---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1466 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 11G 68G 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 650 10508 4 4830 14995 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:00:5d:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84946sec preferred_lft 84946sec inet6 fe80::f816:3eff:fe00:5d02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:d2:5e:aa:2b:79 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-1466) 01/17/26 _x86_64_ (4 CPU) 12:47:19 LINUX RESTART (4 CPU) 12:50:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:00:08 30.67 0.92 15.06 14.69 422.66 3344.77 240507.10 13:10:09 30.20 0.61 25.64 3.95 21.62 3847.42 4372.14 Average: 30.44 0.76 20.35 9.32 222.07 3596.18 122397.31 12:50:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:00:08 9944524 13548248 2409716 14.72 145800 3560452 2726144 15.65 776656 5245780 24088 13:10:09 10776160 15361192 589708 3.60 169000 4455100 1086256 6.24 1039112 4048068 12 Average: 10360342 14454720 1499712 9.16 157400 4007776 1906200 10.94 907884 4646924 12050 12:50:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:00:08 lo 1.42 1.42 0.15 0.15 0.00 0.00 0.00 0.00 13:00:08 ens3 121.37 82.15 271.98 20.20 0.00 0.00 0.00 0.00 13:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:10:09 lo 1568.09 1568.09 1484.56 1484.56 0.00 0.00 0.00 0.00 13:10:09 ens3 102.10 93.56 412.73 163.67 0.00 0.00 0.00 0.00 13:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 785.04 785.04 742.62 742.62 0.00 0.00 0.00 0.00 Average: ens3 111.73 87.86 342.38 91.96 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-1466) 01/17/26 _x86_64_ (4 CPU) 12:47:19 LINUX RESTART (4 CPU) 12:50:09 CPU %user %nice %system %iowait %steal %idle 13:00:08 all 74.94 0.00 2.28 0.13 0.10 22.55 13:00:08 0 74.27 0.00 2.21 0.07 0.10 23.35 13:00:08 1 75.85 0.00 2.17 0.09 0.10 21.80 13:00:08 2 72.34 0.00 2.24 0.07 0.10 25.25 13:00:08 3 77.30 0.00 2.52 0.28 0.10 19.80 13:10:09 all 50.17 0.00 2.10 0.22 0.09 47.42 13:10:09 0 51.56 0.00 2.07 0.15 0.09 46.14 13:10:09 1 48.19 0.00 2.22 0.28 0.08 49.23 13:10:09 2 51.65 0.00 1.99 0.23 0.09 46.03 13:10:09 3 49.29 0.00 2.13 0.20 0.08 48.29 Average: all 62.55 0.00 2.19 0.17 0.09 34.99 Average: 0 62.89 0.00 2.14 0.11 0.09 34.76 Average: 1 62.02 0.00 2.19 0.18 0.09 35.51 Average: 2 61.99 0.00 2.12 0.15 0.10 35.64 Average: 3 63.29 0.00 2.33 0.24 0.09 34.05