---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10944 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 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 661 9828 4 5499 14985 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:ad:0f:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.66/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84495sec preferred_lft 84495sec inet6 fe80::f816:3eff:fead:fd1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:ec:f6:83:71:0a 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-10944) 12/06/25 _x86_64_ (4 CPU) 00:37:21 LINUX RESTART (4 CPU) 00:40:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:19 45.20 2.88 37.31 5.01 737.29 3824.96 112697.37 01:00:03 14.19 0.20 12.54 1.45 6.38 1581.89 6631.69 Average: 30.02 1.57 25.18 3.27 379.48 2726.88 60773.50 00:40:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:19 10359604 13855768 2104652 12.85 146724 3487256 2393812 13.74 848080 4784444 26724 01:00:03 9751984 13608396 2348752 14.35 162696 3804416 2898668 16.64 960720 5262876 13668 Average: 10055794 13732082 2226702 13.60 154710 3645836 2646240 15.19 904400 5023660 20196 00:40:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:19 lo 19.34 19.34 4.16 4.16 0.00 0.00 0.00 0.00 00:50:19 ens3 67.00 50.00 621.01 10.49 0.00 0.00 0.00 0.00 00:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:03 lo 849.21 849.21 776.13 776.13 0.00 0.00 0.00 0.00 01:00:03 ens3 37.37 27.59 279.23 5.94 0.00 0.00 0.00 0.00 01:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 425.60 425.60 382.08 382.08 0.00 0.00 0.00 0.00 Average: ens3 52.49 39.03 453.70 8.26 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-10944) 12/06/25 _x86_64_ (4 CPU) 00:37:21 LINUX RESTART (4 CPU) 00:40:10 CPU %user %nice %system %iowait %steal %idle 00:50:19 all 37.46 0.00 1.52 0.33 0.09 60.60 00:50:19 0 37.94 0.00 1.83 0.15 0.09 59.99 00:50:19 1 37.30 0.00 1.49 0.36 0.09 60.75 00:50:19 2 36.60 0.00 1.57 0.65 0.09 61.09 00:50:19 3 38.00 0.00 1.20 0.14 0.09 60.57 01:00:03 all 23.37 0.00 1.27 0.04 0.08 75.23 01:00:03 0 23.07 0.00 1.33 0.07 0.08 75.45 01:00:03 1 23.87 0.00 1.45 0.01 0.09 74.59 01:00:03 2 23.15 0.00 1.31 0.03 0.08 75.42 01:00:03 3 23.38 0.00 1.01 0.06 0.09 75.46 Average: all 30.56 0.00 1.40 0.19 0.09 67.76 Average: 0 30.67 0.00 1.59 0.11 0.08 67.55 Average: 1 30.73 0.00 1.47 0.19 0.09 67.52 Average: 2 30.02 0.00 1.44 0.35 0.08 68.10 Average: 3 30.84 0.00 1.10 0.10 0.09 67.86