---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5694 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 660 9049 4 6279 14986 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:50:91:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.98/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84235sec preferred_lft 84235sec inet6 fe80::f816:3eff:fe50:91c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:87:25:45:9d: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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5694) 01/29/26 _x86_64_ (4 CPU) 08:22:31 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 24.14 0.02 21.30 2.82 0.40 2153.09 22529.81 08:50:01 25.69 0.02 23.05 2.62 0.45 4176.50 17881.34 Average: 24.91 0.02 22.17 2.72 0.43 3163.55 20208.44 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 9625376 13110612 2847100 17.39 144528 3461208 3013956 17.30 708244 5648700 22488 08:50:01 6286324 10779884 5173860 31.60 157912 4412672 5434576 31.19 986088 8655424 272 Average: 7955850 11945248 4010480 24.49 151220 3936940 4224266 24.25 847166 7152062 11380 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 1341.10 1341.10 1271.81 1271.81 0.00 0.00 0.00 0.00 08:40:01 ens3 37.16 28.93 15.09 10.46 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 1041.08 1041.08 986.36 986.36 0.00 0.00 0.00 0.00 08:50:01 ens3 37.57 29.33 40.73 10.57 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1191.27 1191.27 1129.26 1129.26 0.00 0.00 0.00 0.00 Average: ens3 37.37 29.13 27.89 10.52 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5694) 01/29/26 _x86_64_ (4 CPU) 08:22:31 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 61.57 0.00 2.33 1.95 0.14 34.01 08:40:01 0 61.74 0.00 2.32 1.91 0.13 33.90 08:40:01 1 62.37 0.00 2.53 0.98 0.14 33.97 08:40:01 2 59.94 0.00 2.29 1.40 0.13 36.23 08:40:01 3 62.23 0.00 2.19 3.52 0.15 31.92 08:50:01 all 50.73 0.00 2.22 2.44 0.12 44.48 08:50:01 0 53.21 0.00 2.24 1.15 0.12 43.27 08:50:01 1 50.04 0.00 2.19 2.16 0.12 45.49 08:50:01 2 51.13 0.00 2.38 3.50 0.12 42.86 08:50:01 3 48.56 0.00 2.06 2.95 0.12 46.31 Average: all 56.16 0.00 2.28 2.20 0.13 39.24 Average: 0 57.48 0.00 2.28 1.53 0.12 38.59 Average: 1 56.21 0.00 2.36 1.57 0.13 39.73 Average: 2 55.54 0.00 2.34 2.45 0.13 39.54 Average: 3 55.40 0.00 2.13 3.24 0.13 39.10