---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14663 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: 5600.00 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 631 10373 4 4984 15015 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:33:a9:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.168/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82615sec preferred_lft 82615sec inet6 fe80::f816:3eff:fe33:a9e7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:7f:08:e5:ef:27 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-14663) 12/18/25 _x86_64_ (4 CPU) 00:00:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 1.53 0.19 1.33 0.01 4.53 21.72 225.09 00:20:37 1.04 0.00 1.04 0.00 0.01 12.68 0.00 00:30:33 38.28 4.05 33.55 0.68 249.99 3398.99 457.91 00:40:00 3.57 0.06 3.35 0.16 7.15 507.08 18.02 Average: 11.13 1.08 9.84 0.21 65.70 985.05 173.98 00:00:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 13398172 15520120 486764 2.97 61252 2277732 1143196 6.56 434644 2281156 36 00:20:37 13396444 15518940 487844 2.98 61672 2277880 1143196 6.56 435040 2282044 8 00:30:33 9994196 13071292 2891744 17.66 111452 3129804 3234120 18.56 678264 5363508 36 00:40:00 9260148 12471528 3490728 21.32 116120 3248396 3690704 21.18 725236 6030872 264 Average: 11512240 14145470 1839270 11.23 87624 2733453 2302804 13.22 568296 3989395 86 00:00:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 00:10:04 ens3 0.35 0.15 0.12 0.07 0.00 0.00 0.00 0.00 00:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:37 lo 0.09 0.09 0.01 0.01 0.00 0.00 0.00 0.00 00:20:37 ens3 0.18 0.07 0.04 0.02 0.00 0.00 0.00 0.00 00:20:37 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:33 lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 00:30:33 ens3 73.98 59.12 701.99 17.57 0.00 0.00 0.00 0.00 00:30:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:00 lo 0.61 0.61 0.40 0.40 0.00 0.00 0.00 0.00 00:40:00 ens3 11.47 8.28 42.73 3.10 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.29 0.29 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 21.49 16.91 186.86 5.18 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-14663) 12/18/25 _x86_64_ (4 CPU) 00:00:30 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 0.18 0.00 0.03 0.01 0.02 99.76 00:10:04 0 0.13 0.00 0.03 0.01 0.01 99.83 00:10:04 1 0.02 0.00 0.02 0.02 0.05 99.88 00:10:04 2 0.14 0.00 0.03 0.01 0.02 99.80 00:10:04 3 0.43 0.00 0.03 0.00 0.01 99.52 00:20:37 all 0.07 0.00 0.02 0.01 0.01 99.89 00:20:37 0 0.01 0.00 0.02 0.02 0.00 99.94 00:20:37 1 0.20 0.00 0.02 0.00 0.01 99.77 00:20:37 2 0.02 0.00 0.02 0.00 0.01 99.94 00:20:37 3 0.06 0.00 0.03 0.00 0.01 99.91 00:30:33 all 24.99 0.00 0.75 0.28 0.06 73.92 00:30:33 0 21.77 0.00 0.83 0.12 0.06 77.22 00:30:33 1 24.81 0.00 0.53 0.10 0.06 74.50 00:30:33 2 24.81 0.00 0.65 0.41 0.06 74.08 00:30:33 3 28.57 0.00 1.00 0.48 0.06 69.89 00:40:00 all 47.45 0.00 0.64 0.03 0.09 51.80 00:40:00 0 39.10 0.00 0.62 0.02 0.08 60.19 00:40:00 1 48.88 0.00 0.59 0.02 0.09 50.42 00:40:00 2 44.08 0.00 0.74 0.05 0.08 55.05 00:40:00 3 57.76 0.00 0.62 0.02 0.09 41.51 Average: all 17.70 0.00 0.36 0.08 0.04 81.82 Average: 0 14.87 0.00 0.37 0.04 0.04 84.68 Average: 1 18.00 0.00 0.29 0.03 0.05 81.63 Average: 2 16.83 0.00 0.36 0.12 0.04 82.66 Average: 3 21.11 0.00 0.41 0.13 0.04 78.31