---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8560 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 737 9545 4 5706 14908 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:64:71:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84672sec preferred_lft 84672sec inet6 fe80::f816:3eff:fe64:711b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:75:de:32:9a:c8 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8560) 09/16/26 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:01 27.46 0.54 24.26 2.66 22.17 4100.73 17799.77 06:50:02 27.56 0.07 24.49 2.99 1.77 5807.74 20563.01 Average: 27.51 0.31 24.38 2.83 11.96 4955.11 19182.81 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:01 8558596 12607236 3347276 20.44 158740 3963772 3497288 20.07 740048 6632020 175824 06:50:02 7400752 12625164 3323084 20.30 188916 5045848 3473392 19.94 1006556 7449712 29508 Average: 7979674 12616200 3335180 20.37 173828 4504810 3485340 20.01 873302 7040866 102666 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:01 lo 1278.98 1278.98 1218.94 1218.94 0.00 0.00 0.00 0.00 06:40:01 ens3 72.44 57.23 355.11 15.20 0.00 0.00 0.00 0.00 06:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:02 lo 908.98 908.98 865.57 865.57 0.00 0.00 0.00 0.00 06:50:02 ens3 61.63 50.80 236.37 14.05 0.00 0.00 0.00 0.00 06:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1093.79 1093.79 1042.07 1042.07 0.00 0.00 0.00 0.00 Average: ens3 67.03 54.01 295.68 14.62 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-8560) 09/16/26 _x86_64_ (4 CPU) 06:26:31 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:01 all 63.54 0.00 2.60 0.11 0.04 33.71 06:40:01 0 61.45 0.00 2.56 0.07 0.04 35.89 06:40:01 1 63.83 0.00 2.59 0.14 0.04 33.40 06:40:01 2 63.37 0.00 2.71 0.07 0.04 33.80 06:40:01 3 65.50 0.00 2.56 0.15 0.04 31.74 06:50:02 all 60.42 0.00 2.46 0.12 0.03 36.97 06:50:02 0 61.15 0.00 2.16 0.03 0.04 36.62 06:50:02 1 63.50 0.00 2.92 0.13 0.03 33.43 06:50:02 2 59.37 0.00 2.42 0.15 0.03 38.03 06:50:02 3 57.66 0.00 2.34 0.16 0.03 39.82 Average: all 61.98 0.00 2.53 0.11 0.04 35.34 Average: 0 61.30 0.00 2.36 0.05 0.04 36.25 Average: 1 63.66 0.00 2.75 0.13 0.03 33.42 Average: 2 61.37 0.00 2.57 0.11 0.03 35.92 Average: 3 61.57 0.00 2.45 0.16 0.04 35.79