---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-29600 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: 5599.86 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 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 781 9023 4 6184 14865 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:b3:81:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.159/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84094sec preferred_lft 84094sec inet6 fe80::f816:3eff:feb3:81f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:83:8d:fc:5b:79 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-29600) 06/22/26 _x86_64_ (4 CPU) 20:25:21 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 19.86 2.85 15.55 1.46 742.17 4850.82 9484.94 20:50:09 58.92 0.31 48.02 10.59 9.65 4010.13 10136.03 21:00:01 31.84 0.30 26.20 5.34 11.88 4933.21 5682.73 Average: 37.01 1.15 30.04 5.83 254.24 4593.45 8455.28 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 9344948 13663792 2289180 13.98 178660 4198532 2581644 14.82 893860 5674384 281764 20:50:09 8331876 13238296 2709576 16.55 209812 4711100 3086064 17.71 1036628 6495068 117000 21:00:01 9404256 15369356 573856 3.50 245164 5676220 1125536 6.46 1410564 4976368 368 Average: 9027027 14090481 1857537 11.35 211212 4861951 2264415 13.00 1113684 5715273 133044 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 20:40:00 ens3 115.39 87.67 630.05 21.88 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:09 lo 5882.07 5882.07 5609.22 5609.22 0.00 0.00 0.00 0.00 20:50:09 ens3 90.32 66.15 263.71 20.81 0.00 0.00 0.00 0.00 20:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 lo 2544.93 2544.93 2415.26 2415.26 0.00 0.00 0.00 0.00 21:00:01 ens3 97.15 88.31 112.57 136.23 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2827.32 2827.32 2691.95 2691.95 0.00 0.00 0.00 0.00 Average: ens3 100.91 80.60 335.98 59.11 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-29600) 06/22/26 _x86_64_ (4 CPU) 20:25:21 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 70.16 0.00 2.50 0.07 0.11 27.16 20:40:00 0 68.49 0.00 2.21 0.05 0.11 29.14 20:40:00 1 72.27 0.00 2.75 0.07 0.11 24.79 20:40:00 2 68.30 0.00 2.49 0.06 0.11 29.04 20:40:00 3 71.59 0.00 2.54 0.09 0.11 25.68 20:50:09 all 61.84 0.00 4.27 0.10 0.09 33.69 20:50:09 0 60.90 0.00 4.32 0.09 0.09 34.60 20:50:09 1 62.06 0.00 4.24 0.09 0.09 33.52 20:50:09 2 62.79 0.00 4.03 0.09 0.09 32.99 20:50:09 3 61.62 0.00 4.50 0.14 0.09 33.64 21:00:01 all 47.96 0.00 2.72 0.10 0.08 49.14 21:00:01 0 47.39 0.00 2.78 0.04 0.08 49.71 21:00:01 1 47.79 0.00 2.54 0.17 0.08 49.41 21:00:01 2 53.35 0.00 2.94 0.07 0.08 43.55 21:00:01 3 43.32 0.00 2.60 0.12 0.08 53.88 Average: all 60.05 0.00 3.17 0.09 0.09 36.59 Average: 0 58.99 0.00 3.11 0.06 0.09 37.75 Average: 1 60.77 0.00 3.18 0.11 0.09 35.84 Average: 2 61.52 0.00 3.16 0.07 0.09 35.15 Average: 3 58.93 0.00 3.22 0.12 0.09 37.63