.71 10:59:01 AM 6 39.34 0.00 2.78 1.59 0.08 56.20 10:59:01 AM 7 32.33 0.00 1.36 0.05 0.08 66.18 11:00:01 AM all 18.35 0.00 1.66 0.38 0.05 79.55 11:00:01 AM 0 17.19 0.00 1.05 0.02 0.07 81.68 11:00:01 AM 1 11.46 0.00 2.06 2.26 0.05 84.17 11:00:01 AM 2 10.15 0.00 1.07 0.00 0.07 88.72 11:00:01 AM 3 36.07 0.00 2.77 0.27 0.05 60.84 11:00:01 AM 4 16.14 0.00 1.64 0.03 0.05 82.13 11:00:01 AM 5 16.57 0.00 1.69 0.05 0.05 81.64 11:00:01 AM 6 21.14 0.00 1.40 0.08 0.05 77.32 11:00:01 AM 7 18.05 0.00 1.59 0.37 0.05 79.94 Average: all 26.26 0.00 1.76 0.39 0.08 71.50 Average: 0 26.85 0.00 1.64 0.28 0.09 71.15 Average: 1 29.86 0.00 1.82 0.66 0.09 67.57 Average: 2 24.01 0.00 1.62 0.58 0.09 73.71 Average: 3 27.28 0.00 1.98 0.39 0.08 70.27 Average: 4 23.63 0.00 1.60 0.24 0.08 74.44 Average: 5 25.89 0.00 1.88 0.31 0.08 71.86 Average: 6 26.66 0.00 1.67 0.30 0.08 71.28 Average: 7 25.92 0.00 1.84 0.39 0.09 71.76