---> uname -a: Linux prd-centos8-docker-8c-8g-9965.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: 2799.934 BogoMIPS: 5599.86 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 1067 26918 19 3904 30349 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:03:e8:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.98/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85971sec preferred_lft 85971sec inet6 fe80::f816:3eff:fe03:e82d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:21:51:0d:c1 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::42:21ff:fe51:dc1/64 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) 05/12/2026 _x86_64_ (8 CPU) 17:08:39 LINUX RESTART (8 CPU) 05:09:01 PM tps rtps wtps bread/s bwrtn/s 05:10:01 PM 251.54 20.57 230.97 4145.13 7856.69 05:11:01 PM 283.26 5.40 277.86 1188.54 22922.31 05:12:01 PM 141.14 0.62 140.53 487.39 41560.54 05:13:01 PM 40.90 0.00 40.90 0.00 890.22 05:14:01 PM 14.05 0.48 13.56 21.46 371.24 05:15:01 PM 3.08 0.00 3.08 0.00 72.91 Average: 122.33 4.51 117.82 973.83 12277.73 05:09:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:10:01 PM 29134568 31052208 3521144 10.78 2688 2235144 1857848 5.51 161384 2910444 296972 05:11:01 PM 27858912 30186820 4796800 14.69 2688 2637284 2251228 6.68 264864 4031724 53288 05:12:01 PM 24906520 28397500 7749192 23.73 2688 3773544 4582024 13.59 425756 6710552 72 05:13:01 PM 24491200 27985120 8164512 25.00 2688 3776184 4933916 14.64 445148 7106504 0 05:14:01 PM 24009224 27509164 8646488 26.48 2688 3782152 4658000 13.82 449120 7584296 16 05:15:01 PM 23914240 27416964 8741472 26.77 2688 3785000 4674784 13.87 449160 7679752 2264 Average: 25719111 28757963 6936601 21.24 2688 3331551 3826300 11.35 365905 6003879 58769 05:09:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 PM eth0 218.67 161.89 2128.97 40.58 0.00 0.00 0.00 0.00 05:10:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 PM eth0 451.37 366.74 5707.92 49.50 0.00 0.00 0.00 0.00 05:11:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 PM eth0 316.16 201.35 9772.62 29.86 0.00 0.00 0.00 0.00 05:12:01 PM docker0 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:12:01 PM veth62ba0fb 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:13:01 PM lo 30.62 30.62 34.26 34.26 0.00 0.00 0.00 0.00 05:13:01 PM eth0 52.12 30.70 18.49 18.00 0.00 0.00 0.00 0.00 05:13:01 PM docker0 12.56 13.46 16.14 16.33 0.00 0.00 0.00 0.00 05:13:01 PM veth2405d30 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 PM veth602f0e9 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 PM lo 54.70 54.70 3.47 3.47 0.00 0.00 0.00 0.00 05:14:01 PM eth0 240.25 160.98 72.00 70.37 0.00 0.00 0.00 0.00 05:14:01 PM docker0 3.47 4.10 0.62 0.62 0.00 0.00 0.00 0.00 05:15:01 PM lo 48.02 48.02 2.34 2.34 0.00 0.00 0.00 0.00 05:15:01 PM eth0 74.04 62.53 22.70 36.71 0.00 0.00 0.00 0.00 05:15:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.22 22.22 6.68 6.68 0.00 0.00 0.00 0.00 Average: eth0 225.43 164.03 2953.49 40.84 0.00 0.00 0.00 0.00 Average: docker0 2.67 2.95 2.79 