---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16280 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 12G 66G 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 621 9308 4 6058 15024 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:fb:e1:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84620sec preferred_lft 84620sec inet6 fe80::f816:3eff:fefb:e191/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:ee:78:22:aa:bb 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-16280) 12/25/25 _x86_64_ (4 CPU) 01:08:56 LINUX RESTART (4 CPU) 01:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:23 4.81 0.56 3.91 0.34 608.41 658.56 3744.07 01:30:01 46.38 4.85 40.23 1.31 280.83 4390.42 5849.90 Average: 25.22 2.67 21.74 0.81 447.60 2490.56 4777.84 01:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:23 13461188 15529724 485280 2.96 58052 2234788 1143800 6.57 395892 2263576 20 01:30:01 10465680 13758244 2203848 13.46 116572 3337996 2464416 14.15 736172 4825192 32788 Average: 11963434 14643984 1344564 8.21 87312 2786392 1804108 10.36 566032 3544384 16404 01:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:23 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 01:20:23 ens3 8.37 4.72 185.65 0.40 0.00 0.00 0.00 0.00 01:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 296.38 296.38 281.31 281.31 0.00 0.00 0.00 0.00 01:30:01 ens3 107.10 77.76 1044.72 16.44 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 145.57 145.57 138.10 138.10 0.00 0.00 0.00 0.00 Average: ens3 56.84 40.58 607.38 8.27 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-16280) 12/25/25 _x86_64_ (4 CPU) 01:08:56 LINUX RESTART (4 CPU) 01:10:23 CPU %user %nice %system %iowait %steal %idle 01:20:23 all 0.50 0.00 0.12 0.12 0.03 99.24 01:20:23 0 0.33 0.00 0.16 0.11 0.03 99.38 01:20:23 1 0.95 0.00 0.09 0.06 0.03 98.86 01:20:23 2 0.27 0.00 0.12 0.02 0.03 99.57 01:20:23 3 0.44 0.00 0.10 0.27 0.03 99.15 01:30:01 all 28.49 0.00 1.23 0.33 0.07 69.89 01:30:01 0 28.63 0.00 1.32 0.13 0.07 69.85 01:30:01 1 27.79 0.00 1.25 0.48 0.07 70.41 01:30:01 2 27.68 0.00 1.36 0.12 0.06 70.78 01:30:01 3 29.84 0.00 1.00 0.58 0.07 68.51 Average: all 14.22 0.00 0.66 0.22 0.05 84.85 Average: 0 14.23 0.00 0.73 0.12 0.05 84.88 Average: 1 14.09 0.00 0.66 0.27 0.05 84.93 Average: 2 13.71 0.00 0.73 0.07 0.04 85.45 Average: 3 14.85 0.00 0.54 0.43 0.05 84.14