---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13803 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 18G 138G 12% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 923 19642 4 11525 30700 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:2f:cf:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.239/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84725sec preferred_lft 84725sec inet6 fe80::f816:3eff:fe2f:cf15/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:95:ed:ad:52:44 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-8c-8g-13803) 08/20/26 _x86_64_ (8 CPU) 09:15:13 LINUX RESTART (8 CPU) 09:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 36.27 0.95 32.78 2.53 50.12 6433.41 9013.11 09:40:01 10.55 0.21 9.09 1.25 2.13 1590.56 345.11 Average: 23.40 0.58 20.93 1.89 26.12 4010.84 4677.05 09:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 16419040 25451552 6792440 20.67 473488 8094184 9265068 27.32 1504528 13718816 5468 09:40:01 16415788 25871052 6369332 19.38 481668 8482060 10016628 29.54 1585744 13611500 5828 Average: 16417414 25661302 6580886 20.03 477578 8288122 9640848 28.43 1545136 13665158 5648 09:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 4.64 4.64 1.58 1.58 0.00 0.00 0.00 0.00 09:30:01 ens3 340.05 185.45 819.58 83.08 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 3.28 3.28 0.42 0.42 0.00 0.00 0.00 0.00 09:40:01 ens3 162.29 87.10 121.96 46.88 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.96 3.96 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 251.13 136.25 470.61 64.97 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-8c-8g-13803) 08/20/26 _x86_64_ (8 CPU) 09:15:13 LINUX RESTART (8 CPU) 09:20:01 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 85.20 0.00 2.90 0.08 0.14 11.68 09:30:01 0 84.87 0.00 2.97 0.07 0.13 11.96 09:30:01 1 84.82 0.00 2.80 0.16 0.14 12.09 09:30:01 2 85.70 0.00 3.00 0.11 0.14 11.05 09:30:01 3 84.71 0.00 2.97 0.06 0.14 12.12 09:30:01 4 86.95 0.00 2.84 0.12 0.15 9.94 09:30:01 5 83.29 0.00 2.89 0.07 0.14 13.61 09:30:01 6 84.72 0.00 2.78 0.03 0.14 12.34 09:30:01 7 86.51 0.00 2.95 0.04 0.14 10.36 09:40:01 all 96.83 0.00 2.97 0.00 0.16 0.04 09:40:01 0 96.88 0.00 2.93 0.00 0.16 0.03 09:40:01 1 96.94 0.00 2.88 0.00 0.16 0.03 09:40:01 2 96.81 0.00 2.99 0.00 0.17 0.04 09:40:01 3 96.54 0.00 3.25 0.00 0.16 0.05 09:40:01 4 96.76 0.00 3.04 0.00 0.17 0.04 09:40:01 5 96.99 0.00 2.80 0.00 0.16 0.04 09:40:01 6 96.87 0.00 2.92 0.00 0.16 0.05 09:40:01 7 96.84 0.00 2.97 0.00 0.16 0.03 Average: all 91.02 0.00 2.94 0.04 0.15 5.85 Average: 0 90.88 0.00 2.95 0.04 0.15 5.99 Average: 1 90.89 0.00 2.84 0.08 0.15 6.05 Average: 2 91.26 0.00 2.99 0.06 0.15 5.54 Average: 3 90.63 0.00 3.11 0.03 0.15 6.08 Average: 4 91.86 0.00 2.94 0.06 0.16 4.99 Average: 5 90.15 0.00 2.85 0.03 0.15 6.82 Average: 6 90.80 0.00 2.85 0.01 0.15 6.18 Average: 7 91.68 0.00 2.96 0.02 0.15 5.19