---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12602 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 9.2G 69G 12% / 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 620 11728 4 3640 15026 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:27:0f:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85100sec preferred_lft 85100sec inet6 fe80::f816:3eff:fe27:f34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:7f:39:00:7e:dc 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-12602) 12/11/25 _x86_64_ (4 CPU) 11:09:56 LINUX RESTART (4 CPU) 11:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:03 87.39 14.19 66.51 6.70 1939.61 15959.54 100589.87 11:30:09 12.41 0.02 10.34 2.05 0.59 731.68 54885.22 Average: 49.78 7.08 38.34 4.36 967.01 8321.30 77664.59 11:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:03 10258788 13496848 2465424 15.06 143676 3243508 3702004 21.25 761432 4976660 14352 11:30:09 9771920 13161200 2798996 17.10 151124 3375040 3035668 17.42 796572 5424116 128 Average: 10015354 13329024 2632210 16.08 147400 3309274 3368836 19.34 779002 5200388 7240 11:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:03 lo 0.95 0.95 0.10 0.10 0.00 0.00 0.00 0.00 11:20:03 ens3 133.51 98.67 968.16 20.38 0.00 0.00 0.00 0.00 11:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:09 lo 49.16 49.16 12.18 12.18 0.00 0.00 0.00 0.00 11:30:09 ens3 6.38 5.20 7.61 1.89 0.00 0.00 0.00 0.00 11:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 25.13 25.13 6.16 6.16 0.00 0.00 0.00 0.00 Average: ens3 69.74 51.78 486.35 11.10 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-12602) 12/11/25 _x86_64_ (4 CPU) 11:09:56 LINUX RESTART (4 CPU) 11:10:00 CPU %user %nice %system %iowait %steal %idle 11:20:03 all 31.66 0.00 1.67 3.13 0.08 63.46 11:20:03 0 30.42 0.00 1.62 1.19 0.08 66.69 11:20:03 1 33.27 0.00 2.18 4.52 0.08 59.96 11:20:03 2 30.87 0.00 1.45 3.47 0.08 64.14 11:20:03 3 32.09 0.00 1.41 3.35 0.08 63.06 11:30:09 all 17.84 0.00 0.83 0.92 0.09 80.33 11:30:09 0 18.48 0.00 0.89 1.20 0.08 79.35 11:30:09 1 17.51 0.00 0.87 0.60 0.10 80.92 11:30:09 2 17.62 0.00 0.80 0.46 0.09 81.04 11:30:09 3 17.73 0.00 0.77 1.42 0.08 80.00 Average: all 24.73 0.00 1.25 2.02 0.08 71.92 Average: 0 24.43 0.00 1.25 1.19 0.08 73.04 Average: 1 25.37 0.00 1.52 2.56 0.09 70.46 Average: 2 24.22 0.00 1.12 1.96 0.08 72.61 Average: 3 24.89 0.00 1.09 2.38 0.08 71.56