---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13276 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 665 9861 4 5462 14981 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:41:46:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.143/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85093sec preferred_lft 85093sec inet6 fe80::f816:3eff:fe41:4619/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:d9:be:1a:86:70 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-13276) 12/13/25 _x86_64_ (4 CPU) 05:28:33 LINUX RESTART (4 CPU) 05:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:02 19.09 3.52 14.65 0.91 754.08 4185.05 1888.02 05:50:02 21.96 0.79 18.41 2.76 88.96 6791.33 2452.40 Average: 20.52 2.16 16.53 1.83 421.99 5486.34 2169.81 05:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:02 10314264 13696888 2263504 13.82 142420 3376848 2579028 14.80 772612 4918420 15108 05:50:02 10113944 15356392 594780 3.63 186764 5096152 1119204 6.42 1148084 4635288 38272 Average: 10214104 14526640 1429142 8.73 164592 4236500 1849116 10.61 960348 4776854 26690 05:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:02 lo 2.53 2.53 0.22 0.22 0.00 0.00 0.00 0.00 05:40:02 ens3 89.73 71.07 660.95 15.64 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:02 lo 2.06 2.06 0.19 0.19 0.00 0.00 0.00 0.00 05:50:02 ens3 116.19 97.00 559.48 72.37 0.00 0.00 0.00 0.00 05:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.30 2.30 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 102.94 84.02 610.29 43.96 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-13276) 12/13/25 _x86_64_ (4 CPU) 05:28:33 LINUX RESTART (4 CPU) 05:30:01 CPU %user %nice %system %iowait %steal %idle 05:40:02 all 63.26 0.00 1.92 0.11 0.09 34.63 05:40:02 0 63.92 0.00 1.88 0.05 0.09 34.07 05:40:02 1 64.46 0.00 2.02 0.19 0.09 33.24 05:40:02 2 61.53 0.00 2.14 0.12 0.09 36.12 05:40:02 3 63.12 0.00 1.64 0.07 0.08 35.08 05:50:02 all 53.65 0.00 2.05 0.19 0.08 44.03 05:50:02 0 51.00 0.00 1.64 0.13 0.08 47.16 05:50:02 1 59.08 0.00 2.26 0.13 0.09 38.44 05:50:02 2 51.23 0.00 2.16 0.47 0.08 46.06 05:50:02 3 53.28 0.00 2.14 0.04 0.08 44.46 Average: all 58.46 0.00 1.99 0.15 0.08 39.32 Average: 0 57.46 0.00 1.76 0.09 0.09 40.61 Average: 1 61.78 0.00 2.14 0.16 0.09 35.84 Average: 2 56.39 0.00 2.15 0.29 0.08 41.08 Average: 3 58.21 0.00 1.89 0.06 0.08 39.76