---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2305 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 10G 68G 13% / 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 668 10887 4 4433 14978 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:ee:f2:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.41/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84675sec preferred_lft 84675sec inet6 fe80::f816:3eff:feee:f25a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:d8:5b:23:f3:47 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-2305) 08/05/26 _x86_64_ (4 CPU) 06:45:33 LINUX RESTART (4 CPU) 06:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:00 33.58 2.59 26.09 4.90 142.52 3507.47 5118.76 07:10:00 40.42 0.16 33.79 6.46 10.27 4188.45 5890.89 Average: 37.00 1.38 29.94 5.68 76.39 3847.96 5504.83 06:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:00 10396088 13705432 2255216 13.77 144900 3292552 2438184 14.00 537192 5068116 49396 07:10:00 11221564 15397728 556812 3.40 200588 4030140 1121636 6.44 786724 3897676 8 Average: 10808826 14551580 1406014 8.59 172744 3661346 1779910 10.22 661958 4482896 24702 06:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:00 lo 2686.70 2686.70 2562.33 2562.33 0.00 0.00 0.00 0.00 07:00:00 ens3 110.59 86.25 804.69 18.65 0.00 0.00 0.00 0.00 07:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:00 lo 3607.76 3607.76 3433.56 3433.56 0.00 0.00 0.00 0.00 07:10:00 ens3 97.95 81.34 134.53 79.62 0.00 0.00 0.00 0.00 07:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3147.23 3147.23 2997.94 2997.94 0.00 0.00 0.00 0.00 Average: ens3 104.27 83.79 469.61 49.14 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-2305) 08/05/26 _x86_64_ (4 CPU) 06:45:33 LINUX RESTART (4 CPU) 06:50:00 CPU %user %nice %system %iowait %steal %idle 07:00:00 all 46.47 0.00 2.68 0.07 0.09 50.69 07:00:00 0 46.64 0.00 2.84 0.06 0.09 50.37 07:00:00 1 46.83 0.00 2.68 0.11 0.09 50.29 07:00:00 2 45.88 0.00 2.61 0.05 0.09 51.36 07:00:00 3 46.51 0.00 2.59 0.07 0.09 50.74 07:10:00 all 51.65 0.00 3.27 0.09 0.11 44.89 07:10:00 0 50.86 0.00 3.92 0.06 0.11 45.05 07:10:00 1 53.03 0.00 3.25 0.05 0.11 43.56 07:10:00 2 51.41 0.00 3.08 0.14 0.11 45.25 07:10:00 3 51.28 0.00 2.82 0.10 0.12 45.69 Average: all 49.06 0.00 2.98 0.08 0.10 47.79 Average: 0 48.75 0.00 3.38 0.06 0.10 47.71 Average: 1 49.93 0.00 2.96 0.08 0.10 46.92 Average: 2 48.65 0.00 2.85 0.10 0.10 48.31 Average: 3 48.89 0.00 2.71 0.09 0.10 48.21