---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34471 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 67G 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 638 9416 4 5933 15008 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:36:ce:ea brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.167/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84651sec preferred_lft 84651sec inet6 fe80::f816:3eff:fe36:ceea/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:25:a4:53:62:0f 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-34471) 01/13/26 _x86_64_ (4 CPU) 01:08:59 LINUX RESTART (4 CPU) 01:10:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:20:01 3.93 0.44 3.27 0.22 420.72 411.60 319.96 01:30:01 48.49 4.66 42.28 1.55 270.29 4441.09 8180.30 Average: 26.60 2.59 23.12 0.90 344.17 2461.91 4319.51 01:10:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:20:01 13580104 15521540 494628 3.02 56812 2109772 1141296 6.55 329824 2210024 8 01:30:01 10258152 13607428 2354112 14.38 117124 3387192 2660240 15.27 706204 5061396 180088 Average: 11919128 14564484 1424370 8.70 86968 2748482 1900768 10.91 518014 3635710 90048 01:10:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:20:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 01:20:01 ens3 6.15 2.70 131.95 0.26 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:01 lo 506.77 506.77 482.60 482.60 0.00 0.00 0.00 0.00 01:30:01 ens3 109.54 76.14 1004.45 15.90 0.00 0.00 0.00 0.00 01:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 257.92 257.92 245.56 245.56 0.00 0.00 0.00 0.00 Average: ens3 58.76 40.07 575.90 8.22 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-34471) 01/13/26 _x86_64_ (4 CPU) 01:08:59 LINUX RESTART (4 CPU) 01:10:21 CPU %user %nice %system %iowait %steal %idle 01:20:01 all 0.38 0.00 0.09 0.07 0.02 99.44 01:20:01 0 0.33 0.00 0.14 0.06 0.02 99.45 01:20:01 1 0.57 0.00 0.08 0.01 0.02 99.32 01:20:01 2 0.27 0.00 0.08 0.03 0.01 99.61 01:20:01 3 0.34 0.00 0.08 0.19 0.02 99.38 01:30:01 all 31.09 0.00 1.34 0.37 0.06 67.14 01:30:01 0 31.66 0.00 1.39 0.61 0.06 66.28 01:30:01 1 31.52 0.00 1.43 0.53 0.06 66.46 01:30:01 2 30.32 0.00 1.28 0.26 0.06 68.09 01:30:01 3 30.86 0.00 1.25 0.08 0.06 67.75 Average: all 15.99 0.00 0.73 0.22 0.04 83.02 Average: 0 16.26 0.00 0.77 0.34 0.04 82.59 Average: 1 16.28 0.00 0.77 0.27 0.04 82.64 Average: 2 15.55 0.00 0.69 0.15 0.04 83.58 Average: 3 15.88 0.00 0.68 0.13 0.04 83.28