---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3634 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 68G 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 654 10361 4 4972 14992 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:4e:b4:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.152/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84626sec preferred_lft 84626sec inet6 fe80::f816:3eff:fe4e:b4d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:98:eb:e1:ed:91 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-3634) 01/23/26 _x86_64_ (4 CPU) 13:50:58 LINUX RESTART (4 CPU) 14:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:26 24.21 0.49 9.94 13.78 16.01 2442.60 229525.72 14:20:03 31.69 0.61 26.59 4.49 26.17 3795.45 2608.97 Average: 27.80 0.55 17.93 9.33 20.89 3091.62 120665.17 14:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:26 9612992 13445880 2510472 15.33 149724 3775968 2967004 17.03 863696 5486892 23668 14:20:03 10696612 15432228 518280 3.17 174068 4597812 1035840 5.95 1116184 4063432 13056 Average: 10154802 14439054 1514376 9.25 161896 4186890 2001422 11.49 989940 4775162 18362 14:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:26 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 14:10:26 ens3 67.24 51.31 135.23 16.64 0.00 0.00 0.00 0.00 14:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:03 lo 1753.37 1753.37 1660.41 1660.41 0.00 0.00 0.00 0.00 14:20:03 ens3 117.60 106.21 432.12 206.10 0.00 0.00 0.00 0.00 14:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 841.87 841.87 796.63 796.63 0.00 0.00 0.00 0.00 Average: ens3 91.40 77.65 277.66 107.53 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-3634) 01/23/26 _x86_64_ (4 CPU) 13:50:58 LINUX RESTART (4 CPU) 14:00:01 CPU %user %nice %system %iowait %steal %idle 14:10:26 all 73.34 0.00 2.37 0.05 0.10 24.14 14:10:26 0 71.62 0.00 2.21 0.05 0.10 26.01 14:10:26 1 73.25 0.00 2.30 0.09 0.10 24.26 14:10:26 2 74.89 0.00 2.87 0.03 0.11 22.11 14:10:26 3 73.60 0.00 2.10 0.04 0.10 24.16 14:20:03 all 40.18 0.00 2.00 0.10 0.09 57.63 14:20:03 0 37.33 0.00 1.81 0.04 0.08 60.74 14:20:03 1 39.95 0.00 1.83 0.09 0.08 58.05 14:20:03 2 42.03 0.00 2.13 0.05 0.09 55.70 14:20:03 3 41.42 0.00 2.24 0.23 0.09 56.01 Average: all 57.43 0.00 2.19 0.08 0.09 40.21 Average: 0 55.16 0.00 2.02 0.05 0.09 42.68 Average: 1 57.27 0.00 2.07 0.09 0.09 40.48 Average: 2 59.13 0.00 2.52 0.04 0.10 38.22 Average: 3 58.16 0.00 2.17 0.13 0.10 39.44