---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3649 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 20G 136G 13% / 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 780 18648 4 12663 30844 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:ac:a7:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.169/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85673sec preferred_lft 85673sec inet6 fe80::f816:3eff:feac:a783/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:86:ff:c5:f9:b8 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 ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3649) 08/03/26 _x86_64_ (8 CPU) 11:48:56 LINUX RESTART (8 CPU) 11:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:00:02 156.40 5.66 144.14 6.61 601.33 37043.88 4457.79 Average: 156.40 5.66 144.14 6.61 601.33 37043.88 4457.79 11:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:00:02 12549796 25479260 6754560 20.55 269052 12507252 16565648 48.85 1723072 17636320 268 Average: 12549796 25479260 6754560 20.55 269052 12507252 16565648 48.85 1723072 17636320 268 11:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:00:02 lo 1.91 1.91 0.26 0.26 0.00 0.00 0.00 0.00 12:00:02 ens3 316.56 142.47 5394.13 22.87 0.00 0.00 0.00 0.00 12:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 br-d43dd6efd8e7 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 veth3519a89 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:00:02 br-5f8e18de1845 18.39 20.19 15.72 72.44 0.00 0.00 0.09 0.00 12:00:02 vethfa9d284 9.90 11.85 5.77 2.05 0.00 0.00 0.00 0.00 12:00:02 vethc061dd5 0.31 0.42 0.03 0.55 0.00 0.00 0.00 0.00 12:00:02 veth0588f5e 0.84 1.26 0.13 0.20 0.00 0.00 0.00 0.00 12:00:02 vethdbc6451 0.01 0.19 0.00 0.06 0.00 0.00 0.00 0.00 12:00:02 veth7e41d2d 2.59 2.52 0.31 14.09 0.00 0.00 0.00 0.00 12:00:02 vethb8b2ddb 0.01 0.19 0.00 0.06 0.00 0.00 0.00 0.00 12:00:02 veth596c856 6.35 5.74 2.73 5.34 0.00 0.00 0.00 0.00 12:00:02 veth68cb777 18.85 14.24 1.98 1.91 0.00 0.00 0.00 0.00 12:00:02 veth9b281d9 2.54 4.49 0.19 56.75 0.00 0.00 0.00 0.00 12:00:02 veth51e7b41 13.63 13.20 7.37 1.51 0.00 0.00 0.00 0.00 12:00:02 veth880afb1 17.97 22.61 9.25 2.34 0.00 0.00 0.00 0.00 12:00:02 veth6eafe4f 0.21 0.27 0.02 0.09 0.00 0.00 0.00 0.00 12:00:02 br-fffeb9f93401 0.39 0.80 0.04 0.48 0.00 0.00 0.00 0.00 12:00:02 veth3d046c9 14.92 15.54 1.31 33.14 0.00 0.00 0.00 0.00 12:00:02 veth37a7bca 15.89 15.73 33.19 1.80 0.00 0.00 0.00 0.00 12:00:02 br-16ef4ca2b7e9 0.74 0.35 0.47 0.04 0.00 0.00 0.00 0.00 12:00:02 vethcbb1b68 0.74 0.37 0.48 0.04 0.00 0.00 0.00 0.00 Average: lo 1.91 1.91 0.26 0.26 0.00 0.00 0.00 0.00 Average: ens3 316.56 142.47 5394.13 22.87 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-d43dd6efd8e7 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3519a89 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: br-5f8e18de1845 18.39 20.19 15.72 72.44 0.00 0.00 0.09 0.00 Average: vethfa9d284 9.90 11.85 5.77 2.05 0.00 0.00 0.00 0.00 Average: vethc061dd5 0.31 0.42 0.03 0.55 0.00 0.00 0.00 0.00 Average: veth0588f5e 0.84 1.26 0.13 0.20 0.00 0.00 0.00 0.00 Average: vethdbc6451 0.01 0.19 0.00 0.06 0.00 0.00 0.00 0.00 Average: veth7e41d2d 2.59 2.52 0.31 14.09 0.00 0.00 0.00 0.00 Average: vethb8b2ddb 0.01 0.19 0.00 0.06 0.00 0.00 0.00 0.00 Average: veth596c856 6.35 5.74 2.73 5.34 0.00 0.00 0.00 0.00 Average: veth68cb777 18.85 14.24 1.98 1.91 0.00 0.00 0.00 0.00 Average: veth9b281d9 2.54 4.49 0.19 56.75 0.00 0.00 0.00 0.00 Average: veth51e7b41 13.63 13.20 7.37 1.51 0.00 0.00 0.00 0.00 Average: veth880afb1 17.97 22.61 9.25 2.34 0.00 0.00 0.00 0.00 Average: veth6eafe4f 0.21 0.27 0.02 0.09 0.00 0.00 0.00 0.00 Average: br-fffeb9f93401 0.39 0.80 0.04 0.48 0.00 0.00 0.00 0.00 Average: veth3d046c9 14.92 15.54 1.31 33.14 0.00 0.00 0.00 0.00 Average: veth37a7bca 15.89 15.73 33.19 1.80 0.00 0.00 0.00 0.00 Average: br-16ef4ca2b7e9 0.74 0.35 0.47 0.04 0.00 0.00 0.00 0.00 Average: vethcbb1b68 0.74 0.37 0.48 0.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3649) 08/03/26 _x86_64_ (8 CPU) 11:48:56 LINUX RESTART (8 CPU) 11:50:02 CPU %user %nice %system %iowait %steal %idle 12:00:02 all 15.83 0.00 2.74 0.51 0.09 80.83 12:00:02 0 16.42 0.00 2.97 0.48 0.09 80.04 12:00:02 1 13.76 0.00 2.74 0.41 0.08 83.01 12:00:02 2 17.29 0.00 2.58 0.53 0.09 79.51 12:00:02 3 16.32 0.00 2.79 0.37 0.09 80.43 12:00:02 4 14.06 0.00 2.59 0.45 0.09 82.80 12:00:02 5 14.82 0.00 2.72 0.83 0.09 81.54 12:00:02 6 15.72 0.00 2.70 0.54 0.09 80.95 12:00:02 7 18.26 0.00 2.84 0.49 0.09 78.33 Average: all 15.83 0.00 2.74 0.51 0.09 80.83 Average: 0 16.42 0.00 2.97 0.48 0.09 80.04 Average: 1 13.76 0.00 2.74 0.41 0.08 83.01 Average: 2 17.29 0.00 2.58 0.53 0.09 79.51 Average: 3 16.32 0.00 2.79 0.37 0.09 80.43 Average: 4 14.06 0.00 2.59 0.45 0.09 82.80 Average: 5 14.82 0.00 2.72 0.83 0.09 81.54 Average: 6 15.72 0.00 2.70 0.54 0.09 80.95 Average: 7 18.26 0.00 2.84 0.49 0.09 78.33