---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2943 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 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 687 9750 4 5550 14958 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:a0:07:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84574sec preferred_lft 84574sec inet6 fe80::f816:3eff:fea0:751/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:93:18:73:08:75 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-2943) 01/22/26 _x86_64_ (4 CPU) 06:29:47 LINUX RESTART (4 CPU) 06:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:10 66.88 11.70 53.12 2.06 1859.14 10566.78 4345.98 06:50:15 33.62 0.05 29.83 3.73 1.24 3171.99 22040.81 Average: 50.31 5.90 41.52 2.90 933.53 6882.66 13161.63 06:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:10 9980064 13579952 2377904 14.52 148960 3556596 2687232 15.42 811792 5170956 15100 06:50:15 8958268 13123088 2830220 17.29 181568 4041712 3147048 18.06 970756 5982404 20320 Average: 9469166 13351520 2604062 15.90 165264 3799154 2917140 16.74 891274 5576680 17710 06:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:10 lo 498.92 498.92 474.83 474.83 0.00 0.00 0.00 0.00 06:40:10 ens3 146.04 110.39 1030.57 24.82 0.00 0.00 0.00 0.00 06:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:15 lo 1669.75 1669.75 1591.14 1591.14 0.00 0.00 0.00 0.00 06:50:15 ens3 53.32 38.39 117.19 11.89 0.00 0.00 0.00 0.00 06:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1082.23 1082.23 1030.98 1030.98 0.00 0.00 0.00 0.00 Average: ens3 99.85 74.52 575.52 18.38 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-2943) 01/22/26 _x86_64_ (4 CPU) 06:29:47 LINUX RESTART (4 CPU) 06:30:00 CPU %user %nice %system %iowait %steal %idle 06:40:10 all 50.20 0.00 2.07 0.60 0.09 47.03 06:40:10 0 50.42 0.00 2.15 1.08 0.10 46.25 06:40:10 1 51.12 0.00 1.76 0.32 0.09 46.72 06:40:10 2 49.23 0.00 2.16 0.67 0.09 47.85 06:40:10 3 50.04 0.00 2.20 0.35 0.09 47.32 06:50:15 all 58.80 0.00 2.47 2.79 0.10 35.84 06:50:15 0 56.83 0.00 2.36 0.64 0.10 40.07 06:50:15 1 58.68 0.00 2.55 5.26 0.11 33.40 06:50:15 2 60.19 0.00 2.53 0.77 0.10 36.40 06:50:15 3 59.48 0.00 2.45 4.51 0.10 33.46 Average: all 54.48 0.00 2.27 1.69 0.10 41.46 Average: 0 53.61 0.00 2.25 0.86 0.10 43.18 Average: 1 54.88 0.00 2.15 2.78 0.10 40.09 Average: 2 54.69 0.00 2.35 0.72 0.09 42.15 Average: 3 54.74 0.00 2.32 2.42 0.09 40.42