---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2708 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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: 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 751 9326 4 5911 14895 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:14:63:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.248/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83782sec preferred_lft 83782sec inet6 fe80::f816:3eff:fe14:63ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:a3:61:f3:4c:61 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2708) 08/06/26 _x86_64_ (4 CPU) 20:24:57 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:07 28.69 2.30 11.76 14.63 134.92 3630.13 237166.51 20:50:25 60.97 0.36 48.71 11.89 11.17 4267.05 7803.60 21:00:18 39.32 0.15 32.16 7.02 10.19 5260.93 9666.12 Average: 43.14 0.94 30.99 11.21 52.11 4378.98 84894.29 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:07 10034232 13690268 2267624 13.85 161100 3590968 2552760 14.65 627916 5300472 98924 20:50:25 8679588 13240504 2709752 16.55 204224 4379212 2983088 17.12 826532 6375784 103292 21:00:18 9672200 15358656 587472 3.59 240136 5405780 1123808 6.45 1216472 4904112 64 Average: 9462007 14096476 1854949 11.33 201820 4458653 2219885 12.74 890307 5526789 67427 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:07 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 20:40:07 ens3 101.84 78.78 544.78 20.60 0.00 0.00 0.00 0.00 20:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:25 lo 5364.99 5364.99 5116.62 5116.62 0.00 0.00 0.00 0.00 20:50:25 ens3 97.68 67.28 317.24 20.29 0.00 0.00 0.00 0.00 20:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:18 lo 3408.19 3408.19 3245.96 3245.96 0.00 0.00 0.00 0.00 21:00:18 ens3 87.43 67.28 127.49 51.53 0.00 0.00 0.00 0.00 21:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2937.90 2937.90 2800.06 2800.06 0.00 0.00 0.00 0.00 Average: ens3 95.72 71.12 331.20 30.59 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-2708) 08/06/26 _x86_64_ (4 CPU) 20:24:57 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:07 all 66.02 0.00 2.31 1.36 0.11 30.19 20:40:07 0 65.59 0.00 2.10 0.47 0.12 31.72 20:40:07 1 67.18 0.00 2.49 0.74 0.11 29.49 20:40:07 2 65.10 0.00 2.30 1.69 0.11 30.80 20:40:07 3 66.22 0.00 2.36 2.56 0.12 28.75 20:50:25 all 62.64 0.00 4.25 0.28 0.12 32.71 20:50:25 0 61.03 0.00 4.05 0.44 0.12 34.36 20:50:25 1 62.48 0.00 4.72 0.20 0.12 32.47 20:50:25 2 64.45 0.00 4.41 0.24 0.12 30.78 20:50:25 3 62.60 0.00 3.82 0.25 0.12 33.22 21:00:18 all 54.51 0.00 3.41 0.92 0.11 41.05 21:00:18 0 52.49 0.00 3.51 1.44 0.11 42.46 21:00:18 1 58.38 0.00 3.87 0.96 0.12 36.66 21:00:18 2 52.17 0.00 3.04 0.58 0.11 44.11 21:00:18 3 55.01 0.00 3.22 0.69 0.11 40.97 Average: all 61.11 0.00 3.33 0.85 0.12 34.59 Average: 0 59.76 0.00 3.22 0.77 0.12 36.12 Average: 1 62.71 0.00 3.70 0.63 0.12 32.84 Average: 2 60.66 0.00 3.26 0.83 0.11 35.14 Average: 3 61.33 0.00 3.14 1.16 0.12 34.26