---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5060 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 16% / 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 617 9073 4 6299 15029 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:fe:a7:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84271sec preferred_lft 84271sec inet6 fe80::f816:3eff:fefe:a71a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:10:a6:c8:ce:05 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-5060) 01/27/26 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:20 24.88 0.06 22.10 2.72 6.15 2266.46 6568.47 19:30:19 27.15 0.02 24.37 2.76 0.45 4294.77 21177.21 Average: 26.01 0.04 23.24 2.74 3.31 3279.29 13863.29 19:10:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:20 8756564 12404216 3553344 21.70 141812 3619588 3577828 20.54 741120 6474276 184596 19:30:19 6367276 10836992 5117124 31.25 155308 4392144 4886108 28.05 1003900 8539400 292 Average: 7561920 11620604 4335234 26.48 148560 4005866 4231968 24.29 872510 7506838 92444 19:10:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:20 lo 1285.12 1285.12 1217.64 1217.64 0.00 0.00 0.00 0.00 19:20:20 ens3 38.14 31.83 25.41 10.85 0.00 0.00 0.00 0.00 19:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:19 lo 1287.89 1287.89 3437.81 3437.81 0.00 0.00 0.00 0.00 19:30:19 ens3 41.05 31.38 30.63 11.34 0.00 0.00 0.00 0.00 19:30:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1286.50 1286.50 2326.27 2326.27 0.00 0.00 0.00 0.00 Average: ens3 39.59 31.60 28.02 11.10 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-5060) 01/27/26 _x86_64_ (4 CPU) 19:01:27 LINUX RESTART (4 CPU) 19:10:19 CPU %user %nice %system %iowait %steal %idle 19:20:20 all 64.56 0.00 2.23 0.04 0.09 33.08 19:20:20 0 63.98 0.00 1.82 0.05 0.09 34.07 19:20:20 1 64.75 0.00 2.24 0.04 0.09 32.88 19:20:20 2 62.55 0.00 2.40 0.06 0.09 34.90 19:20:20 3 66.98 0.00 2.46 0.02 0.09 30.45 19:30:19 all 53.42 0.00 2.24 0.56 0.10 43.68 19:30:19 0 51.46 0.00 2.06 1.99 0.10 44.39 19:30:19 1 56.48 0.00 2.36 0.07 0.10 40.99 19:30:19 2 52.01 0.00 2.10 0.11 0.09 45.68 19:30:19 3 53.74 0.00 2.42 0.07 0.10 43.66 Average: all 59.00 0.00 2.23 0.30 0.09 38.37 Average: 0 57.73 0.00 1.94 1.02 0.09 39.23 Average: 1 60.62 0.00 2.30 0.06 0.09 36.93 Average: 2 57.29 0.00 2.25 0.09 0.09 40.29 Average: 3 60.37 0.00 2.44 0.05 0.09 37.05