---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25778 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 15% / 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 636 9280 4 6071 15009 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:a5:a9:9a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84644sec preferred_lft 84644sec inet6 fe80::f816:3eff:fea5:a99a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:2c:15:4f:f0:c0 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-25778) 01/12/26 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:08 5.11 0.56 4.22 0.33 601.31 651.62 11712.06 01:30:03 54.23 4.72 47.75 1.76 273.65 4610.01 5268.13 Average: 29.43 2.62 25.77 1.04 439.11 2611.07 8522.24 01:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:08 13443416 15520220 494384 3.02 58588 2242288 1146664 6.58 396680 2278836 36 01:30:03 9713292 13307936 2652600 16.20 121568 3619704 2932636 16.83 783984 5495124 278516 Average: 11578354 14414078 1573492 9.61 90078 2930996 2039650 11.71 590332 3886980 139276 01:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:08 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 01:20:08 ens3 8.10 4.01 183.54 0.35 0.00 0.00 0.00 0.00 01:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:03 lo 616.36 616.36 586.96 586.96 0.00 0.00 0.00 0.00 01:30:03 ens3 113.97 85.68 1115.29 17.21 0.00 0.00 0.00 0.00 01:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 305.17 305.17 290.56 290.56 0.00 0.00 0.00 0.00 Average: ens3 60.51 44.44 644.76 8.69 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-25778) 01/12/26 _x86_64_ (4 CPU) 01:08:17 LINUX RESTART (4 CPU) 01:10:01 CPU %user %nice %system %iowait %steal %idle 01:20:08 all 0.41 0.00 0.13 0.10 0.02 99.35 01:20:08 0 0.43 0.00 0.12 0.04 0.01 99.39 01:20:08 1 0.18 0.00 0.10 0.04 0.02 99.66 01:20:08 2 0.78 0.00 0.17 0.26 0.03 98.77 01:20:08 3 0.23 0.00 0.12 0.06 0.02 99.57 01:30:03 all 31.73 0.00 1.40 0.27 0.05 66.55 01:30:03 0 30.21 0.00 1.36 0.39 0.05 67.99 01:30:03 1 29.47 0.00 1.20 0.11 0.05 69.17 01:30:03 2 36.62 0.00 1.77 0.20 0.05 61.35 01:30:03 3 30.61 0.00 1.25 0.40 0.06 67.68 Average: all 15.90 0.00 0.75 0.19 0.04 83.12 Average: 0 15.16 0.00 0.74 0.21 0.03 83.86 Average: 1 14.68 0.00 0.64 0.07 0.04 84.57 Average: 2 18.50 0.00 0.96 0.23 0.04 80.27 Average: 3 15.25 0.00 0.68 0.23 0.04 83.80