---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7585 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 723 9561 4 5704 14922 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:2e:4f:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84587sec preferred_lft 84587sec inet6 fe80::f816:3eff:fe2e:4f42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:63:7b:dd:d3:fa 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-7585) 09/12/26 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:25 42.68 3.40 23.96 15.32 176.63 5950.40 239008.07 06:50:24 32.92 0.07 29.70 3.15 1.76 5960.97 14166.36 Average: 37.85 1.75 26.80 9.30 90.08 5955.63 127726.57 06:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:25 9344836 13190760 2764356 16.88 156476 3772988 3051488 17.52 722820 5881376 20064 06:50:24 7625792 12845512 3102936 18.95 184136 5047828 3299964 18.94 1013072 7220064 13764 Average: 8485314 13018136 2933646 17.92 170306 4410408 3175726 18.23 867946 6550720 16914 06:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:25 lo 890.05 890.05 847.07 847.07 0.00 0.00 0.00 0.00 06:40:25 ens3 137.43 109.91 898.59 21.67 0.00 0.00 0.00 0.00 06:40:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:24 lo 1346.73 1346.73 1283.36 1283.36 0.00 0.00 0.00 0.00 06:50:24 ens3 63.52 49.40 236.56 13.46 0.00 0.00 0.00 0.00 06:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1116.08 1116.08 1063.00 1063.00 0.00 0.00 0.00 0.00 Average: ens3 100.85 79.96 570.93 17.61 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-7585) 09/12/26 _x86_64_ (4 CPU) 06:28:20 LINUX RESTART (4 CPU) 06:30:13 CPU %user %nice %system %iowait %steal %idle 06:40:25 all 64.66 0.00 2.54 0.12 0.02 32.66 06:40:25 0 64.56 0.00 2.12 0.07 0.02 33.23 06:40:25 1 64.71 0.00 2.57 0.10 0.01 32.60 06:40:25 2 63.86 0.00 2.82 0.21 0.02 33.09 06:40:25 3 65.50 0.00 2.66 0.10 0.02 31.72 06:50:24 all 57.18 0.00 2.60 0.10 0.01 40.11 06:50:24 0 58.65 0.00 2.42 0.10 0.02 38.81 06:50:24 1 57.87 0.00 2.30 0.11 0.01 39.72 06:50:24 2 53.44 0.00 2.78 0.12 0.01 43.65 06:50:24 3 58.74 0.00 2.90 0.06 0.01 38.28 Average: all 60.95 0.00 2.57 0.11 0.01 36.35 Average: 0 61.63 0.00 2.27 0.09 0.02 35.99 Average: 1 61.32 0.00 2.44 0.11 0.01 36.12 Average: 2 58.70 0.00 2.80 0.17 0.01 38.32 Average: 3 62.16 0.00 2.78 0.08 0.01 34.97