---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-35943 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 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 664 10235 4 5089 14982 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:33:aa:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.49/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84036sec preferred_lft 84036sec inet6 fe80::f816:3eff:fe33:aa2b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:37:a6:13:d6:44 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-35943) 08/11/26 _x86_64_ (4 CPU) 14:41:15 LINUX RESTART (4 CPU) 14:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:01 10.86 1.88 8.49 0.50 122.96 2375.72 1351.57 15:10:01 15.04 0.81 12.94 1.29 29.29 2485.41 3036.52 15:20:01 22.81 0.26 18.57 3.98 14.17 2811.76 3686.31 Average: 16.24 0.98 13.33 1.92 55.47 2557.66 2691.53 14:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:01 10558704 14036936 1922756 11.74 133728 3469848 2274996 13.06 557148 4870932 32776 15:10:01 9094284 13453712 2498000 15.26 170516 4236316 2736596 15.71 779812 6024628 186856 15:20:01 10499004 15356348 593100 3.62 183600 4695972 1111688 6.38 935580 4426840 11404 Average: 10050664 14282332 1671285 10.21 162615 4134045 2041093 11.72 757513 5107467 77012 14:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:01 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 15:00:01 ens3 80.50 65.62 656.44 13.54 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 15:10:01 lo 281.14 281.14 267.10 267.10 0.00 0.00 0.00 0.00 15:10:01 ens3 79.66 58.49 330.33 16.95 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 1489.27 1489.27 1407.39 1407.39 0.00 0.00 0.00 0.00 15:20:01 ens3 94.03 92.97 163.89 187.28 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 590.48 590.48 558.29 558.29 0.00 0.00 0.00 0.00 Average: ens3 84.73 72.36 383.54 72.61 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-35943) 08/11/26 _x86_64_ (4 CPU) 14:41:15 LINUX RESTART (4 CPU) 14:50:01 CPU %user %nice %system %iowait %steal %idle 15:00:01 all 43.14 0.00 1.51 0.05 0.10 55.19 15:00:01 0 41.49 0.00 1.33 0.11 0.10 56.97 15:00:01 1 45.89 0.00 1.65 0.03 0.11 52.32 15:00:01 2 41.38 0.00 1.37 0.03 0.11 57.12 15:00:01 3 43.81 0.00 1.71 0.02 0.10 54.37 15:10:01 all 70.50 0.00 2.54 0.07 0.19 26.71 15:10:01 0 68.95 0.00 2.39 0.03 0.23 28.40 15:10:01 1 71.60 0.00 2.52 0.10 0.17 25.62 15:10:01 2 70.97 0.00 2.72 0.10 0.18 26.04 15:10:01 3 70.47 0.00 2.53 0.05 0.17 26.79 15:20:01 all 34.31 0.00 1.87 0.11 0.09 63.62 15:20:01 0 34.40 0.00 1.85 0.09 0.09 63.57 15:20:01 1 30.79 0.00 1.79 0.05 0.09 67.29 15:20:01 2 33.79 0.00 1.70 0.21 0.09 64.21 15:20:01 3 38.26 0.00 2.14 0.08 0.10 59.43 Average: all 49.31 0.00 1.97 0.07 0.13 48.51 Average: 0 48.28 0.00 1.86 0.08 0.14 49.65 Average: 1 49.42 0.00 1.98 0.06 0.12 48.41 Average: 2 48.71 0.00 1.93 0.11 0.13 49.13 Average: 3 50.84 0.00 2.12 0.05 0.12 46.87