---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14601 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 66G 16% / 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 647 8770 4 6571 14999 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:a0:5c:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84229sec preferred_lft 84229sec inet6 fe80::f816:3eff:fea0:5ca9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:3b:4c:86:9e:e0 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-14601) 12/17/25 _x86_64_ (4 CPU) 15:01:08 LINUX RESTART (4 CPU) 15:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:01 23.14 0.06 20.44 2.63 6.22 2197.65 14521.25 15:30:55 25.81 0.02 23.19 2.60 0.43 4029.23 17385.46 Average: 24.54 0.04 21.88 2.61 3.19 3156.50 16020.69 15:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:01 9293152 13035264 2921080 17.84 145504 3712572 3037816 17.44 834496 5845940 21920 15:30:55 5310040 10088260 5863816 35.81 159752 4689508 5658784 32.48 1129088 9461888 29736 Average: 7301596 11561762 4392448 26.83 152628 4201040 4348300 24.96 981792 7653914 25828 15:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:01 lo 1549.02 1549.02 1469.92 1469.92 0.00 0.00 0.00 0.00 15:20:01 ens3 36.71 31.05 25.76 11.14 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:55 lo 1034.27 1034.27 3051.71 3051.71 0.00 0.00 0.00 0.00 15:30:55 ens3 31.36 25.39 26.71 9.31 0.00 0.00 0.00 0.00 15:30:55 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1279.54 1279.54 2298.00 2298.00 0.00 0.00 0.00 0.00 Average: ens3 33.91 28.09 26.26 10.18 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-14601) 12/17/25 _x86_64_ (4 CPU) 15:01:08 LINUX RESTART (4 CPU) 15:10:05 CPU %user %nice %system %iowait %steal %idle 15:20:01 all 65.15 0.00 2.35 0.52 0.12 31.86 15:20:01 0 63.95 0.00 2.46 0.21 0.14 33.24 15:20:01 1 65.81 0.00 2.15 0.24 0.11 31.68 15:20:01 2 65.03 0.00 2.36 1.32 0.11 31.17 15:20:01 3 65.80 0.00 2.44 0.30 0.11 31.35 15:30:55 all 53.75 0.00 2.06 0.91 0.11 43.18 15:30:55 0 51.89 0.00 1.75 0.59 0.11 45.67 15:30:55 1 54.61 0.00 2.08 2.00 0.11 41.20 15:30:55 2 56.44 0.00 2.55 0.62 0.11 40.28 15:30:55 3 52.05 0.00 1.85 0.43 0.11 45.56 Average: all 59.18 0.00 2.20 0.72 0.11 37.79 Average: 0 57.63 0.00 2.09 0.41 0.12 39.75 Average: 1 59.95 0.00 2.11 1.16 0.11 36.66 Average: 2 60.54 0.00 2.46 0.96 0.11 35.94 Average: 3 58.61 0.00 2.13 0.37 0.11 38.79