---> uname -a: Linux prd-centos8-docker-8c-8g-2171.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: 2799.974 BogoMIPS: 5599.94 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 1114 26309 19 4466 30302 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:f4:03:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85821sec preferred_lft 85821sec inet6 fe80::f816:3eff:fef4:3be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:9b:6b:02:79 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::42:9bff:fe6b:279/64 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) 03/15/2026 _x86_64_ (8 CPU) 10:21:16 LINUX RESTART (8 CPU) 10:22:01 AM tps rtps wtps bread/s bwrtn/s 10:23:01 AM 261.97 17.46 244.51 3728.71 12782.94 10:24:01 AM 154.88 1.73 153.15 497.70 13697.60 10:25:01 AM 40.86 0.13 40.73 28.66 3914.21 10:26:01 AM 105.95 0.47 105.48 386.00 39157.20 10:27:01 AM 23.73 0.48 23.24 21.46 515.81 10:28:01 AM 10.21 0.00 10.21 0.00 514.18 10:29:01 AM 108.18 0.00 108.18 0.00 23812.91 10:30:01 AM 14.71 0.00 14.71 0.00 350.12 Average: 90.06 2.53 87.52 582.76 11843.27 10:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:23:01 AM 28591064 30592584 4064648 12.45 2688 2315324 1911300 5.67 213328 3368440 178916 10:24:01 AM 27035884 29312648 5619828 17.21 2688 2585680 3242664 9.62 281160 4833820 70836 10:25:01 AM 25077828 28437756 7577884 23.21 2688 3644888 4080364 12.11 338128 6649892 1053504 10:26:01 AM 24677320 28090520 7978392 24.43 2688 3695656 4288172 12.72 439504 6927888 68 10:27:01 AM 24492944 27912944 8162768 25.00 2688 3702632 4196256 12.45 443728 7107800 128 10:28:01 AM 25165924 28801976 7489788 22.94 2688 3917928 3394252 10.07 503052 6377104 204444 10:29:01 AM 23624660 27759816 9031052 27.66 2688 4404752 5789872 17.18 554540 7806336 1664 10:30:01 AM 23005728 27189484 9649984 29.55 2688 4454008 6227104 18.48 557280 8417932 5188 Average: 25208919 28512216 7446793 22.80 2688 3590108 4141248 12.29 416340 6436152 189344 10:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 AM eth0 291.50 239.63 3227.58 52.69 0.00 0.00 0.00 0.00 10:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM eth0 295.45 230.12 3885.40 35.38 0.00 0.00 0.00 0.00 10:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 AM eth0 382.39 248.29 9535.35 33.74 0.00 0.00 0.00 0.00 10:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:26:01 AM lo 16.48 16.48 1.57 1.57 0.00 0.00 0.00 0.00 10:26:01 AM eth0 41.24 31.57 14.30 14.59 0.00 0.00 0.00 0.00 10:26:01 AM docker0 5.41 6.05 0.72 0.70 0.00 0.00 0.00 0.00 10:26:01 AM vethc7bab9f 0.00 0.07 0.00 0.01 0.00 0.00 0.00 