---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42312 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 12G 66G 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 674 9256 4 6058 14971 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:75:54:94 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.68/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84393sec preferred_lft 84393sec inet6 fe80::f816:3eff:fe75:5494/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:1e:48:8f:a1:ee 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-42312) 08/29/26 _x86_64_ (4 CPU) 01:06:48 LINUX RESTART (4 CPU) 01:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:21 38.29 2.53 19.39 16.37 145.97 3586.88 271561.90 01:30:21 16.18 0.18 13.80 2.21 5.01 1565.24 23141.28 01:40:03 31.00 0.33 26.34 4.33 17.83 7559.69 32898.56 Average: 28.47 1.02 19.78 7.67 56.67 4203.37 109979.09 01:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:21 9432056 12977496 2980736 18.21 132024 3529876 3290440 18.89 677420 5865740 34980 01:30:21 9124292 13034864 2919680 17.83 153900 3844108 3083120 17.70 799680 6016576 16848 01:40:03 9515448 15365976 579192 3.54 179208 5675324 1076272 6.18 1613404 4709160 12276 Average: 9357265 13792779 2159869 13.19 155044 4349769 2483277 14.25 1030168 5530492 21368 01:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:21 lo 16.84 16.84 3.69 3.69 0.00 0.00 0.00 0.00 01:20:21 ens3 68.56 56.87 676.21 11.92 0.00 0.00 0.00 0.00 01:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:21 lo 813.36 813.36 742.20 742.20 0.00 0.00 0.00 0.00 01:30:21 ens3 33.66 22.58 249.07 5.95 0.00 0.00 0.00 0.00 01:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:03 lo 1879.51 1879.51 1813.52 1813.52 0.00 0.00 0.00 0.00 01:40:03 ens3 104.26 102.71 302.74 954.16 0.00 0.00 0.00 0.00 01:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 893.28 893.28 843.34 843.34 0.00 0.00 0.00 0.00 Average: ens3 68.47 60.29 410.43 317.58 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-42312) 08/29/26 _x86_64_ (4 CPU) 01:06:48 LINUX RESTART (4 CPU) 01:10:21 CPU %user %nice %system %iowait %steal %idle 01:20:21 all 35.77 0.00 1.65 0.16 0.02 62.40 01:20:21 0 35.97 0.00 1.81 0.24 0.02 61.97 01:20:21 1 35.62 0.00 1.60 0.16 0.02 62.60 01:20:21 2 35.15 0.00 1.71 0.16 0.01 62.97 01:20:21 3 36.35 0.00 1.48 0.09 0.02 62.06 01:30:21 all 22.37 0.00 1.39 0.07 0.01 76.15 01:30:21 0 22.91 0.00 1.16 0.08 0.01 75.84 01:30:21 1 22.36 0.00 1.44 0.13 0.01 76.05 01:30:21 2 22.68 0.00 1.52 0.05 0.01 75.73 01:30:21 3 21.53 0.00 1.45 0.02 0.01 76.99 01:40:03 all 44.70 0.00 2.67 0.15 0.01 52.46 01:40:03 0 40.79 0.00 2.30 0.08 0.02 56.81 01:40:03 1 47.40 0.00 3.32 0.22 0.02 49.05 01:40:03 2 47.28 0.00 2.77 0.07 0.01 49.86 01:40:03 3 43.35 0.00 2.30 0.23 0.01 54.12 Average: all 34.18 0.00 1.90 0.13 0.01 63.78 Average: 0 33.15 0.00 1.75 0.13 0.01 64.95 Average: 1 35.02 0.00 2.11 0.17 0.02 62.69 Average: 2 34.91 0.00 2.00 0.10 0.01 62.99 Average: 3 33.66 0.00 1.74 0.11 0.01 64.48