---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4348 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 877 12264 4 18950 30747 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: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:07:5a:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.177/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84508sec preferred_lft 84508sec inet6 fe80::f816:3eff:fe07:5a3b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:64:75:51:7c:1a 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::2464:75ff:fe51:7c1a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4348) 04/07/26 _x86_64_ (8 CPU) 09:10:36 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 126.99 0.41 122.44 4.15 17.86 12796.10 6835.62 09:40:25 10.86 0.01 10.50 0.35 0.74 455.67 14464.78 Average: 67.82 0.21 65.40 2.21 9.14 6508.52 10722.76 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 864408 20341332 11811000 35.94 593584 18008060 17589328 51.87 4793184 23523564 996 09:40:25 1115912 20678720 11473100 34.91 594100 18090696 16801572 49.55 4845924 23211300 1612 Average: 990160 20510026 11642050 35.43 593842 18049378 17195450 50.71 4819554 23367432 1304 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 0.74 0.74 0.40 0.40 0.00 0.00 0.00 0.00 09:30:01 ens3 55.86 41.64 925.49 9.58 0.00 0.00 0.00 0.00 09:30:01 docker0 0.13 0.17 0.02 1.19 0.00 0.00 0.00 0.00 09:30:01 br-5f3daa057122 0.42 0.39 0.32 0.06 0.00 0.00 0.00 0.00 09:30:01 veth773b164 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth08a89e5 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 veth38057c3 0.47 0.43 0.06 0.27 0.00 0.00 0.00 0.00 09:30:01 veth3b6e537 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:30:01 vethd1c6b25 82.10 86.63 44.55 42.24 0.00 0.00 0.00 0.00 09:30:01 veth1472388 72.88 68.52 50.41 33.41 0.00 0.00 0.00 0.00 09:30:01 veth5ee1709 12.05 10.90 4.98 9.88 0.00 0.00 0.00 0.00 09:40:25 lo 11.67 11.67 54.52 54.52 0.00 0.00 0.00 0.00 09:40:25 ens3 20.52 10.45 7.20 6.37 0.00 0.00 0.00 0.00 09:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:25 br-5f3daa057122 6.43 6.36 53.46 1.20 0.00 0.00 0.00 0.00 09:40:25 veth773b164 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:25 veth08a89e5 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:25 veth38057c3 0.40 0.20 0.07 0.34 0.00 0.00 0.00 0.00 09:40:25 veth3b6e537 0.25 0.22 0.03 0.09 0.00 0.00 0.00 0.00 09:40:25 vethd1c6b25 309.74 333.91 249.77 144.48 0.00 0.00 0.00 0.02 09:40:25 veth1472388 109.77 101.64 95.12 69.38 0.00 0.00 0.00 0.01 09:40:25 veth5ee1709 233.25 217.37 105.78 184.14 0.00 0.00 0.00 0.02 Average: lo 6.31 6.31 27.97 27.97 0.00 0.00 0.00 0.00 Average: ens3 37.85 25.75 457.61 7.94 0.00 0.00 0.00 0.00 Average: docker0 0.07 0.08 0.01 0.58 0.00 0.00 0.00 0.00 Average: br-5f3daa057122 3.49 3.43 27.40 0.64 0.00 0.00 0.00 0.00 Average: veth773b164 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth08a89e5 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth38057c3 0.44 0.31 0.06 0.31 0.00 0.00 0.00 0.00 Average: veth3b6e537 0.14 0.17 0.02 0.05 0.00 0.00 0.00 0.00 Average: vethd1c6b25 198.08 212.62 149.11 94.33 0.00 0.00 0.00 0.01 Average: veth1472388 91.68 85.39 73.19 51.74 0.00 0.00 0.00 0.01 Average: veth5ee1709 124.75 116.10 56.34 98.67 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4348) 04/07/26 _x86_64_ (8 CPU) 09:10:36 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 10.98 0.02 1.48 0.45 0.07 87.01 09:30:01 0 10.49 0.01 1.77 0.64 0.07 87.02 09:30:01 1 11.63 0.03 1.55 0.33 0.07 86.39 09:30:01 2 9.94 0.02 1.55 0.23 0.07 88.19 09:30:01 3 10.50 0.02 1.50 0.45 0.06 87.47 09:30:01 4 11.53 0.02 1.47 0.63 0.07 86.28 09:30:01 5 10.02 0.02 1.32 0.73 0.06 87.84 09:30:01 6 12.20 0.04 1.34 0.14 0.07 86.22 09:30:01 7 11.48 0.02 1.31 0.43 0.07 86.70 09:40:25 all 5.86 0.00 1.11 0.04 0.07 92.91 09:40:25 0 5.48 0.00 1.17 0.04 0.07 93.24 09:40:25 1 5.76 0.00 1.18 0.11 0.07 92.88 09:40:25 2 5.97 0.00 1.11 0.07 0.07 92.78 09:40:25 3 6.23 0.00 1.03 0.05 0.07 92.62 09:40:25 4 6.62 0.00 1.19 0.01 0.07 92.10 09:40:25 5 6.46 0.00 1.08 0.04 0.07 92.34 09:40:25 6 4.92 0.00 1.01 0.02 0.06 93.99 09:40:25 7 5.45 0.00 1.11 0.01 0.07 93.35 Average: all 8.38 0.01 1.29 0.24 0.07 90.01 Average: 0 7.95 0.01 1.46 0.34 0.07 90.18 Average: 1 8.64 0.01 1.36 0.22 0.07 89.69 Average: 2 7.92 0.01 1.33 0.15 0.07 90.53 Average: 3 8.33 0.01 1.26 0.24 0.07 90.09 Average: 4 9.03 0.01 1.33 0.32 0.07 89.24 Average: 5 8.22 0.01 1.20 0.38 0.07 90.12 Average: 6 8.50 0.02 1.17 0.07 0.07 90.17 Average: 7 8.42 0.01 1.20 0.22 0.07 90.08