---> uname -a: Linux prd-centos8-docker-8c-8g-5175.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 12G 149G 8% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1116 26648 19 4125 30300 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:98:87:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.255/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85958sec preferred_lft 85958sec inet6 fe80::f816:3eff:fe98:871b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:46:e7:7c:31 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::42:46ff:fee7:7c31/64 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) 03/26/2026 _x86_64_ (8 CPU) 10:18:19 LINUX RESTART (8 CPU) 10:19:01 AM tps rtps wtps bread/s bwrtn/s 10:20:01 AM 231.29 17.36 213.93 3880.17 12425.77 10:21:01 AM 176.09 2.48 173.61 515.43 15990.97 10:22:01 AM 31.74 0.08 31.66 27.59 2613.68 10:23:01 AM 118.28 0.57 117.71 485.30 39958.50 10:24:01 AM 30.44 0.43 30.01 20.93 605.98 10:25:01 AM 6.10 0.00 6.10 0.00 439.94 Average: 98.99 3.49 95.50 821.59 12006.13 10:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 AM 28666524 30720260 3989188 12.22 2688 2368820 2436344 7.23 188440 3326440 237760 10:21:01 AM 27325984 29639220 5329728 16.32 2688 2622632 2750448 8.16 279376 4547996 49296 10:22:01 AM 26573236 29149216 6082476 18.63 2688 2882620 3303840 9.80 298208 5265528 238828 10:23:01 AM 25111240 28584016 7544472 23.10 2688 3755228 4975728 14.76 437000 6497924 124 10:24:01 AM 24896612 28376364 7759100 23.76 2688 3762244 3752652 11.13 445228 6705172 176 10:25:01 AM 25820316 29314060 6835396 20.93 2688 3775920 2865616 8.50 454548 5776292 3856 Average: 26398985 29297189 6256727 19.16 2688 3194577 3347438 9.93 350467 5353225 88340 10:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 AM eth0 331.97 259.28 3597.44 39.80 0.00 0.00 0.00 0.00 10:20:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:21:01 AM eth0 293.14 233.27 3637.75 34.75 0.00 0.00 0.00 0.00 10:21:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:22:01 AM eth0 290.87 201.80 3820.61 42.00 0.00 0.00 0.00 0.00 10:22:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 AM lo 6.40 6.40 0.56 0.56 0.00 0.00 0.00 0.00 10:23:01 AM eth0 181.56 106.43 5957.27 11.76 0.00 0.00 0.00 0.00 10:23:01 AM docker0 1.57 1.92 0.23 0.22 0.00 0.00 0.00 0.00 10:23:01 AM veth4d20872 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:24:01 AM lo 74.48 74.48 5.59 5.59 0.00 0.00 0.00 0.00 10:24:01 AM eth0 187.35 145.85 58.07 65.77 0.00 0.00 0.00 0.00 10:24:01 AM docker0 11.28 12.73 1.67 1.65 0.00 0.00 0.00 0.00 10:25:01 AM lo 38.94 38.94 1.92 1.92 0.00 0.00 0.00 0.00 10:25:01 AM eth0 181.72 151.01 76.55 70.15 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 Average: lo 19.97 19.97 1.34 1.34 0.00 0.00 0.00 0.00 Average: eth0 244.44 182.94 2858.03 44.04 0.00 0.00 0.00 0.00 Average: docker0 2.14 2.44 0.32 0.31 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) 03/26/2026 _x86_64_ (8 CPU) 10:18:19 