---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14447 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 12G 67G 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 667 9367 4 5954 14979 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:04:2d:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:fe04:2d22/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:2f:45:5f:06:15 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-14447) 12/17/25 _x86_64_ (4 CPU) 01:06:26 LINUX RESTART (4 CPU) 01:10:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:17 25.92 1.08 21.44 3.40 427.83 3507.29 86432.10 01:30:05 23.22 0.16 19.73 3.32 5.13 1802.15 28257.01 Average: 24.58 0.63 20.59 3.36 218.63 2663.37 57639.78 01:10:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:17 9596060 13116096 2842304 17.36 129272 3517176 3106236 17.83 789404 5606528 56 01:30:05 9128856 13039740 2915212 17.80 150832 3857288 2975160 17.08 926248 5897756 22640 Average: 9362458 13077918 2878758 17.58 140052 3687232 3040698 17.45 857826 5752142 11348 01:10:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:17 lo 29.99 29.99 6.93 6.93 0.00 0.00 0.00 0.00 01:20:17 ens3 49.12 38.78 355.75 8.15 0.00 0.00 0.00 0.00 01:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:05 lo 1354.01 1354.01 1264.24 1264.24 0.00 0.00 0.00 0.00 01:30:05 ens3 43.69 32.12 255.18 8.51 0.00 0.00 0.00 0.00 01:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 685.28 685.28 629.20 629.20 0.00 0.00 0.00 0.00 Average: ens3 46.44 35.48 305.97 8.33 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-14447) 12/17/25 _x86_64_ (4 CPU) 01:06:26 LINUX RESTART (4 CPU) 01:10:16 CPU %user %nice %system %iowait %steal %idle 01:20:17 all 34.49 0.00 1.35 0.15 0.09 63.91 01:20:17 0 34.60 0.00 1.62 0.10 0.10 63.59 01:20:17 1 34.97 0.00 1.26 0.12 0.10 63.56 01:20:17 2 34.28 0.00 1.22 0.08 0.09 64.33 01:20:17 3 34.10 0.00 1.31 0.31 0.10 64.18 01:30:05 all 32.19 0.00 1.64 0.08 0.09 66.00 01:30:05 0 32.14 0.00 1.41 0.03 0.09 66.33 01:30:05 1 33.76 0.00 1.79 0.04 0.09 64.31 01:30:05 2 31.13 0.00 1.60 0.07 0.09 67.11 01:30:05 3 31.73 0.00 1.75 0.18 0.10 66.24 Average: all 33.35 0.00 1.49 0.12 0.09 64.94 Average: 0 33.39 0.00 1.51 0.07 0.09 64.94 Average: 1 34.37 0.00 1.52 0.08 0.09 63.93 Average: 2 32.72 0.00 1.41 0.08 0.09 65.70 Average: 3 32.93 0.00 1.53 0.25 0.10 65.20