---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-39079 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 nrip_save 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 646 10459 4 4883 15000 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:1d:12:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.101/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84663sec preferred_lft 84663sec inet6 fe80::f816:3eff:fe1d:12d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:a3:72:5c:4d:34 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-39079) 08/20/26 _x86_64_ (4 CPU) 15:26:25 LINUX RESTART (4 CPU) 15:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 10.75 1.94 8.31 0.51 126.53 2483.36 938.92 15:50:01 21.65 0.82 18.27 2.56 29.36 3261.67 3699.87 Average: 16.26 1.38 13.34 1.54 77.43 2876.62 2333.96 15:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 10462880 13742300 2218852 13.55 128476 3280752 2563372 14.71 536064 5007008 27716 15:50:01 9138280 13300308 2652516 16.20 167516 4046596 2803984 16.09 764868 5999868 11856 Average: 9800580 13521304 2435684 14.88 147996 3663674 2683678 15.40 650466 5503438 19786 15:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.75 0.75 0.07 0.07 0.00 0.00 0.00 0.00 15:40:01 ens3 77.59 62.70 689.19 12.42 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 1114.67 1114.67 1061.52 1061.52 0.00 0.00 0.00 0.00 15:50:01 ens3 71.87 54.63 325.85 13.80 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 563.59 563.59 536.40 536.40 0.00 0.00 0.00 0.00 Average: ens3 74.70 58.62 505.60 13.12 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-39079) 08/20/26 _x86_64_ (4 CPU) 15:26:25 LINUX RESTART (4 CPU) 15:30:13 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 40.45 0.00 1.33 0.04 0.07 58.11 15:40:01 0 40.37 0.00 1.28 0.02 0.07 58.27 15:40:01 1 40.66 0.00 1.07 0.03 0.07 58.17 15:40:01 2 41.04 0.00 1.52 0.05 0.07 57.33 15:40:01 3 39.73 0.00 1.45 0.05 0.07 58.69 15:50:01 all 70.21 0.00 2.62 0.06 0.10 27.01 15:50:01 0 71.55 0.00 2.75 0.09 0.11 25.51 15:50:01 1 68.55 0.00 2.60 0.04 0.10 28.71 15:50:01 2 72.24 0.00 2.61 0.05 0.10 25.00 15:50:01 3 68.49 0.00 2.53 0.05 0.10 28.83 Average: all 55.48 0.00 1.98 0.05 0.09 42.40 Average: 0 56.12 0.00 2.02 0.05 0.09 41.72 Average: 1 54.74 0.00 1.84 0.03 0.09 43.30 Average: 2 56.80 0.00 2.07 0.05 0.09 40.99 Average: 3 54.26 0.00 2.00 0.05 0.09 43.60