---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-37183 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 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 713 9572 4 5703 14932 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:48:54:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84689sec preferred_lft 84689sec inet6 fe80::f816:3eff:fe48:54a1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:2e:77:5a:40:17 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37183) 07/19/26 _x86_64_ (4 CPU) 15:47:09 LINUX RESTART (4 CPU) 15:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 26.57 0.79 23.37 2.40 39.77 4615.13 15626.57 16:10:01 29.96 0.05 26.78 3.14 1.58 6022.42 19183.03 Average: 28.27 0.42 25.08 2.77 20.67 5319.22 17405.92 15:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 9200336 13186072 2769164 16.91 159608 3899416 3109028 17.85 739856 5997596 179632 16:10:01 8096104 13330344 2618684 15.99 185620 5056680 3186440 18.29 1024724 6748536 28856 Average: 8648220 13258208 2693924 16.45 172614 4478048 3147734 18.07 882290 6373066 104244 15:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 1187.04 1187.04 1131.45 1131.45 0.00 0.00 0.00 0.00 16:00:01 ens3 77.57 57.75 335.14 15.13 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1098.17 1098.17 1046.35 1046.35 0.00 0.00 0.00 0.00 16:10:01 ens3 53.56 43.70 232.75 12.08 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1142.57 1142.57 1088.88 1088.88 0.00 0.00 0.00 0.00 Average: ens3 65.56 50.72 283.91 13.61 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-37183) 07/19/26 _x86_64_ (4 CPU) 15:47:09 LINUX RESTART (4 CPU) 15:50:00 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 65.66 0.00 2.23 0.06 0.08 31.97 16:00:01 0 64.74 0.00 1.93 0.05 0.08 33.19 16:00:01 1 65.46 0.00 2.34 0.04 0.09 32.08 16:00:01 2 66.93 0.00 2.44 0.05 0.09 30.50 16:00:01 3 65.51 0.00 2.22 0.09 0.09 32.10 16:10:01 all 57.06 0.00 2.19 0.07 0.09 40.59 16:10:01 0 53.33 0.00 2.03 0.08 0.09 44.49 16:10:01 1 60.03 0.00 2.17 0.06 0.09 37.65 16:10:01 2 55.73 0.00 2.15 0.09 0.09 41.94 16:10:01 3 59.15 0.00 2.43 0.03 0.09 38.29 Average: all 61.36 0.00 2.21 0.06 0.09 36.28 Average: 0 59.03 0.00 1.98 0.06 0.09 38.84 Average: 1 62.74 0.00 2.25 0.05 0.09 34.87 Average: 2 61.32 0.00 2.29 0.07 0.09 36.23 Average: 3 62.33 0.00 2.33 0.06 0.09 35.19