---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17073 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 633 9514 4 5841 15013 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:dc:42:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84872sec preferred_lft 84872sec inet6 fe80::f816:3eff:fedc:42d0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:0c:fd:bc:4c:25 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-17073) 12/28/25 _x86_64_ (4 CPU) 17:17:57 LINUX RESTART (4 CPU) 17:20:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:30:01 3.86 0.50 3.13 0.23 427.46 419.67 5773.17 17:40:01 66.74 4.67 59.04 3.03 269.46 10175.24 11317.40 Average: 36.01 2.64 31.72 1.66 346.67 5407.74 8607.96 17:20:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:01 13577280 15512184 503892 3.08 56628 2103788 1149300 6.60 330652 2221912 292 17:40:01 8763720 13629836 2324912 14.20 138252 4819288 2893412 16.61 1260788 5931440 94428 Average: 11170500 14571010 1414402 8.64 97440 3461538 2021356 11.60 795720 4076676 47360 17:20:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 17:30:01 ens3 13.88 8.53 138.14 1.38 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 865.07 865.07 823.40 823.40 0.00 0.00 0.00 0.00 17:40:01 ens3 134.88 102.48 1114.13 22.43 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 442.37 442.37 421.01 421.01 0.00 0.00 0.00 0.00 Average: ens3 75.75 56.57 637.17 12.14 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-17073) 12/28/25 _x86_64_ (4 CPU) 17:17:57 LINUX RESTART (4 CPU) 17:20:28 CPU %user %nice %system %iowait %steal %idle 17:30:01 all 0.46 0.00 0.09 0.06 0.02 99.36 17:30:01 0 0.62 0.00 0.10 0.13 0.02 99.13 17:30:01 1 0.28 0.00 0.09 0.02 0.03 99.60 17:30:01 2 0.62 0.00 0.08 0.04 0.03 99.23 17:30:01 3 0.34 0.00 0.11 0.05 0.01 99.49 17:40:01 all 54.02 0.00 2.32 0.47 0.09 43.10 17:40:01 0 52.79 0.00 1.99 0.72 0.09 44.41 17:40:01 1 53.91 0.00 2.40 0.29 0.10 43.30 17:40:01 2 53.45 0.00 2.44 0.35 0.09 43.66 17:40:01 3 55.93 0.00 2.46 0.51 0.09 41.02 Average: all 27.80 0.00 1.23 0.27 0.06 70.65 Average: 0 27.24 0.00 1.06 0.43 0.06 71.21 Average: 1 27.67 0.00 1.27 0.15 0.06 70.85 Average: 2 27.58 0.00 1.29 0.20 0.06 70.88 Average: 3 28.70 0.00 1.31 0.29 0.05 69.65