2.83 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) 05/12/2026 _x86_64_ (8 CPU) 17:08:39 LINUX RESTART (8 CPU) 05:09:01 PM CPU %user %nice %system %iowait %steal %idle 05:10:01 PM all 11.82 0.00 1.43 0.55 0.06 86.14 05:10:01 PM 0 10.46 0.00 1.23 0.22 0.08 88.01 05:10:01 PM 1 9.03 0.00 1.04 0.23 0.05 89.65 05:10:01 PM 2 29.49 0.00 3.19 0.97 0.05 66.30 05:10:01 PM 3 6.26 0.00 1.12 0.28 0.05 92.29 05:10:01 PM 4 14.97 0.00 1.42 0.37 0.03 83.21 05:10:01 PM 5 13.43 0.00 2.09 1.72 0.03 82.72 05:10:01 PM 6 6.50 0.00 0.45 0.28 0.07 92.70 05:10:01 PM 7 4.40 0.00 0.94 0.28 0.10 94.27 05:11:01 PM all 32.19 0.00 1.36 0.87 0.08 65.50 05:11:01 PM 0 33.57 0.00 1.09 0.55 0.08 64.71 05:11:01 PM 1 33.30 0.00 1.14 1.15 0.08 64.33 05:11:01 PM 2 34.47 0.00 0.84 1.25 0.08 63.36 05:11:01 PM 3 36.11 0.00 1.25 0.62 0.07 61.95 05:11:01 PM 4 28.35 0.00 1.89 0.90 0.08 68.77 05:11:01 PM 5 19.61 0.00 1.35 0.60 0.08 78.35 05:11:01 PM 6 38.26 0.00 0.78 0.65 0.07 60.24 05:11:01 PM 7 33.82 0.00 2.52 1.22 0.08 62.35 05:12:01 PM all 39.55 0.00 3.37 0.64 0.08 56.36 05:12:01 PM 0 40.37 0.00 3.47 0.08 0.08 55.98 05:12:01 PM 1 42.53 0.00 3.87 0.96 0.08 52.55 05:12:01 PM 2 53.39 0.00 2.55 0.20 0.08 43.77 05:12:01 PM 3 23.79 0.00 3.80 1.61 0.10 70.69 05:12:01 PM 4 41.57 0.00 3.18 0.19 0.10 54.96 05:12:01 PM 5 34.84 0.00 2.96 0.12 0.08 62.00 05:12:01 PM 6 39.46 0.00 3.56 0.59 0.07 56.32 05:12:01 PM 7 40.42 0.00 3.58 1.35 0.07 54.58 05:13:01 PM all 21.85 0.00 1.88 0.06 0.08 76.13 05:13:01 PM 0 25.53 0.00 2.29 0.07 0.08 72.03 05:13:01 PM 1 18.29 0.00 2.04 0.07 0.08 79.53 05:13:01 PM 2 24.39 0.00 2.02 0.05 0.07 73.47 05:13:01 PM 3 18.07 0.00 1.49 0.05 0.07 80.32 05:13:01 PM 4 22.69 0.00 1.86 0.05 0.07 75.33 05:13:01 PM 5 18.20 0.00 1.91 0.05 0.07 79.78 05:13:01 PM 6 17.22 0.00 2.01 0.10 0.08 80.59 05:13:01 PM 7 30.43 0.00 1.40 0.05 0.08 68.03 05:14:01 PM all 9.65 0.00 1.23 0.02 0.07 89.02 05:14:01 PM 0 10.31 0.00 1.24 0.03 0.07 88.36 05:14:01 PM 1 9.83 0.00 1.22 0.03 0.07 88.85 05:14:01 PM 2 10.30 0.00 1.72 0.00 0.08 87.89 05:14:01 PM 3 9.71 0.00 1.27 0.02 0.07 88.94 05:14:01 PM 4 10.81 0.00 1.29 0.00 0.07 87.84 05:14:01 PM 5 5.99 0.00 1.20 0.05 0.08 92.67 05:14:01 PM 6 9.97 0.00 0.90 0.02 0.07 89.04 05:14:01 PM 7 10.30 0.00 1.04 0.00 0.07 88.60 05:15:01 PM all 2.06 0.00 0.48 0.01 0.06 97.39 05:15:01 PM 0 2.14 0.00 0.28 0.00 0.07 97.51 05:15:01 PM 1 2.29 0.00 0.67 0.00 0.07 96.97 05:15:01 PM 2 1.27 0.00 0.55 0.02 0.08 98.08 05:15:01 PM 3 4.45 0.00 0.20 0.00 0.03 95.31 05:15:01 PM 4 1.39 0.00 0.23 0.00 0.05 98.33 05:15:01 PM 5 1.74 0.00 0.25 0.02 0.07 97.93 05:15:01 PM 6 1.75 0.00 1.39 0.02 0.05 96.79 05:15:01 PM 7 1.47 0.00 0.30 0.00 0.05 98.18 Average: all 19.50 0.00 1.63 0.36 0.07 78.45 Average: 0 20.37 0.00 1.60 0.16 0.08 77.79 Average: 1 19.19 0.00 1.66 0.41 0.07 78.68 Average: 2 25.53 0.00 1.81 0.42 0.08 72.16 Average: 3 16.38 0.00 1.52 0.43 0.06 81.61 Average: 4 19.93 0.00 1.64 0.25 0.07 78.11 Average: 5 15.62 0.00 1.63 0.43 0.07 82.26 Average: 6 18.85 0.00 1.51 0.28 0.07 79.30 Average: 7 20.12 0.00 1.63 0.48 0.08 77.69