---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-265 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 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 640 9754 4 5594 15006 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:22:af:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.11/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:fe22:afef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:ce:99:c6:0d:74 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-265) 01/14/26 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:05 44.16 0.02 37.57 6.57 0.59 1663.26 113849.58 18:50:03 27.99 0.17 23.59 4.23 5.24 2241.24 27824.60 Average: 36.13 0.10 30.63 5.41 2.90 1950.45 71105.81 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:05 9629168 13280276 2677564 16.35 152980 3631516 2958180 16.98 888892 5466436 536 18:50:03 7948552 12964124 2987508 18.25 173256 4913852 3069588 17.62 1366064 6607188 882040 Average: 8788860 13122200 2832536 17.30 163118 4272684 3013884 17.30 1127478 6036812 441288 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:05 lo 36.93 36.93 8.69 8.69 0.00 0.00 0.00 0.00 18:40:05 ens3 17.54 13.28 13.83 4.22 0.00 0.00 0.00 0.00 18:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:03 lo 1606.63 1606.63 1512.26 1512.26 0.00 0.00 0.00 0.00 18:50:03 ens3 56.23 42.98 337.87 11.32 0.00 0.00 0.00 0.00 18:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 816.88 816.88 755.78 755.78 0.00 0.00 0.00 0.00 Average: ens3 36.77 28.04 174.84 7.75 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-265) 01/14/26 _x86_64_ (4 CPU) 18:23:59 LINUX RESTART (4 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:05 all 27.10 0.00 1.08 0.44 0.10 71.29 18:40:05 0 27.30 0.00 0.98 0.27 0.09 71.34 18:40:05 1 26.93 0.00 1.06 0.16 0.10 71.75 18:40:05 2 27.18 0.00 1.25 0.63 0.10 70.84 18:40:05 3 26.97 0.00 1.01 0.69 0.10 71.23 18:50:03 all 40.93 0.00 2.00 0.28 0.10 56.68 18:50:03 0 40.43 0.00 1.85 0.21 0.10 57.41 18:50:03 1 42.24 0.00 2.01 0.29 0.10 55.37 18:50:03 2 39.94 0.00 2.03 0.28 0.10 57.64 18:50:03 3 41.12 0.00 2.13 0.34 0.10 56.31 Average: all 33.97 0.00 1.54 0.36 0.10 64.03 Average: 0 33.82 0.00 1.41 0.24 0.10 64.43 Average: 1 34.53 0.00 1.53 0.23 0.10 63.61 Average: 2 33.53 0.00 1.64 0.45 0.10 64.28 Average: 3 34.00 0.00 1.56 0.51 0.10 63.82