0.00 10:27:01 AM lo 71.91 71.91 4.94 4.94 0.00 0.00 0.00 0.00 10:27:01 AM eth0 174.29 144.25 52.08 64.07 0.00 0.00 0.00 0.00 10:27:01 AM docker0 7.46 8.61 1.18 1.18 0.00 0.00 0.00 0.00 10:28:01 AM lo 30.97 30.97 1.53 1.53 0.00 0.00 0.00 0.00 10:28:01 AM eth0 109.03 97.53 186.23 44.31 0.00 0.00 0.00 0.00 10:28:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:29:01 AM lo 19.41 19.41 2.44 2.44 0.00 0.00 0.00 0.00 10:29:01 AM eth0 453.30 150.38 2749.89 13.81 0.00 0.00 0.00 0.00 10:29:01 AM docker0 8.20 8.95 0.80 1.87 0.00 0.00 0.00 0.00 10:29:01 AM veth5f72d11 8.20 9.08 0.91 1.88 0.00 0.00 0.00 0.00 10:29:01 AM vethc060743 0.00 0.52 0.00 0.25 0.00 0.00 0.00 0.00 10:30:01 AM lo 1100.48 1100.48 188.23 188.23 0.00 0.00 0.00 0.00 10:30:01 AM eth0 82.14 67.14 26.56 32.88 0.00 0.00 0.00 0.00 10:30:01 AM docker0 468.36 486.17 82.69 94.89 0.00 0.00 0.00 0.00 10:30:01 AM veth5f72d11 410.46 426.77 82.14 66.23 0.00 0.00 0.00 0.01 10:30:01 AM vethc060743 57.90 59.48 6.95 28.67 0.00 0.00 0.00 0.00 Average: lo 154.91 154.91 24.84 24.84 0.00 0.00 0.00 0.00 Average: eth0 228.66 151.11 2459.51 36.43 0.00 0.00 0.00 0.00 Average: docker0 61.18 63.73 10.67 12.33 0.00 0.00 0.00 0.00 Average: veth5f72d11 52.33 54.48 10.38 8.51 0.00 0.00 0.00 0.00 Average: vethc060743 7.24 7.50 0.87 3.62 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) 03/15/2026 _x86_64_ (8 CPU) 10:21:16 LINUX RESTART (8 CPU) 10:22:01 AM CPU %user %nice %system %iowait %steal %idle 10:23:01 AM all 18.99 0.00 1.34 0.74 0.07 78.85 10:23:01 AM 0 18.32 0.00 0.87 0.47 0.08 80.25 10:23:01 AM 1 31.27 0.00 2.11 0.80 0.07 65.76 10:23:01 AM 2 10.04 0.00 0.99 0.47 0.10 88.41 10:23:01 AM 3 13.63 0.00 1.74 1.47 0.05 83.11 10:23:01 AM 4 18.42 0.00 1.04 0.87 0.05 79.63 10:23:01 AM 5 29.30 0.00 2.34 1.12 0.07 67.17 10:23:01 AM 6 14.16 0.00 0.52 0.33 0.08 84.91 10:23:01 AM 7 16.80 0.00 1.10 0.42 0.07 81.61 10:24:01 AM all 37.40 0.00 1.19 0.54 0.08 60.79 10:24:01 AM 0 27.93 0.00 1.24 0.58 0.08 70.16 10:24:01 AM 1 24.33 0.00 1.52 0.60 0.10 73.45 10:24:01 AM 2 40.02 0.00 0.89 0.20 0.08 58.81 10:24:01 AM 3 39.34 0.00 0.85 0.63 0.08 59.09 10:24:01 AM 4 30.87 0.00 1.07 0.35 0.08 67.62 10:24:01 AM 5 52.24 0.00 1.72 0.47 0.08 45.49 10:24:01 AM 6 39.44 0.00 1.10 0.60 0.07 58.79 10:24:01 AM 7 45.07 0.00 1.15 0.85 0.07 52.86 10:25:01 AM all 23.97 0.00 1.90 0.09 0.06 73.98 10:25:01 AM 0 11.41 0.00 1.24 0.03 0.07 87.25 10:25:01 AM 1 15.74 0.00 2.80 0.37 0.05 81.04 10:25:01 AM 2 19.78 0.00 1.96 0.20 0.05 78.01 10:25:01 AM 3 23.91 0.00 1.69 0.05 0.03 74.32 10:25:01 AM 4 28.88 0.00 1.46 0.05 0.05 69.56 10:25:01 AM 5 63.19 