---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11665 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 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 653 9901 4 5434 14993 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:27:86:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84688sec preferred_lft 84688sec inet6 fe80::f816:3eff:fe27:860b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:d2:14:94:92:0e 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11665) 12/08/25 _x86_64_ (4 CPU) 18:13:26 LINUX RESTART (4 CPU) 18:20:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 13.96 0.02 11.50 2.43 0.60 809.95 64598.73 18:40:07 35.00 0.18 30.28 4.54 5.78 6197.78 28913.20 Average: 24.67 0.10 21.06 3.50 3.24 3553.48 46427.33 18:20:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 9485768 13043312 2915480 17.81 150396 3542928 3133916 17.99 844140 5659484 168 18:40:07 7415700 12715112 3233736 19.75 184948 5160556 3579976 20.55 1473952 6994104 103092 Average: 8450734 12879212 3074608 18.78 167672 4351742 3356946 19.27 1159046 6326794 51630 18:20:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 48.26 48.26 11.98 11.98 0.00 0.00 0.00 0.00 18:30:01 ens3 7.25 5.86 7.65 1.61 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 1928.39 1928.39 1846.32 1846.32 0.00 0.00 0.00 0.00 18:40:07 ens3 55.85 42.96 450.21 9.08 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1005.64 1005.64 946.04 946.04 0.00 0.00 0.00 0.00 Average: ens3 32.00 24.75 233.01 5.41 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11665) 12/08/25 _x86_64_ (4 CPU) 18:13:26 LINUX RESTART (4 CPU) 18:20:18 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 18.25 0.00 0.79 0.09 0.08 80.79 18:30:01 0 17.79 0.00 0.87 0.09 0.08 81.17 18:30:01 1 18.05 0.00 0.79 0.03 0.08 81.04 18:30:01 2 18.69 0.00 0.71 0.15 0.08 80.37 18:30:01 3 18.46 0.00 0.80 0.08 0.08 80.57 18:40:07 all 49.50 0.00 2.45 0.10 0.09 47.86 18:40:07 0 49.25 0.00 2.44 0.13 0.09 48.09 18:40:07 1 52.14 0.00 2.84 0.08 0.09 44.85 18:40:07 2 49.44 0.00 2.38 0.05 0.09 48.04 18:40:07 3 47.16 0.00 2.16 0.12 0.09 50.46 Average: all 34.15 0.00 1.64 0.09 0.09 64.03 Average: 0 33.79 0.00 1.67 0.11 0.09 64.35 Average: 1 35.41 0.00 1.84 0.06 0.09 62.61 Average: 2 34.34 0.00 1.56 0.10 0.09 63.92 Average: 3 33.08 0.00 1.49 0.10 0.09 65.24