---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7659 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 692 9698 4 5598 14952 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:c5:e0:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.141/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84443sec preferred_lft 84443sec inet6 fe80::f816:3eff:fec5:e0c2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:e9:4c:b5:b6:b5 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-7659) 09/12/26 _x86_64_ (4 CPU) 18:21:31 LINUX RESTART (4 CPU) 18:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:02 10.12 0.01 8.39 1.70 0.24 614.28 38032.12 18:50:01 39.20 0.31 33.26 5.64 9.75 7106.53 42310.04 Average: 24.64 0.16 20.81 3.67 4.99 3856.12 40168.26 18:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:02 9227460 12902580 3054568 18.66 157572 3634680 3305968 18.98 750860 5995900 47604 18:50:01 9994520 15367956 580376 3.54 195524 5205856 1111124 6.38 1388552 4484744 22800 Average: 9610990 14135268 1817472 11.10 176548 4420268 2208546 12.68 1069706 5240322 35202 18:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:02 lo 53.04 53.04 13.52 13.52 0.00 0.00 0.00 0.00 18:40:02 ens3 4.98 4.10 4.06 1.55 0.00 0.00 0.00 0.00 18:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 2714.65 2714.65 2608.84 2608.84 0.00 0.00 0.00 0.00 18:50:01 ens3 81.33 62.48 515.15 15.27 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1382.09 1382.09 1309.47 1309.47 0.00 0.00 0.00 0.00 Average: ens3 43.11 33.25 259.27 8.40 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-7659) 09/12/26 _x86_64_ (4 CPU) 18:21:31 LINUX RESTART (4 CPU) 18:30:02 CPU %user %nice %system %iowait %steal %idle 18:40:02 all 16.24 0.00 0.97 0.07 0.02 82.70 18:40:02 0 16.31 0.00 0.96 0.04 0.02 82.68 18:40:02 1 16.82 0.00 1.04 0.05 0.02 82.07 18:40:02 2 15.37 0.00 0.94 0.03 0.01 83.64 18:40:02 3 16.45 0.00 0.94 0.17 0.02 82.43 18:50:01 all 48.14 0.00 2.93 0.15 0.03 48.76 18:50:01 0 47.60 0.00 3.13 0.06 0.03 49.17 18:50:01 1 48.06 0.00 2.63 0.09 0.03 49.19 18:50:01 2 48.42 0.00 3.03 0.21 0.03 48.31 18:50:01 3 48.47 0.00 2.91 0.22 0.03 48.37 Average: all 32.16 0.00 1.95 0.11 0.02 65.76 Average: 0 31.93 0.00 2.05 0.05 0.02 65.95 Average: 1 32.41 0.00 1.83 0.07 0.03 65.66 Average: 2 31.87 0.00 1.98 0.12 0.02 66.00 Average: 3 32.43 0.00 1.92 0.19 0.02 65.43