---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4645 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 665 9852 4 5471 14981 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:67:fe:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84437sec preferred_lft 84437sec inet6 fe80::f816:3eff:fe67:fe7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:a7:54:48:11:b3 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-4645) 01/26/26 _x86_64_ (4 CPU) 18:23:38 LINUX RESTART (4 CPU) 18:30:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:02 45.84 0.02 38.86 6.96 0.62 1658.45 91640.58 18:50:15 27.51 0.18 23.41 3.92 5.58 2245.20 29788.53 Average: 36.42 0.10 30.92 5.40 3.17 1959.97 59856.31 18:30:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:02 9431408 12954212 3005128 18.35 152244 3506376 3246576 18.64 866016 5697024 1112 18:50:15 7902624 12832232 3120528 19.06 173612 4828976 3139956 18.02 1346424 6662280 916444 Average: 8667016 12893222 3062828 18.71 162928 4167676 3193266 18.33 1106220 6179652 458778 18:30:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:02 lo 40.17 40.17 9.47 9.47 0.00 0.00 0.00 0.00 18:40:02 ens3 13.10 11.00 10.93 3.91 0.00 0.00 0.00 0.00 18:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:15 lo 1546.38 1546.38 1455.02 1455.02 0.00 0.00 0.00 0.00 18:50:15 ens3 62.36 48.52 330.89 12.44 0.00 0.00 0.00 0.00 18:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 814.18 814.18 752.30 752.30 0.00 0.00 0.00 0.00 Average: ens3 38.41 30.28 175.35 8.29 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-4645) 01/26/26 _x86_64_ (4 CPU) 18:23:38 LINUX RESTART (4 CPU) 18:30:21 CPU %user %nice %system %iowait %steal %idle 18:40:02 all 26.62 0.00 1.07 0.29 0.10 71.92 18:40:02 0 26.04 0.00 1.09 0.20 0.10 72.57 18:40:02 1 27.28 0.00 1.17 0.25 0.10 71.19 18:40:02 2 27.34 0.00 1.02 0.60 0.10 70.94 18:40:02 3 25.80 0.00 0.99 0.12 0.10 72.98 18:50:15 all 41.97 0.00 2.03 0.09 0.11 55.81 18:50:15 0 42.69 0.00 1.90 0.16 0.10 55.15 18:50:15 1 40.91 0.00 2.10 0.06 0.11 56.81 18:50:15 2 40.60 0.00 2.02 0.08 0.10 57.20 18:50:15 3 43.67 0.00 2.10 0.06 0.10 54.07 Average: all 34.50 0.00 1.56 0.19 0.10 63.64 Average: 0 34.59 0.00 1.51 0.18 0.10 63.62 Average: 1 34.29 0.00 1.65 0.16 0.11 63.80 Average: 2 34.16 0.00 1.53 0.33 0.10 63.88 Average: 3 34.98 0.00 1.56 0.09 0.10 63.27