---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34356 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 689 10918 4 4381 14957 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:80:2f:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fe80:2fde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:64:a0:96:7b:17 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-34356) 07/09/26 _x86_64_ (4 CPU) 20:53:26 LINUX RESTART (4 CPU) 21:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 39.36 2.58 31.02 5.76 142.93 3899.81 5299.87 21:20:05 37.48 0.16 30.52 6.80 9.87 3739.08 16026.40 Average: 38.42 1.36 30.77 6.29 75.99 3818.95 10695.94 21:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10312444 13742712 2216828 13.54 149348 3401000 2485476 14.27 561220 5110588 125212 21:20:05 11268988 15387384 566908 3.46 196688 3978600 1111992 6.38 782632 3848728 172 Average: 10790716 14565048 1391868 8.50 173018 3689800 1798734 10.32 671926 4479658 62692 21:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 3010.95 3010.95 2871.35 2871.35 0.00 0.00 0.00 0.00 21:10:01 ens3 139.47 108.62 787.06 26.12 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:05 lo 3265.32 3265.32 3106.84 3106.84 0.00 0.00 0.00 0.00 21:20:05 ens3 118.40 96.37 115.90 91.26 0.00 0.00 0.00 0.00 21:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3138.91 3138.91 2989.81 2989.81 0.00 0.00 0.00 0.00 Average: ens3 128.87 102.45 449.43 58.89 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-34356) 07/09/26 _x86_64_ (4 CPU) 20:53:26 LINUX RESTART (4 CPU) 21:00:05 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 52.61 0.00 3.11 0.60 0.12 43.56 21:10:01 0 53.18 0.00 2.76 0.39 0.12 43.55 21:10:01 1 52.02 0.00 3.14 0.37 0.12 44.36 21:10:01 2 52.11 0.00 3.48 1.04 0.11 43.26 21:10:01 3 53.15 0.00 3.05 0.59 0.12 43.09 21:20:05 all 48.28 0.00 3.14 1.66 0.12 46.80 21:20:05 0 48.76 0.00 3.37 0.72 0.11 47.03 21:20:05 1 47.81 0.00 3.14 3.63 0.12 45.30 21:20:05 2 48.59 0.00 3.14 1.19 0.11 46.96 21:20:05 3 47.98 0.00 2.91 1.10 0.12 47.90 Average: all 50.44 0.00 3.12 1.13 0.12 45.19 Average: 0 50.95 0.00 3.06 0.56 0.12 45.31 Average: 1 49.90 0.00 3.14 2.01 0.12 44.83 Average: 2 50.34 0.00 3.31 1.12 0.11 45.12 Average: 3 50.55 0.00 2.98 0.85 0.12 45.51