---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-66435 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 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 10268 4 5056 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:3f:4b:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84672sec preferred_lft 84672sec inet6 fe80::f816:3eff:fe3f:4b47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:ce:ef:25:61:30 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-66435) 04/04/26 _x86_64_ (4 CPU) 12:55:28 LINUX RESTART (4 CPU) 13:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:17 32.65 0.46 28.05 4.14 15.33 4120.39 15397.23 13:20:08 48.80 0.01 39.31 9.49 0.05 2844.25 5749.64 Average: 40.56 0.24 33.56 6.76 7.85 3495.69 10674.54 13:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:17 9504020 13435832 2518104 15.38 180408 3824600 2775232 15.93 685356 5728348 12136 13:20:08 8594008 13061712 2887992 17.64 211740 4282260 3136852 18.01 785456 6498332 130968 Average: 9049014 13248772 2703048 16.51 196074 4053430 2956042 16.97 735406 6113340 71552 13:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:17 lo 2333.89 2333.89 2225.20 2225.20 0.00 0.00 0.00 0.00 13:10:17 ens3 84.85 65.64 315.57 19.23 0.00 0.00 0.00 0.00 13:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:08 lo 5445.12 5445.12 5192.46 5192.46 0.00 0.00 0.00 0.00 13:20:08 ens3 56.13 45.61 18.68 16.01 0.00 0.00 0.00 0.00 13:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3856.90 3856.90 3677.74 3677.74 0.00 0.00 0.00 0.00 Average: ens3 70.79 55.83 170.23 17.65 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-66435) 04/04/26 _x86_64_ (4 CPU) 12:55:28 LINUX RESTART (4 CPU) 13:00:01 CPU %user %nice %system %iowait %steal %idle 13:10:17 all 66.09 0.00 3.00 0.06 0.09 30.75 13:10:17 0 65.64 0.00 3.11 0.04 0.09 31.11 13:10:17 1 66.96 0.00 3.12 0.07 0.09 29.76 13:10:17 2 64.37 0.00 2.81 0.05 0.09 32.68 13:10:17 3 67.42 0.00 2.97 0.07 0.09 29.46 13:20:08 all 63.31 0.00 3.88 0.09 0.09 32.63 13:20:08 0 63.76 0.00 3.87 0.08 0.09 32.20 13:20:08 1 62.60 0.00 3.62 0.07 0.09 33.62 13:20:08 2 64.76 0.00 3.75 0.07 0.10 31.32 13:20:08 3 62.13 0.00 4.27 0.12 0.10 33.37 Average: all 64.73 0.00 3.43 0.07 0.09 31.67 Average: 0 64.72 0.00 3.48 0.06 0.09 31.64 Average: 1 64.82 0.00 3.36 0.07 0.09 31.65 Average: 2 64.56 0.00 3.27 0.06 0.10 32.01 Average: 3 64.83 0.00 3.61 0.09 0.09 31.37