---> uname -a: Linux prd-centos8-docker-8c-8g-3030.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1064 26467 19 4358 30360 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:89:df:da brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.149/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86072sec preferred_lft 86072sec inet6 fe80::f816:3eff:fe89:dfda/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:bb:fe:46:25 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:bbff:fefe:4625/64 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) 04/19/2026 _x86_64_ (8 CPU) 02:28:39 LINUX RESTART (8 CPU) 02:29:01 AM tps rtps wtps bread/s bwrtn/s 02:30:01 AM 278.29 41.74 236.55 7771.16 41446.57 02:31:01 AM 185.87 14.65 171.22 3221.86 10090.38 02:32:01 AM 206.10 6.03 200.07 1166.81 16206.96 02:33:01 AM 132.16 14.93 117.23 5380.44 31148.43 02:34:01 AM 82.86 2.77 80.09 178.74 25870.56 Average: 177.06 16.02 161.03 3543.75 24952.87 02:29:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:30:01 AM 29834872 31281728 2820840 8.64 2688 1782752 1426336 4.23 136412 2299592 20512 02:31:01 AM 29240352 31154204 3415360 10.46 2688 2232000 1545828 4.59 185672 2772092 179524 02:32:01 AM 27575324 29874908 5080388 15.56 2688 2611068 2499676 7.42 261972 4326604 83584 02:33:01 AM 26545596 30095816 6110116 18.71 2688 3844624 2605308 7.73 641340 4909284 290336 02:34:01 AM 27129880 31115224 5525832 16.92 2688 4274880 1522560 4.52 892820 4069300 8352 Average: 28065205 30704376 4590507 14.06 2688 2949065 1919942 5.70 423643 3675374 116462 02:29:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:30:01 AM eth0 370.16 233.74 943.26 65.29 0.00 0.00 0.00 0.00 02:30:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:31:01 AM eth0 156.82 117.95 1927.19 32.91 0.00 0.00 0.00 0.00 02:31:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:32:01 AM eth0 415.18 329.06 5547.40 43.82 0.00 0.00 0.00 0.00 02:32:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:33:01 AM lo 12.00 12.00 1.27 1.27 0.00 0.00 0.00 0.00 02:33:01 AM eth0 1485.00 442.34 7653.19 44.52 0.00 0.00 0.00 0.00 02:33:01 AM docker0 4.32 5.37 0.62 0.62 0.00 0.00 0.00 0.00 02:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:34:01 AM eth0 86.72 100.05 204.72 1244.80 0.00 0.00 0.00 0.00 02:34:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.40 2.40 0.25 0.25 0.00 0.00 0.00 0.00 Average: eth0 502.76 244.62 3255.05 286.29 0.00 0.00 0.00 0.00 Average: docker0 0.86 1.07 0.12 0.12 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) 04/19/2026 _x86_64_ (8 CPU) 02:28:39 LINUX RESTART (8 CPU) 02:29:01 AM CPU %user %nice %system %iowait %steal %idle 02:30:01 AM all 9.50 0.00 1.83 4.88 0.05 83.73 02:30:01 AM 0 7.76 0.02 1.99 7.06 0.05 83.12 02:30:01 AM 1 12.31 0.00 2.19 4.46 0.05 80.99 02:30:01 AM 2 10.49 0.00 2.01 3.40 0.07 84.04 02:30:01 AM 3 10.47 0.00 1.87 3.51 0.03 84.11 02:30:01 AM 4 12.36 0.00 2.51 13.88 0.07 71.18 02:30:01 AM 5 5.27 0.00 2.03 4.39 0.07 88.25 02:30:01 AM 6 10.42 0.00 0.85 0.20 0.03 88.50 02:30:01 AM 7 6.91 0.00 1.20 2.19 0.05 89.65 02:31:01 AM all 11.47 0.00 1.16 1.71 0.05 85.62 02:31:01 AM 0 18.15 0.00 1.60 0.53 0.07 79.65 02:31:01 AM 1 8.43 0.00 0.74 4.00 0.05 86.79 02:31:01 AM 2 12.64 0.00 1.39 0.69 0.07 85.22 02:31:01 AM 3 18.18 0.00 1.59 3.49 0.05 76.70 02:31:01 AM 4 2.49 0.00 0.75 0.57 0.03 96.15 02:31:01 AM 5 5.92 0.00 0.64 2.44 0.05 90.96 02:31:01 AM 6 8.24 0.00 0.57 0.58 0.03 90.57 02:31:01 AM 7 17.71 0.00 1.97 1.34 0.05 78.93 02:32:01 AM all 27.05 0.00 1.18 1.31 0.13 70.33 02:32:01 AM 0 23.92 0.00 1.12 0.40 0.08 74.48 02:32:01 AM 1 15.56 0.00 1.31 4.90 0.07 78.16 02:32:01 AM 2 34.61 0.00 0.80 0.35 0.08 64.15 02:32:01 AM 3 19.58 0.00 1.54 2.12 0.08 76.68 02:32:01 AM 4 31.75 0.00 1.10 0.94 0.08 66.13 02:32:01 AM 5 26.70 0.00 1.00 0.13 0.08 72.08 02:32:01 AM 6 41.51 0.00 1.64 1.45 0.10 55.30 02:32:01 AM 7 22.76 0.00 0.94 0.22 0.42 75.67 02:33:01 AM all 17.72 0.26 2.89 1.72 0.09 77.32 02:33:01 AM 0 13.01 0.10 2.17 0.69 0.10 83.93 02:33:01 AM 1 21.66 1.19 3.07 5.59 0.10 68.38 02:33:01 AM 2 14.59 0.03 2.56 2.07 0.08 80.66 02:33:01 AM 3 15.73 0.03 3.50 0.42 0.08 80.22 02:33:01 AM 4 18.19 0.68 2.82 2.86 0.08 75.37 02:33:01 AM 5 16.46 0.02 2.75 0.69 0.08 80.00 02:33:01 AM 6 27.36 0.00 3.24 0.60 0.10 68.69 02:33:01 AM 7 14.73 0.00 3.02 0.81 0.08 81.36 02:34:01 AM all 13.87 0.04 1.64 1.04 0.06 83.36 02:34:01 AM 0 7.41 0.00 1.46 0.60 0.08 90.45 02:34:01 AM 1 9.56 0.00 1.46 1.59 0.07 87.33 02:34:01 AM 2 16.50 0.30 1.49 2.09 0.05 79.57 02:34:01 AM 3 22.53 0.00 1.99 1.75 0.07 73.66 02:34:01 AM 4 16.70 0.00 1.67 0.10 0.05 81.47 02:34:01 AM 5 11.35 0.00 1.45 0.15 0.03 87.01 02:34:01 AM 6 11.45 0.00 1.59 0.02 0.05 86.89 02:34:01 AM 7 15.42 0.00 2.01 2.01 0.07 80.50 Average: all 15.92 0.06 1.74 2.13 0.08 80.08 Average: 0 14.06 0.02 1.67 1.86 0.08 82.32 Average: 1 13.50 0.24 1.75 4.11 0.07 80.34 Average: 2 17.77 0.07 1.65 1.72 0.07 78.72 Average: 3 17.30 0.01 2.10 2.26 0.06 78.27 Average: 4 16.30 0.13 1.77 3.67 0.06 78.07 Average: 5 13.14 0.00 1.57 1.56 0.06 83.67 Average: 6 19.79 0.00 1.58 0.57 0.06 78.00 Average: 7 15.50 0.00 1.83 1.31 0.13 81.22