---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4124 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 841 12534 4 18716 30783 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:d1:35:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.62/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84533sec preferred_lft 84533sec inet6 fe80::f816:3eff:fed1:35f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:8e:10:8d:7e:5b 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::108e:10ff:fe8d:7e5b/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-4124) 04/06/26 _x86_64_ (8 CPU) 10:44:58 LINUX RESTART (8 CPU) 10:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:01 295.55 0.53 283.65 11.37 25.61 48683.33 71134.57 11:10:01 11.58 0.12 11.14 0.32 5.11 449.29 2530.21 Average: 153.77 0.33 147.59 5.85 15.37 24600.83 36881.49 10:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:01 2082520 21288696 10866548 33.07 592236 17747864 16545356 48.79 4688036 22398212 864 11:10:01 695908 19986952 12166480 37.02 593548 17825564 17613088 51.94 4731600 23736928 1192 Average: 1389214 20637824 11516514 35.04 592892 17786714 17079222 50.36 4709818 23067570 1028 10:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:01 lo 0.68 0.68 0.10 0.10 0.00 0.00 0.00 0.00 11:00:01 ens3 381.62 215.19 2491.45 82.28 0.00 0.00 0.00 0.00 11:00:01 docker0 17.50 30.60 1.01 673.98 0.00 0.00 0.00 0.00 11:00:01 br-5e8b45740a3e 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 11:00:01 veth9dea79d 8.60 8.78 4.98 1.59 0.00 0.00 0.00 0.00 11:00:01 veth130c175 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 11:00:01 veth3641899 0.32 0.35 0.03 0.13 0.00 0.00 0.00 0.00 11:00:01 veth2eae25f 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 11:00:01 vethddef6a3 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 11:00:01 vethaaf4b81 3.50 3.19 0.57 1.20 0.00 0.00 0.00 0.00 11:00:01 vethb182371 0.08 0.16 0.03 0.04 0.00 0.00 0.00 0.00 11:00:01 veth7f45bc8 1.03 0.87 0.14 0.96 0.00 0.00 0.00 0.00 11:10:01 lo 6.84 6.84 32.18 32.18 0.00 0.00 0.00 0.00 11:10:01 ens3 9.77 6.65 3.59 3.90 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 br-5e8b45740a3e 3.69 3.59 31.44 0.82 0.00 0.00 0.00 0.00 11:10:01 veth9dea79d 285.25 306.01 215.10 144.45 0.00 0.00 0.00 0.02 11:10:01 veth130c175 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 veth3641899 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 11:10:01 veth2eae25f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 vethddef6a3 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 11:10:01 vethaaf4b81 135.71 126.57 109.93 71.66 0.00 0.00 0.00 0.01 11:10:01 veth7f45bc8 178.21 166.00 81.80 147.58 0.00 0.00 0.00 0.01 Average: lo 3.76 3.76 16.12 16.12 0.00 0.00 0.00 0.00 Average: ens3 195.96 111.07 1249.30 43.14 0.00 0.00 0.00 0.00 Average: docker0 8.76 15.32 0.51 337.47 0.00 0.00 0.00 0.00 Average: br-5e8b45740a3e 1.99 1.92 15.70 0.42 0.00 0.00 0.00 0.00 Average: veth9dea79d 146.72 157.19 109.89 72.92 0.00 0.00 0.00 0.01 Average: veth130c175 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3641899 0.36 0.28 0.05 0.24 0.00 0.00 0.00 0.00 Average: veth2eae25f 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethddef6a3 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethaaf4b81 69.51 64.79 55.17 36.38 0.00 0.00 0.00 0.00 Average: veth7f45bc8 89.49 83.32 40.91 74.17 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4124) 04/06/26 _x86_64_ (8 CPU) 10:44:58 LINUX RESTART (8 CPU) 10:50:00 CPU %user %nice %system %iowait %steal %idle 11:00:01 all 24.93 0.02 3.35 0.74 0.07 70.88 11:00:01 0 22.30 0.01 3.39 1.21 0.07 73.02 11:00:01 1 25.68 0.04 3.30 0.55 0.08 70.36 11:00:01 2 29.15 0.02 3.60 0.92 0.08 66.24 11:00:01 3 23.65 0.02 3.25 0.67 0.08 72.33 11:00:01 4 23.57 0.03 3.66 0.46 0.07 72.21 11:00:01 5 26.33 0.01 3.51 1.06 0.07 69.03 11:00:01 6 25.60 0.02 3.08 0.40 0.07 70.84 11:00:01 7 23.15 0.04 3.04 0.67 0.08 73.04 11:10:01 all 7.88 0.00 1.15 0.03 0.06 90.88 11:10:01 0 7.94 0.00 1.20 0.02 0.06 90.77 11:10:01 1 8.77 0.00 1.27 0.03 0.06 89.87 11:10:01 2 7.58 0.00 1.18 0.10 0.07 91.08 11:10:01 3 8.47 0.00 1.18 0.02 0.07 90.25 11:10:01 4 6.97 0.00 1.12 0.02 0.06 91.82 11:10:01 5 7.92 0.00 1.08 0.01 0.06 90.93 11:10:01 6 7.18 0.00 1.10 0.02 0.06 91.64 11:10:01 7 8.18 0.00 1.08 0.02 0.07 90.66 Average: all 16.43 0.01 2.26 0.39 0.07 80.84 Average: 0 15.15 0.00 2.30 0.62 0.07 81.86 Average: 1 17.25 0.02 2.29 0.29 0.07 80.08 Average: 2 18.40 0.01 2.39 0.51 0.07 78.61 Average: 3 16.08 0.01 2.22 0.35 0.07 81.27 Average: 4 15.30 0.01 2.39 0.24 0.07 81.99 Average: 5 17.16 0.00 2.30 0.54 0.06 79.94 Average: 6 16.43 0.01 2.10 0.21 0.06 81.19 Average: 7 15.69 0.02 2.06 0.34 0.07 81.82