---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6752 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 662 10207 4 5119 14984 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:a0:85:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.9/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84923sec preferred_lft 84923sec inet6 fe80::f816:3eff:fea0:85b2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:20:9d:a7:66:30 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6752) 02/01/26 _x86_64_ (4 CPU) 15:29:48 LINUX RESTART (4 CPU) 15:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:00 78.16 11.34 51.44 15.37 2057.22 11460.86 267103.86 15:50:00 32.08 0.75 28.05 3.28 22.00 4448.94 4146.96 Average: 55.12 6.05 39.74 9.32 1039.56 7954.73 135618.83 15:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:00 10320668 13892144 2066364 12.62 132272 3568720 2382068 13.67 777352 4899668 24468 15:50:00 8174392 12948916 3000864 18.33 169460 4647432 3537564 20.31 1102764 6625324 1572 Average: 9247530 13420530 2533614 15.47 150866 4108076 2959816 16.99 940058 5762496 13020 15:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:00 lo 1.54 1.54 0.18 0.18 0.00 0.00 0.00 0.00 15:40:00 ens3 167.88 122.85 1123.85 27.38 0.00 0.00 0.00 0.00 15:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 1534.95 1534.95 1462.69 1462.69 0.00 0.00 0.00 0.00 15:50:00 ens3 78.38 61.88 461.71 16.28 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 768.28 768.28 731.47 731.47 0.00 0.00 0.00 0.00 Average: ens3 123.13 92.36 792.76 21.83 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 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-6752) 02/01/26 _x86_64_ (4 CPU) 15:29:48 LINUX RESTART (4 CPU) 15:30:00 CPU %user %nice %system %iowait %steal %idle 15:40:00 all 62.60 0.00 2.63 0.49 0.09 34.19 15:40:00 0 62.09 0.00 2.37 0.12 0.09 35.33 15:40:00 1 63.44 0.00 2.71 0.35 0.09 33.40 15:40:00 2 62.13 0.00 2.71 0.55 0.09 34.52 15:40:00 3 62.71 0.00 2.74 0.94 0.09 33.51 15:50:00 all 70.03 0.00 2.89 0.06 0.09 26.93 15:50:00 0 70.69 0.00 2.98 0.08 0.09 26.16 15:50:00 1 70.37 0.00 2.85 0.02 0.09 26.67 15:50:00 2 68.49 0.00 3.06 0.06 0.09 28.31 15:50:00 3 70.55 0.00 2.70 0.08 0.09 26.58 Average: all 66.31 0.00 2.76 0.27 0.09 30.56 Average: 0 66.39 0.00 2.67 0.10 0.09 30.75 Average: 1 66.90 0.00 2.78 0.19 0.09 30.04 Average: 2 65.31 0.00 2.89 0.30 0.09 31.42 Average: 3 66.63 0.00 2.72 0.51 0.09 30.05