---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34225 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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 654 8874 4 6460 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:9b:04:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.189/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84318sec preferred_lft 84318sec inet6 fe80::f816:3eff:fe9b:48c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:61:29:0c:2c:72 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-34225) 08/11/26 _x86_64_ (4 CPU) 05:23:35 LINUX RESTART (4 CPU) 05:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 22.25 0.06 19.59 2.61 6.66 2129.09 7747.73 05:50:13 28.86 0.04 26.02 2.81 0.97 4068.41 11914.42 Average: 25.61 0.05 22.85 2.71 3.77 3114.03 9863.90 05:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 9199172 12938512 3018440 18.44 144172 3701784 3332076 19.13 709752 6053048 15080 05:50:13 6403492 11115620 4837360 29.54 161092 4614156 4744300 27.23 976484 8539136 24 Average: 7801332 12027066 3927900 23.99 152632 4157970 4038188 23.18 843118 7296092 7552 05:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 1257.08 1257.08 1191.03 1191.03 0.00 0.00 0.00 0.00 05:40:01 ens3 42.54 33.60 25.14 11.48 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:13 lo 1245.48 1245.48 1180.72 1180.72 0.00 0.00 0.00 0.00 05:50:13 ens3 43.21 32.91 38.45 11.14 0.00 0.00 0.00 0.00 05:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1251.19 1251.19 1185.80 1185.80 0.00 0.00 0.00 0.00 Average: ens3 42.88 33.25 31.90 11.31 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-34225) 08/11/26 _x86_64_ (4 CPU) 05:23:35 LINUX RESTART (4 CPU) 05:30:08 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 67.05 0.00 2.26 0.05 0.10 30.54 05:40:01 0 68.18 0.00 2.06 0.02 0.10 29.63 05:40:01 1 64.98 0.00 2.37 0.06 0.10 32.50 05:40:01 2 68.20 0.00 2.19 0.04 0.10 29.47 05:40:01 3 66.82 0.00 2.43 0.07 0.10 30.58 05:50:13 all 55.35 0.00 2.31 0.08 0.10 42.16 05:50:13 0 55.43 0.00 2.19 0.05 0.10 42.23 05:50:13 1 54.12 0.00 2.37 0.10 0.09 43.31 05:50:13 2 54.63 0.00 2.15 0.05 0.10 43.08 05:50:13 3 57.24 0.00 2.53 0.13 0.10 40.01 Average: all 61.10 0.00 2.29 0.07 0.10 36.44 Average: 0 61.70 0.00 2.13 0.03 0.10 36.04 Average: 1 59.46 0.00 2.37 0.08 0.10 38.00 Average: 2 61.31 0.00 2.17 0.05 0.10 36.38 Average: 3 61.96 0.00 2.48 0.10 0.10 35.36