0.00 2.43 0.02 0.07 34.30 10:25:01 AM 6 11.03 0.00 2.45 0.00 0.07 86.45 10:25:01 AM 7 17.79 0.00 1.19 0.00 0.07 80.96 10:26:01 AM all 19.82 0.00 1.99 0.58 0.07 77.53 10:26:01 AM 0 14.44 0.00 1.99 0.13 0.08 83.35 10:26:01 AM 1 17.25 0.00 1.89 0.30 0.07 80.49 10:26:01 AM 2 15.28 0.00 2.04 0.72 0.08 81.87 10:26:01 AM 3 37.41 0.00 2.21 2.03 0.07 58.29 10:26:01 AM 4 23.13 0.00 2.04 0.17 0.07 74.60 10:26:01 AM 5 17.52 0.00 2.21 0.69 0.07 79.53 10:26:01 AM 6 13.71 0.00 1.72 0.40 0.05 84.11 10:26:01 AM 7 19.84 0.00 1.85 0.22 0.07 78.02 10:27:01 AM all 15.05 0.00 1.84 0.04 0.08 82.99 10:27:01 AM 0 17.11 0.00 1.92 0.02 0.08 80.87 10:27:01 AM 1 17.96 0.00 1.87 0.03 0.08 80.05 10:27:01 AM 2 11.25 0.00 1.74 0.02 0.08 86.91 10:27:01 AM 3 12.66 0.00 2.55 0.05 0.08 84.66 10:27:01 AM 4 15.11 0.00 1.84 0.07 0.08 82.90 10:27:01 AM 5 18.40 0.00 1.62 0.03 0.07 79.87 10:27:01 AM 6 14.10 0.00 1.81 0.05 0.08 83.96 10:27:01 AM 7 13.83 0.00 1.34 0.05 0.08 84.70 10:28:01 AM all 23.20 0.00 1.07 0.03 0.08 75.61 10:28:01 AM 0 24.42 0.00 0.92 0.08 0.08 74.49 10:28:01 AM 1 13.35 0.00 1.07 0.03 0.08 85.46 10:28:01 AM 2 25.13 0.00 1.69 0.02 0.08 73.08 10:28:01 AM 3 21.42 0.00 1.20 0.00 0.08 77.29 10:28:01 AM 4 19.39 0.00 0.92 0.02 0.08 79.59 10:28:01 AM 5 33.18 0.00 1.25 0.10 0.08 65.39 10:28:01 AM 6 26.63 0.00 0.97 0.00 0.07 72.33 10:28:01 AM 7 22.09 0.00 0.55 0.00 0.08 77.28 10:29:01 AM all 31.77 0.00 2.00 0.37 0.08 65.78 10:29:01 AM 0 34.28 0.00 2.30 0.65 0.08 62.69 10:29:01 AM 1 32.33 0.00 1.99 0.23 0.08 65.35 10:29:01 AM 2 37.05 0.00 1.69 0.22 0.07 60.97 10:29:01 AM 3 49.19 0.00 2.65 0.08 0.08 48.00 10:29:01 AM 4 24.33 0.00 1.85 0.18 0.08 73.56 10:29:01 AM 5 32.20 0.00 1.95 0.17 0.07 65.62 10:29:01 AM 6 20.48 0.00 1.80 0.64 0.08 77.01 10:29:01 AM 7 24.27 0.00 1.79 0.77 0.08 73.09 10:30:01 AM all 24.56 0.00 1.84 0.03 0.09 73.48 10:30:01 AM 0 20.06 0.00 1.76 0.05 0.10 78.03 10:30:01 AM 1 23.15 0.00 1.75 0.00 0.08 75.02 10:30:01 AM 2 27.05 0.00 1.68 0.00 0.10 71.17 10:30:01 AM 3 25.82 0.00 2.26 0.05 0.08 71.79 10:30:01 AM 4 22.57 0.00 2.21 0.05 0.08 75.08 10:30:01 AM 5 32.66 0.00 1.98 0.00 0.08 65.27 10:30:01 AM 6 21.59 0.00 1.80 0.05 0.08 76.48 10:30:01 AM 7 23.60 0.00 1.24 0.05 0.08 75.03 Average: all 24.35 0.00 1.65 0.30 0.08 73.63 Average: 0 21.00 0.00 1.53 0.25 0.08 77.14 Average: 1 21.92 0.00 1.87 0.30 0.08 75.83 Average: 2 23.20 0.00 1.58 0.23 0.08 74.90 Average: 3 27.92 0.00 1.89 0.55 0.07 69.57 Average: 4 22.84 0.00 1.55 0.22 0.07 75.32 Average: 5 34.83 0.00 1.94 0.32 0.07 62.83 Average: 6 20.15 0.00 1.52 0.26 0.07 78.00 Average: 7 22.91 0.00 1.28 0.29 0.08 75.44