---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3995 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: 5600.00 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 9.9G 68G 13% / 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 676 10751 4 4560 14969 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:17:85:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84759sec preferred_lft 84759sec inet6 fe80::f816:3eff:fe17:8528/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:2e:07:bc:c7:0d 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-3995) 01/24/26 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:16 66.14 2.98 42.10 21.07 726.44 4997.01 260380.08 22:20:16 29.00 0.15 23.85 5.00 6.63 3191.52 4262.45 Average: 47.57 1.57 32.97 13.03 366.53 4094.27 132321.27 22:00:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:16 10192072 13804892 2152540 13.15 159524 3574132 2387584 13.70 806652 4988576 24416 22:20:16 11079788 15386044 566800 3.46 197464 4175772 1105424 6.35 1004904 3828936 8 Average: 10635930 14595468 1359670 8.30 178494 3874952 1746504 10.02 905778 4408756 12212 22:00:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:16 lo 3971.83 3971.83 3784.87 3784.87 0.00 0.00 0.00 0.00 22:10:16 ens3 168.59 127.21 905.18 33.44 0.00 0.00 0.00 0.00 22:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:16 lo 2222.04 2222.04 2108.05 2108.05 0.00 0.00 0.00 0.00 22:20:16 ens3 93.55 86.89 115.11 129.34 0.00 0.00 0.00 0.00 22:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3096.94 3096.94 2946.46 2946.46 0.00 0.00 0.00 0.00 Average: ens3 131.07 107.05 510.14 81.39 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-3995) 01/24/26 _x86_64_ (4 CPU) 21:55:39 LINUX RESTART (4 CPU) 22:00:16 CPU %user %nice %system %iowait %steal %idle 22:10:16 all 60.55 0.00 3.73 0.35 0.09 35.28 22:10:16 0 60.35 0.00 3.82 0.40 0.09 35.35 22:10:16 1 61.26 0.00 3.71 0.33 0.09 34.60 22:10:16 2 60.99 0.00 3.77 0.48 0.09 34.68 22:10:16 3 59.60 0.00 3.61 0.21 0.09 36.50 22:20:16 all 36.86 0.00 2.07 0.12 0.06 60.89 22:20:16 0 34.63 0.00 1.98 0.04 0.07 63.29 22:20:16 1 39.44 0.00 2.18 0.13 0.07 58.19 22:20:16 2 35.77 0.00 1.99 0.18 0.06 61.99 22:20:16 3 37.58 0.00 2.13 0.14 0.06 60.09 Average: all 48.69 0.00 2.90 0.24 0.08 48.10 Average: 0 47.48 0.00 2.90 0.22 0.08 49.33 Average: 1 50.33 0.00 2.94 0.23 0.08 46.41 Average: 2 48.36 0.00 2.88 0.33 0.08 48.36 Average: 3 48.58 0.00 2.87 0.17 0.07 48.31