---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-466542 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 12G 66G 16% / 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 607 9048 4 6333 15038 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:2a:8f:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.207/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82764sec preferred_lft 82764sec inet6 fe80::f816:3eff:fe2a:8f62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:aa:fd:68:b3:5a 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-466542) 03/13/26 _x86_64_ (4 CPU) 22:47:43 LINUX RESTART (4 CPU) 22:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:00:09 1.52 0.04 1.47 0.01 1.49 18.49 217.27 23:10:09 1.22 0.01 1.21 0.00 0.04 14.37 0.00 23:20:09 1.14 0.00 1.14 0.00 0.01 13.49 0.00 23:30:09 1.21 0.00 1.21 0.00 0.00 14.37 0.00 23:40:09 13.96 0.00 1.23 12.73 0.16 14.05 242905.83 Average: 3.81 0.01 1.25 2.55 0.34 14.96 48625.27 22:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:00:09 13773712 15510056 508832 3.11 54236 1909200 1127364 6.47 192652 2143192 32 23:10:09 13772456 15509220 509640 3.11 54640 1909216 1127428 6.47 193060 2144752 264 23:20:09 13771952 15509084 509860 3.11 54988 1909220 1127428 6.47 193416 2145376 256 23:30:09 13771476 15509120 509860 3.11 55356 1909360 1127428 6.47 193788 2146372 36 23:40:09 13769000 15512156 506744 3.09 55972 1914232 1127556 6.47 199196 2150764 204 Average: 13771719 15509927 508987 3.11 55038 1910246 1127441 6.47 194422 2146091 158 22:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:00:09 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 23:00:09 ens3 0.51 0.11 0.10 0.04 0.00 0.00 0.00 0.00 23:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:10:09 ens3 0.49 0.12 0.09 0.05 0.00 0.00 0.00 0.00 23:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:20:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:20:09 ens3 0.32 0.08 0.05 0.02 0.00 0.00 0.00 0.00 23:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:30:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:30:09 ens3 0.41 0.09 0.07 0.02 0.00 0.00 0.00 0.00 23:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:09 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 23:40:09 ens3 0.52 0.40 0.09 0.50 0.00 0.00 0.00 0.00 23:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.45 0.16 0.08 0.13 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-466542) 03/13/26 _x86_64_ (4 CPU) 22:47:43 LINUX RESTART (4 CPU) 22:50:09 CPU %user %nice %system %iowait %steal %idle 23:00:09 all 0.25 0.00 0.04 0.01 0.02 99.68 23:00:09 0 0.03 0.00 0.04 0.01 0.02 99.91 23:00:09 1 0.03 0.00 0.05 0.03 0.02 99.88 23:00:09 2 0.37 0.00 0.01 0.00 0.02 99.60 23:00:09 3 0.59 0.00 0.05 0.00 0.03 99.34 23:10:09 all 0.10 0.00 0.02 0.01 0.02 99.85 23:10:09 0 0.01 0.00 0.01 0.00 0.01 99.96 23:10:09 1 0.30 0.00 0.02 0.01 0.02 99.65 23:10:09 2 0.03 0.00 0.02 0.02 0.02 99.92 23:10:09 3 0.04 0.00 0.04 0.00 0.03 99.89 23:20:09 all 0.06 0.00 0.02 0.01 0.02 99.89 23:20:09 0 0.01 0.00 0.02 0.00 0.02 99.95 23:20:09 1 0.17 0.00 0.05 0.00 0.03 99.75 23:20:09 2 0.02 0.00 0.01 0.02 0.01 99.93 23:20:09 3 0.02 0.00 0.02 0.00 0.01 99.94 23:30:09 all 0.12 0.00 0.02 0.01 0.02 99.82 23:30:09 0 0.01 0.00 0.01 0.00 0.01 99.97 23:30:09 1 0.44 0.00 0.03 0.00 0.02 99.50 23:30:09 2 0.02 0.00 0.03 0.03 0.02 99.90 23:30:09 3 0.02 0.00 0.03 0.00 0.02 99.93 23:40:09 all 0.05 0.00 0.03 0.03 0.02 99.88 23:40:09 0 0.05 0.00 0.04 0.08 0.01 99.82 23:40:09 1 0.09 0.00 0.03 0.00 0.03 99.85 23:40:09 2 0.02 0.00 0.03 0.02 0.02 99.91 23:40:09 3 0.03 0.00 0.03 0.00 0.02 99.93 Average: all 0.11 0.00 0.03 0.01 0.02 99.83 Average: 0 0.02 0.00 0.02 0.02 0.02 99.92 Average: 1 0.21 0.00 0.04 0.01 0.03 99.72 Average: 2 0.09 0.00 0.02 0.02 0.02 99.85 Average: 3 0.14 0.00 0.03 0.00 0.02 99.81