---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25469 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 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 678 10223 4 5087 14968 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:74:ca:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.225/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84859sec preferred_lft 84859sec inet6 fe80::f816:3eff:fe74:cad1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:6a:bb:9a:29:08 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-25469) 01/10/26 _x86_64_ (4 CPU) 23:15:25 LINUX RESTART (4 CPU) 23:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:30:08 25.04 0.19 22.49 2.36 7.78 3717.29 8096.62 23:40:01 30.41 0.06 26.82 3.53 1.67 5666.39 16138.90 Average: 27.69 0.13 24.63 2.94 4.76 4680.62 12071.48 23:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:30:08 9265640 13201964 2752984 16.81 162252 3841924 2953904 16.96 782856 5882588 110772 23:40:01 10686840 15491252 458896 2.80 192164 4617056 993292 5.70 895956 4266704 338008 Average: 9976240 14346608 1605940 9.81 177208 4229490 1973598 11.33 839406 5074646 224390 23:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:30:08 lo 1021.18 1021.18 972.86 972.86 0.00 0.00 0.00 0.00 23:30:08 ens3 37.23 31.98 105.90 9.83 0.00 0.00 0.00 0.00 23:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:40:01 lo 949.69 949.69 904.08 904.08 0.00 0.00 0.00 0.00 23:40:01 ens3 81.96 60.69 226.74 22.69 0.00 0.00 0.00 0.00 23:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 985.85 985.85 938.87 938.87 0.00 0.00 0.00 0.00 Average: ens3 59.34 46.17 165.62 16.18 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-25469) 01/10/26 _x86_64_ (4 CPU) 23:15:25 LINUX RESTART (4 CPU) 23:20:01 CPU %user %nice %system %iowait %steal %idle 23:30:08 all 62.90 0.00 2.21 0.13 0.09 34.66 23:30:08 0 62.49 0.00 2.29 0.15 0.09 34.99 23:30:08 1 62.95 0.00 2.29 0.13 0.08 34.55 23:30:08 2 64.72 0.00 2.18 0.12 0.09 32.89 23:30:08 3 61.45 0.00 2.10 0.13 0.09 36.23 23:40:01 all 61.34 0.00 2.33 0.18 0.08 36.06 23:40:01 0 61.98 0.00 2.51 0.21 0.09 35.22 23:40:01 1 60.15 0.00 2.09 0.06 0.08 37.63 23:40:01 2 62.37 0.00 2.10 0.30 0.08 35.14 23:40:01 3 60.87 0.00 2.64 0.15 0.08 36.25 Average: all 62.13 0.00 2.27 0.16 0.08 35.35 Average: 0 62.24 0.00 2.39 0.18 0.09 35.10 Average: 1 61.56 0.00 2.19 0.09 0.08 36.07 Average: 2 63.56 0.00 2.14 0.21 0.09 34.00 Average: 3 61.17 0.00 2.37 0.14 0.08 36.24