---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-50734 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 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 783 9300 4 5905 14862 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:7b:15:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84216sec preferred_lft 84216sec inet6 fe80::f816:3eff:fe7b:1557/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:81:46:2b:be: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-50734) 09/22/26 _x86_64_ (4 CPU) 13:20:59 LINUX RESTART (4 CPU) 13:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:39 44.00 0.32 36.33 7.35 9.98 4551.38 8033.01 13:50:19 46.22 0.00 37.47 8.75 0.00 3211.49 6172.88 Average: 45.06 0.17 36.87 8.02 5.23 3913.49 7147.45 13:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:39 9042016 13438732 2510960 15.34 197736 4234308 2745644 15.76 795732 6022860 38016 13:50:19 8264144 13165100 2779944 16.98 236292 4651272 2941120 16.88 919552 6620400 16028 Average: 8653080 13301916 2645452 16.16 217014 4442790 2843382 16.32 857642 6321630 27022 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:39 lo 3727.90 3727.90 3555.66 3555.66 0.00 0.00 0.00 0.00 13:40:39 ens3 109.00 78.96 312.61 25.24 0.00 0.00 0.00 0.00 13:40:39 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:19 lo 4917.69 4917.69 4688.89 4688.89 0.00 0.00 0.00 0.00 13:50:19 ens3 88.81 60.54 28.90 24.87 0.00 0.00 0.00 0.00 13:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4294.33 4294.33 4095.16 4095.16 0.00 0.00 0.00 0.00 Average: ens3 99.39 70.19 177.54 25.06 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-50734) 09/22/26 _x86_64_ (4 CPU) 13:20:59 LINUX RESTART (4 CPU) 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:39 all 63.31 0.00 3.87 0.11 0.02 32.69 13:40:39 0 63.32 0.00 3.63 0.12 0.02 32.91 13:40:39 1 63.27 0.00 3.95 0.16 0.02 32.60 13:40:39 2 63.86 0.00 4.02 0.08 0.03 32.01 13:40:39 3 62.79 0.00 3.89 0.07 0.02 33.23 13:50:19 all 61.11 0.00 4.35 0.14 0.03 34.38 13:50:19 0 59.90 0.00 4.30 0.13 0.02 35.64 13:50:19 1 61.19 0.00 4.67 0.09 0.03 34.02 13:50:19 2 61.06 0.00 4.19 0.21 0.02 34.52 13:50:19 3 62.29 0.00 4.23 0.12 0.03 33.33 Average: all 62.26 0.00 4.10 0.12 0.02 33.49 Average: 0 61.69 0.00 3.95 0.13 0.02 34.21 Average: 1 62.28 0.00 4.30 0.13 0.02 33.28 Average: 2 62.53 0.00 4.10 0.14 0.02 33.20 Average: 3 62.56 0.00 4.05 0.09 0.02 33.28