---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3834 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 15% / 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 753 9767 4 5468 14892 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:fa:55:97 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.126/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84502sec preferred_lft 84502sec inet6 fe80::f816:3eff:fefa:5597/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:3b:16:85:47:24 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3834) 12/05/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 25.51 2.92 20.73 1.86 361.87 4660.93 3876.22 06:50:15 33.83 0.06 30.26 3.50 1.57 5818.90 15001.17 Average: 29.76 1.46 25.61 2.70 177.48 5253.55 9569.65 06:30:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 9665920 13236344 2720784 16.62 152640 3517972 2864800 16.44 757236 5541964 15568 06:50:15 7940052 12926168 3024332 18.47 186288 4824980 3355872 19.26 1058364 6883556 26020 Average: 8802986 13081256 2872558 17.54 169464 4171476 3110336 17.85 907800 6212760 20794 06:30:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 646.78 646.78 615.86 615.86 0.00 0.00 0.00 0.00 06:40:01 ens3 102.10 78.30 712.67 18.27 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:15 lo 1480.39 1480.39 1409.68 1409.68 0.00 0.00 0.00 0.00 06:50:15 ens3 53.65 41.59 212.32 12.75 0.00 0.00 0.00 0.00 06:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1073.40 1073.40 1022.11 1022.11 0.00 0.00 0.00 0.00 Average: ens3 77.30 59.51 456.61 15.45 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-3834) 12/05/25 _x86_64_ (4 CPU) 06:26:26 LINUX RESTART (4 CPU) 06:30:14 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 59.57 0.00 2.01 0.09 0.08 38.24 06:40:01 0 61.58 0.00 2.34 0.05 0.08 35.94 06:40:01 1 60.65 0.00 1.86 0.07 0.08 37.33 06:40:01 2 58.09 0.00 1.80 0.07 0.08 39.96 06:40:01 3 57.98 0.00 2.05 0.17 0.08 39.72 06:50:15 all 56.82 0.00 2.47 0.14 0.09 40.49 06:50:15 0 56.69 0.00 2.39 0.09 0.08 40.75 06:50:15 1 57.78 0.00 2.42 0.10 0.09 39.61 06:50:15 2 57.59 0.00 2.59 0.19 0.09 39.54 06:50:15 3 55.21 0.00 2.50 0.16 0.08 42.04 Average: all 58.16 0.00 2.25 0.11 0.08 39.39 Average: 0 59.08 0.00 2.37 0.07 0.08 38.40 Average: 1 59.19 0.00 2.15 0.08 0.09 38.50 Average: 2 57.83 0.00 2.20 0.14 0.08 39.74 Average: 3 56.56 0.00 2.28 0.17 0.08 40.91