LINUX RESTART (8 CPU) 10:19:01 AM CPU %user %nice %system %iowait %steal %idle 10:20:01 AM all 17.39 0.00 1.43 0.63 0.07 80.48 10:20:01 AM 0 8.79 0.00 1.09 0.77 0.07 89.29 10:20:01 AM 1 35.02 0.00 3.24 0.84 0.07 60.83 10:20:01 AM 2 18.88 0.00 1.07 0.40 0.07 79.58 10:20:01 AM 3 19.63 0.00 1.29 0.63 0.08 78.36 10:20:01 AM 4 10.99 0.00 0.99 0.57 0.05 87.40 10:20:01 AM 5 13.81 0.00 0.95 0.45 0.07 84.72 10:20:01 AM 6 17.33 0.00 1.44 0.89 0.07 80.28 10:20:01 AM 7 14.66 0.00 1.39 0.47 0.08 83.40 10:21:01 AM all 35.11 0.00 1.16 0.55 0.11 63.07 10:21:01 AM 0 29.12 0.00 0.75 0.23 0.12 69.77 10:21:01 AM 1 36.89 0.00 1.54 1.05 0.12 60.40 10:21:01 AM 2 44.59 0.00 1.65 0.47 0.13 53.16 10:21:01 AM 3 23.24 0.00 1.14 0.15 0.08 75.39 10:21:01 AM 4 30.58 0.00 0.90 0.33 0.08 68.10 10:21:01 AM 5 42.19 0.00 1.50 0.80 0.10 55.41 10:21:01 AM 6 42.60 0.00 0.90 0.12 0.10 56.28 10:21:01 AM 7 31.66 0.00 0.87 1.27 0.12 66.08 10:22:01 AM all 26.24 0.00 0.72 0.08 0.06 72.90 10:22:01 AM 0 30.10 0.00 0.42 0.00 0.05 69.43 10:22:01 AM 1 47.57 0.00 1.50 0.10 0.07 50.76 10:22:01 AM 2 18.47 0.00 0.58 0.15 0.05 80.75 10:22:01 AM 3 10.19 0.00 1.30 0.22 0.07 88.23 10:22:01 AM 4 17.13 0.00 0.32 0.05 0.07 82.43 10:22:01 AM 5 47.43 0.00 0.55 0.13 0.07 51.82 10:22:01 AM 6 20.74 0.00 0.43 0.00 0.03 78.79 10:22:01 AM 7 18.26 0.00 0.62 0.02 0.05 81.05 10:23:01 AM all 19.02 0.00 2.76 0.68 0.14 77.39 10:23:01 AM 0 13.32 0.00 2.35 0.07 0.13 84.14 10:23:01 AM 1 16.06 0.00 2.94 1.34 0.15 79.51 10:23:01 AM 2 36.67 0.00 2.96 0.82 0.17 59.38 10:23:01 AM 3 17.54 0.00 2.67 0.76 0.10 78.93 10:23:01 AM 4 20.17 0.00 3.15 0.57 0.17 75.94 10:23:01 AM 5 16.25 0.00 2.74 0.86 0.13 80.02 10:23:01 AM 6 13.25 0.00 2.40 0.80 0.17 83.38 10:23:01 AM 7 18.93 0.00 2.89 0.25 0.12 77.82 10:24:01 AM all 17.60 0.00 1.97 0.05 0.08 80.30 10:24:01 AM 0 11.31 0.00 1.85 0.07 0.08 86.68 10:24:01 AM 1 19.77 0.00 2.02 0.02 0.08 78.11 10:24:01 AM 2 15.26 0.00 2.09 0.07 0.10 82.48 10:24:01 AM 3 19.99 0.00 1.52 0.08 0.08 78.32 10:24:01 AM 4 15.46 0.00 2.33 0.07 0.08 82.07 10:24:01 AM 5 21.20 0.00 1.99 0.02 0.07 76.73 10:24:01 AM 6 21.36 0.00 2.12 0.03 0.07 76.41 10:24:01 AM 7 16.47 0.00 1.83 0.03 0.08 81.59 10:25:01 AM all 22.62 0.00 1.02 0.01 0.10 76.25 10:25:01 AM 0 30.00 0.00 0.63 0.00 0.08 69.28 10:25:01 AM 1 33.91 0.00 1.32 0.03 0.12 64.62 10:25:01 AM 2 11.66 0.00 0.67 0.02 0.10 87.55 10:25:01 AM 3 21.68 0.00 0.70 0.00 0.08 77.53 10:25:01 AM 4 15.23 0.00 0.92 0.02 0.10 83.74 10:25:01 AM 5 16.00 0.00 1.25 0.00 0.08 82.67 10:25:01 AM 6 29.22 0.00 1.99 0.05 0.10 68.65 10:25:01 AM 7 23.22 0.00 0.70 0.00 0.10 75.98 Average: all 23.00 0.00 1.51 0.33 0.09 75.06 Average: 0 20.45 0.00 1.18 0.19 0.09 78.09 Average: 1 31.56 0.00 2.09 0.56 0.10 65.69 Average: 2 24.25 0.00 1.50 0.32 0.10 73.83 Average: 3 18.71 0.00 1.44 0.31 0.08 79.46 Average: 4 18.26 0.00 1.43 0.27 0.09 79.95 Average: 5 26.16 0.00 1.50 0.38 0.09 71.88 Average: 6 24.09 0.00 1.55 0.31 0.09 73.96 Average: 7 20.54 0.00 1.38 0.34 0.09 77.65