---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3532 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: 5600.00 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 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 774 9102 4 6112 14872 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:1d:35:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83597sec preferred_lft 83597sec inet6 fe80::f816:3eff:fe1d:3593/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:18:2e:d4:85:c2 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-3532) 08/08/26 _x86_64_ (4 CPU) 20:23:43 LINUX RESTART (4 CPU) 20:30:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:05 17.19 2.42 13.66 1.10 142.06 3908.59 7005.52 20:50:05 59.29 0.36 46.98 11.95 10.77 4196.37 8208.64 21:00:05 42.03 0.14 34.64 7.24 10.07 5259.60 7575.99 21:10:05 4.78 0.02 4.21 0.54 2.69 161.09 2454.35 Average: 30.97 0.72 24.99 5.25 40.33 3375.79 6303.72 20:30:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:05 9523324 13411964 2543956 15.54 167636 3807032 2816616 16.17 655924 5769344 99592 20:50:05 8570352 13233304 2715140 16.58 207972 4476416 2782092 15.97 840704 6444408 7556 21:00:05 9453852 15346468 597700 3.65 245496 5601048 1118136 6.42 1237240 5093744 168 21:10:05 9347944 15247940 695716 4.25 247404 5606180 1207264 6.93 1252504 5180536 10824 Average: 9223868 14309919 1638128 10.01 217127 4872669 1981027 11.37 996593 5622008 29535 20:30:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:05 lo 1.35 1.35 0.13 0.13 0.00 0.00 0.00 0.00 20:40:05 ens3 108.83 86.74 573.54 22.22 0.00 0.00 0.00 0.00 20:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:05 lo 5179.30 5179.30 4940.11 4940.11 0.00 0.00 0.00 0.00 20:50:05 ens3 90.68 64.86 323.66 18.50 0.00 0.00 0.00 0.00 20:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:05 lo 3397.51 3397.51 3235.08 3235.08 0.00 0.00 0.00 0.00 21:00:05 ens3 92.77 73.95 129.07 57.24 0.00 0.00 0.00 0.00 21:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:05 lo 26.04 26.04 2.73 2.73 0.00 0.00 0.00 0.00 21:10:05 ens3 97.41 107.73 49.69 559.22 0.00 0.00 0.00 0.00 21:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2173.98 2173.98 2066.32 2066.32 0.00 0.00 0.00 0.00 Average: ens3 97.30 83.28 265.74 165.81 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-3532) 08/08/26 _x86_64_ (4 CPU) 20:23:43 LINUX RESTART (4 CPU) 20:30:30 CPU %user %nice %system %iowait %steal %idle 20:40:05 all 68.57 0.00 2.35 0.05 0.10 28.94 20:40:05 0 69.25 0.00 2.21 0.02 0.10 28.43 20:40:05 1 67.93 0.00 2.25 0.08 0.09 29.65 20:40:05 2 69.46 0.00 2.31 0.07 0.10 28.07 20:40:05 3 67.65 0.00 2.63 0.03 0.10 29.59 20:50:05 all 57.72 0.00 3.80 0.10 0.09 38.29 20:50:05 0 57.51 0.00 3.86 0.07 0.09 38.48 20:50:05 1 58.12 0.00 3.76 0.09 0.09 37.94 20:50:05 2 56.82 0.00 3.89 0.14 0.09 39.07 20:50:05 3 58.44 0.00 3.70 0.10 0.09 37.68 21:00:05 all 54.34 0.00 3.25 0.10 0.09 42.22 21:00:05 0 52.96 0.00 3.00 0.13 0.09 43.83 21:00:05 1 54.44 0.00 3.16 0.10 0.09 42.20 21:00:05 2 55.43 0.00 3.69 0.08 0.09 40.72 21:00:05 3 54.53 0.00 3.15 0.11 0.08 42.13 21:10:05 all 10.23 0.00 0.42 0.04 0.05 89.27 21:10:05 0 12.28 0.00 0.42 0.02 0.04 87.25 21:10:05 1 13.21 0.00 0.41 0.13 0.04 86.20 21:10:05 2 8.04 0.00 0.48 0.01 0.05 91.42 21:10:05 3 7.38 0.00 0.36 0.02 0.05 92.19 Average: all 47.48 0.00 2.45 0.07 0.08 49.92 Average: 0 47.75 0.00 2.37 0.06 0.08 49.75 Average: 1 48.20 0.00 2.40 0.10 0.08 49.22 Average: 2 47.20 0.00 2.59 0.07 0.08 50.05 Average: 3 46.76 0.00 2.46 0.06 0.08 50.64