---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11795 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 648 9945 4 5395 14998 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:53:38:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.135/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe53:3870/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:72:ea:4b:22:3b 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-11795) 12/09/25 _x86_64_ (4 CPU) 01:41:44 LINUX RESTART (4 CPU) 01:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:03 9.47 0.01 8.03 1.43 0.41 598.44 28091.68 02:10:03 38.94 0.41 32.86 5.67 15.12 6691.11 31136.37 Average: 24.20 0.21 20.44 3.55 7.77 3644.77 29614.03 01:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:03 9484848 12987208 2971128 18.15 154820 3476972 3261964 18.72 801056 5705364 44336 02:10:03 10243320 15410872 538700 3.29 189448 5021288 1094940 6.28 1437684 4212452 31968 Average: 9864084 14199040 1754914 10.72 172134 4249130 2178452 12.50 1119370 4958908 38152 01:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:03 lo 53.48 53.48 13.38 13.38 0.00 0.00 0.00 0.00 02:00:03 ens3 7.56 4.89 4.35 1.84 0.00 0.00 0.00 0.00 02:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:10:03 lo 2262.53 2262.53 2175.58 2175.58 0.00 0.00 0.00 0.00 02:10:03 ens3 76.60 60.77 463.04 28.15 0.00 0.00 0.00 0.00 02:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1158.01 1158.01 1094.48 1094.48 0.00 0.00 0.00 0.00 Average: ens3 42.08 32.83 233.69 14.99 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-11795) 12/09/25 _x86_64_ (4 CPU) 01:41:44 LINUX RESTART (4 CPU) 01:50:03 CPU %user %nice %system %iowait %steal %idle 02:00:03 all 15.59 0.00 0.77 0.07 0.10 83.46 02:00:03 0 15.05 0.00 0.73 0.17 0.10 83.95 02:00:03 1 15.98 0.00 0.87 0.05 0.10 83.00 02:00:03 2 16.05 0.00 0.78 0.03 0.10 83.04 02:00:03 3 15.29 0.00 0.71 0.03 0.10 83.87 02:10:03 all 49.34 0.00 2.58 0.24 0.08 47.76 02:10:03 0 49.24 0.00 2.71 0.39 0.08 47.58 02:10:03 1 48.20 0.00 2.42 0.18 0.08 49.12 02:10:03 2 51.24 0.00 2.64 0.10 0.08 45.94 02:10:03 3 48.68 0.00 2.55 0.30 0.08 48.39 Average: all 32.46 0.00 1.67 0.16 0.09 65.62 Average: 0 32.14 0.00 1.72 0.28 0.09 65.77 Average: 1 32.10 0.00 1.64 0.12 0.09 66.05 Average: 2 33.63 0.00 1.71 0.07 0.09 64.51 Average: 3 31.97 0.00 1.63 0.16 0.09 66.15