---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2084 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: 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 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 654 10399 4 4935 14992 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:9e:41:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.218/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84061sec preferred_lft 84061sec inet6 fe80::f816:3eff:fe9e:41d9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:92:ae:09:74:b5 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-2084) 08/04/26 _x86_64_ (4 CPU) 14:40:13 LINUX RESTART (4 CPU) 14:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 10.17 1.90 7.87 0.40 124.26 2049.80 531.13 15:10:03 18.37 0.83 16.03 1.51 28.92 3640.68 2641.18 Average: 14.28 1.37 11.96 0.96 76.48 2847.12 1588.65 14:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 10461792 13640100 2321928 14.18 122988 3196484 2786820 16.00 518464 5028308 51592 15:10:03 9182800 13387184 2565460 15.67 167920 4085112 2778856 15.95 772172 5947696 9808 Average: 9822296 13513642 2443694 14.93 145454 3640798 2782838 15.97 645318 5488002 30700 14:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 15:00:01 ens3 79.58 63.86 734.43 12.38 0.00 0.00 0.00 0.00 15:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:03 lo 427.55 427.55 406.72 406.72 0.00 0.00 0.00 0.00 15:10:03 ens3 89.47 66.17 375.98 18.77 0.00 0.00 0.00 0.00 15:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 214.58 214.58 203.87 203.87 0.00 0.00 0.00 0.00 Average: ens3 84.54 65.02 554.78 15.58 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-2084) 08/04/26 _x86_64_ (4 CPU) 14:40:13 LINUX RESTART (4 CPU) 14:50:03 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 30.19 0.00 0.99 0.05 0.06 68.71 15:00:01 0 29.95 0.00 0.88 0.01 0.05 69.10 15:00:01 1 29.68 0.00 1.04 0.03 0.06 69.19 15:00:01 2 30.35 0.00 0.92 0.04 0.06 68.63 15:00:01 3 30.79 0.00 1.12 0.12 0.06 67.90 15:10:03 all 72.13 0.00 2.42 0.09 0.12 25.24 15:10:03 0 73.53 0.00 2.34 0.08 0.12 23.93 15:10:03 1 70.70 0.00 2.28 0.04 0.12 26.86 15:10:03 2 71.84 0.00 2.59 0.16 0.12 25.28 15:10:03 3 72.45 0.00 2.49 0.06 0.12 24.88 Average: all 51.21 0.00 1.71 0.07 0.09 46.92 Average: 0 51.78 0.00 1.61 0.05 0.09 46.48 Average: 1 50.22 0.00 1.66 0.04 0.09 47.99 Average: 2 51.16 0.00 1.76 0.10 0.09 46.89 Average: 3 51.67 0.00 1.81 0.09 0.09 46.34