---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5730 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 28G 128G 18% / 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 823 9272 4 21996 30801 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:ef:df:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.143/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85053sec preferred_lft 85053sec inet6 fe80::f816:3eff:feef:df66/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:91:db:42:a5:47 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::4c91:dbff:fe42:a547/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5730) 04/24/26 _x86_64_ (8 CPU) 23:08:44 LINUX RESTART (8 CPU) 23:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:20:03 363.79 2.25 333.60 27.94 379.81 67922.30 1078009.07 23:30:08 298.80 1.25 243.30 54.25 16.34 42964.71 1092183.67 Average: 330.99 1.75 288.02 41.22 196.37 55326.56 1085162.79 23:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:20:03 15522376 31229368 1027820 3.13 347788 15114632 1651100 4.87 5487076 10864904 132576 23:30:08 9232280 30988260 1220016 3.71 541728 20533268 1787536 5.27 11015612 11116236 388 Average: 12377328 31108814 1123918 3.42 444758 17823950 1719318 5.07 8251344 10990570 66482 23:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:20:03 lo 0.83 0.83 0.18 0.18 0.00 0.00 0.00 0.00 23:20:03 ens3 249.48 171.97 2697.66 2128.99 0.00 0.00 0.00 0.00 23:20:03 docker0 38.86 68.45 2.21 826.48 0.00 0.00 0.00 0.00 23:30:08 lo 0.33 0.33 0.06 0.06 0.00 0.00 0.00 0.00 23:30:08 ens3 119.95 89.64 979.09 2342.63 0.00 0.00 0.00 0.00 23:30:08 docker0 28.72 43.84 2.22 862.19 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.12 0.12 0.00 0.00 0.00 0.00 Average: ens3 184.11 130.42 1830.32 2236.81 0.00 0.00 0.00 0.00 Average: docker0 33.74 56.03 2.22 844.50 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-5730) 04/24/26 _x86_64_ (8 CPU) 23:08:44 LINUX RESTART (8 CPU) 23:10:09 CPU %user %nice %system %iowait %steal %idle 23:20:03 all 10.29 0.00 3.43 1.19 0.06 85.03 23:20:03 0 9.10 0.00 3.14 1.13 0.06 86.57 23:20:03 1 9.84 0.00 3.63 1.33 0.06 85.15 23:20:03 2 10.92 0.00 3.74 1.04 0.06 84.24 23:20:03 3 11.44 0.00 3.73 1.56 0.06 83.22 23:20:03 4 13.87 0.00 3.76 1.43 0.06 80.88 23:20:03 5 8.32 0.00 3.03 1.39 0.06 87.19 23:20:03 6 10.96 0.00 3.27 0.63 0.06 85.08 23:20:03 7 7.90 0.00 3.17 0.97 0.06 87.90 23:30:08 all 14.88 0.00 4.73 0.61 0.06 79.72 23:30:08 0 14.13 0.00 4.68 1.01 0.06 80.12 23:30:08 1 15.14 0.00 4.69 0.84 0.06 79.28 23:30:08 2 15.40 0.00 5.24 0.79 0.06 78.52 23:30:08 3 17.44 0.00 5.05 0.64 0.06 76.81 23:30:08 4 12.85 0.00 4.39 0.30 0.06 82.42 23:30:08 5 18.16 0.00 5.11 0.40 0.07 76.27 23:30:08 6 12.91 0.00 4.67 0.51 0.06 81.84 23:30:08 7 13.01 0.00 4.03 0.42 0.05 82.49 Average: all 12.60 0.00 4.09 0.90 0.06 82.35 Average: 0 11.63 0.00 3.92 1.07 0.06 83.32 Average: 1 12.51 0.00 4.16 1.08 0.06 82.19 Average: 2 13.18 0.00 4.49 0.91 0.06 81.36 Average: 3 14.46 0.00 4.39 1.09 0.06 79.99 Average: 4 13.35 0.00 4.07 0.86 0.06 81.65 Average: 5 13.28 0.00 4.08 0.89 0.06 81.68 Average: 6 11.94 0.00 3.98 0.57 0.06 83.45 Average: 7 10.48 0.00 3.60 0.70 0.05 85.17