---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-41282 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 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 662 9955 4 5370 14983 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:f0:1c:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.75/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84656sec preferred_lft 84656sec inet6 fe80::f816:3eff:fef0:1c9a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:4a:0a:12:3f:d9 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-41282) 08/26/26 _x86_64_ (4 CPU) 15:28:03 LINUX RESTART (4 CPU) 15:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 58.50 2.46 47.79 8.25 145.73 4601.56 125811.10 15:50:04 19.95 0.18 16.96 2.81 5.00 1525.96 23533.25 Average: 39.13 1.31 32.30 5.51 75.02 3056.20 74420.75 15:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 9467404 12893236 3066072 18.73 150400 3405820 3304712 18.97 658836 5865108 29380 15:50:04 9394768 13125248 2831104 17.29 167088 3671368 2988552 17.15 762472 5802468 18452 Average: 9431086 13009242 2948588 18.01 158744 3538594 3146632 18.06 710654 5833788 23916 15:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 19.17 19.17 4.17 4.17 0.00 0.00 0.00 0.00 15:40:01 ens3 55.05 44.88 474.36 8.34 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 15:50:04 lo 1142.03 1142.03 1057.76 1057.76 0.00 0.00 0.00 0.00 15:50:04 ens3 31.50 23.14 249.51 3.90 0.00 0.00 0.00 0.00 15:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 583.36 583.36 533.56 533.56 0.00 0.00 0.00 0.00 Average: ens3 43.22 33.95 361.38 6.11 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-41282) 08/26/26 _x86_64_ (4 CPU) 15:28:03 LINUX RESTART (4 CPU) 15:30:04 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 39.56 0.00 1.46 0.29 0.09 58.60 15:40:01 0 40.79 0.00 1.63 0.46 0.09 57.02 15:40:01 1 38.71 0.00 1.60 0.40 0.10 59.19 15:40:01 2 39.07 0.00 1.33 0.13 0.09 59.37 15:40:01 3 39.66 0.00 1.28 0.14 0.10 58.82 15:50:04 all 25.25 0.00 1.46 0.06 0.09 73.14 15:50:04 0 25.07 0.00 1.57 0.09 0.09 73.18 15:50:04 1 25.56 0.00 1.34 0.04 0.09 72.97 15:50:04 2 24.78 0.00 1.38 0.03 0.10 73.71 15:50:04 3 25.58 0.00 1.55 0.05 0.09 72.73 Average: all 32.37 0.00 1.46 0.17 0.09 65.91 Average: 0 32.89 0.00 1.60 0.28 0.09 65.14 Average: 1 32.10 0.00 1.47 0.22 0.09 66.11 Average: 2 31.89 0.00 1.36 0.08 0.10 66.58 Average: 3 32.58 0.00 1.42 0.10 0.09 65.81