---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-481931 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 13G 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 661 8760 4 6566 14985 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:6b:47:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.173/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84320sec preferred_lft 84320sec inet6 fe80::f816:3eff:fe6b:47a9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:0e:8d:4c:a6:bd 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-481931) 03/15/26 _x86_64_ (4 CPU) 15:21:27 LINUX RESTART (4 CPU) 15:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 27.17 0.02 24.13 3.02 0.35 2172.70 9940.88 15:50:01 22.75 0.03 20.57 2.16 0.60 3979.15 9954.35 Average: 24.95 0.03 22.34 2.58 0.48 3082.87 9947.67 15:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 9286760 13102300 2853640 17.43 153400 3764800 3136576 18.00 739760 5929760 86996 15:50:01 5658000 10360552 5591848 34.15 170080 4596480 5261684 30.20 1017480 9229368 236 Average: 7472380 11731426 4222744 25.79 161740 4180640 4199130 24.10 878620 7579564 43616 15:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 1600.43 1600.43 1520.16 1520.16 0.00 0.00 0.00 0.00 15:40:01 ens3 38.74 31.23 15.60 11.04 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 1012.34 1012.34 5209.42 5209.42 0.00 0.00 0.00 0.00 15:50:01 ens3 40.91 30.17 47.62 9.74 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1304.12 1304.12 3378.98 3378.98 0.00 0.00 0.00 0.00 Average: ens3 39.83 30.70 31.73 10.38 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-481931) 03/15/26 _x86_64_ (4 CPU) 15:21:27 LINUX RESTART (4 CPU) 15:30:11 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 66.10 0.00 2.39 0.21 0.10 31.20 15:40:01 0 65.21 0.00 2.29 0.07 0.10 32.33 15:40:01 1 65.98 0.00 2.28 0.29 0.10 31.36 15:40:01 2 67.78 0.00 2.54 0.32 0.10 29.26 15:40:01 3 65.44 0.00 2.46 0.16 0.10 31.84 15:50:01 all 54.24 0.00 1.98 0.08 0.09 43.61 15:50:01 0 53.67 0.00 1.81 0.11 0.09 44.32 15:50:01 1 56.27 0.00 2.15 0.04 0.09 41.44 15:50:01 2 51.82 0.00 1.73 0.10 0.09 46.26 15:50:01 3 55.20 0.00 2.20 0.10 0.09 42.40 Average: all 60.12 0.00 2.18 0.15 0.10 37.45 Average: 0 59.39 0.00 2.05 0.09 0.10 38.37 Average: 1 61.09 0.00 2.22 0.16 0.09 36.44 Average: 2 59.73 0.00 2.13 0.20 0.10 37.83 Average: 3 60.27 0.00 2.33 0.13 0.10 37.17