---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9330 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: 5600.00 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 13G 66G 16% / 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 683 8574 4 6730 14962 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:f7:a9:aa brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.169/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84045sec preferred_lft 84045sec inet6 fe80::f816:3eff:fef7:a9aa/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:5a:89:b2:40:75 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-9330) 09/18/26 _x86_64_ (4 CPU) 10:26:50 LINUX RESTART (4 CPU) 10:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:09 40.51 1.04 23.37 16.10 43.34 3923.22 239135.92 10:50:10 31.86 0.03 28.55 3.28 0.61 2474.78 11364.05 11:00:01 6.64 0.02 6.12 0.49 0.46 2890.31 39649.53 Average: 26.49 0.37 19.43 6.69 14.99 3100.59 97595.74 10:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:09 8531280 12236908 3720360 22.72 138152 3682508 3737368 21.45 693540 6746600 3044 10:50:10 8274208 12511464 3442068 21.02 161156 4153700 3485524 20.01 821184 6837152 129696 11:00:01 5173920 10023156 5928108 36.21 162380 4745452 5591176 32.09 1016828 9686624 140 Average: 7326469 11590509 4363512 26.65 153896 4193887 4271356 24.52 843851 7756792 44293 10:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:09 lo 1488.42 1488.42 1412.51 1412.51 0.00 0.00 0.00 0.00 10:40:09 ens3 90.30 70.02 497.92 16.44 0.00 0.00 0.00 0.00 10:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:10 lo 1573.54 1573.54 1499.73 1499.73 0.00 0.00 0.00 0.00 10:50:10 ens3 38.31 30.64 25.96 11.30 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 2344.43 2344.43 9165.25 9165.25 0.00 0.00 0.00 0.00 11:00:01 ens3 8.45 6.18 7.24 2.40 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1798.15 1798.15 3989.65 3989.65 0.00 0.00 0.00 0.00 Average: ens3 46.06 35.90 179.22 10.11 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9330) 09/18/26 _x86_64_ (4 CPU) 10:26:50 LINUX RESTART (4 CPU) 10:30:01 CPU %user %nice %system %iowait %steal %idle 10:40:09 all 65.92 0.00 2.72 0.11 0.04 31.22 10:40:09 0 65.26 0.00 2.48 0.15 0.04 32.08 10:40:09 1 66.71 0.00 2.99 0.11 0.04 30.16 10:40:09 2 65.32 0.00 2.64 0.10 0.04 31.91 10:40:09 3 66.39 0.00 2.77 0.07 0.04 30.72 10:50:10 all 63.28 0.00 2.80 0.09 0.04 33.80 10:50:10 0 60.88 0.00 2.72 0.08 0.04 36.27 10:50:10 1 65.02 0.00 2.61 0.06 0.04 32.28 10:50:10 2 62.90 0.00 3.12 0.13 0.04 33.81 10:50:10 3 64.32 0.00 2.75 0.08 0.04 32.81 11:00:01 all 31.71 0.00 1.22 0.07 0.03 66.97 11:00:01 0 38.71 0.00 1.02 0.04 0.03 60.19 11:00:01 1 25.06 0.00 1.63 0.07 0.04 73.21 11:00:01 2 30.03 0.00 1.02 0.12 0.04 68.80 11:00:01 3 33.04 0.00 1.21 0.06 0.03 65.66 Average: all 53.79 0.00 2.25 0.09 0.04 43.84 Average: 0 55.07 0.00 2.08 0.09 0.04 42.72 Average: 1 52.42 0.00 2.41 0.08 0.04 45.05 Average: 2 52.91 0.00 2.27 0.12 0.04 44.67 Average: 3 54.74 0.00 2.25 0.07 0.04 42.90