---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41622 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: 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 11G 67G 14% / 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 615 10176 4 5196 15030 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:74:f8:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84954sec preferred_lft 84954sec inet6 fe80::f816:3eff:fe74:f86d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:c1:75:ca:c2:f8 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-41622) 08/27/26 _x86_64_ (4 CPU) 17:09:55 LINUX RESTART (4 CPU) 17:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:12 51.73 11.60 38.88 1.25 1601.64 11102.63 35900.34 17:30:12 10.42 0.60 9.27 0.55 26.35 1921.92 1291.63 Average: 31.27 6.15 24.22 0.91 821.52 6556.15 18761.37 17:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:12 10089884 13353488 2607932 15.93 118580 3300544 2879352 16.53 502144 5436512 11100 17:30:12 8677636 12712920 3243248 19.81 138360 4008780 3384284 19.43 718104 6577076 271276 Average: 9383760 13033204 2925590 17.87 128470 3654662 3131818 17.98 610124 6006794 141188 17:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:12 lo 0.65 0.65 0.06 0.06 0.00 0.00 0.00 0.00 17:20:12 ens3 121.00 93.72 1265.41 15.96 0.00 0.00 0.00 0.00 17:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:12 lo 185.79 185.79 176.60 176.60 0.00 0.00 0.00 0.00 17:30:12 ens3 36.97 27.93 469.77 3.93 0.00 0.00 0.00 0.00 17:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 92.34 92.34 87.49 87.49 0.00 0.00 0.00 0.00 Average: ens3 79.39 61.14 871.40 10.00 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-41622) 08/27/26 _x86_64_ (4 CPU) 17:09:55 LINUX RESTART (4 CPU) 17:10:00 CPU %user %nice %system %iowait %steal %idle 17:20:12 all 38.95 0.00 1.40 0.43 0.02 59.20 17:20:12 0 38.70 0.00 1.44 0.44 0.01 59.40 17:20:12 1 36.79 0.00 1.37 0.69 0.01 61.14 17:20:12 2 41.43 0.00 1.39 0.19 0.02 56.98 17:20:12 3 38.87 0.00 1.42 0.41 0.02 59.28 17:30:12 all 52.22 0.00 1.09 0.04 0.02 46.63 17:30:12 0 41.33 0.00 1.11 0.09 0.01 57.46 17:30:12 1 67.19 0.00 1.04 0.01 0.03 31.73 17:30:12 2 46.42 0.00 1.27 0.03 0.02 52.26 17:30:12 3 53.99 0.00 0.93 0.02 0.03 45.04 Average: all 45.53 0.00 1.25 0.24 0.02 52.97 Average: 0 40.00 0.00 1.28 0.27 0.01 58.44 Average: 1 51.86 0.00 1.21 0.35 0.02 46.56 Average: 2 43.90 0.00 1.33 0.11 0.02 54.64 Average: 3 46.37 0.00 1.18 0.22 0.02 52.22