---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15500 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 23G 132G 15% / 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 805 14299 4 16987 30818 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:b6:95:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.50/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84519sec preferred_lft 84519sec inet6 fe80::f816:3eff:feb6:95c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:64:32:ce:7c:89 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 inet6 fe80::d864:32ff:fece:7c89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15500) 08/26/26 _x86_64_ (8 CPU) 18:14:32 LINUX RESTART (8 CPU) 18:20:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:04 188.06 0.88 178.65 8.53 52.56 33806.05 156269.68 18:40:17 186.31 1.23 181.23 3.85 15.46 33483.12 123598.57 Average: 187.17 1.06 179.96 6.16 33.77 33642.49 139722.41 18:20:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:04 21305080 31238580 1039156 3.16 285372 9595420 1665736 4.91 2603540 8159972 610520 18:40:17 14782832 31021128 1210928 3.68 433604 15275340 1908752 5.63 6699556 10042060 58172 Average: 18043956 31129854 1125042 3.42 359488 12435380 1787244 5.27 4651548 9101016 334346 18:20:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:04 lo 0.58 0.58 0.06 0.06 0.00 0.00 0.00 0.00 18:30:04 ens3 171.51 114.05 1920.45 1003.33 0.00 0.00 0.00 0.00 18:30:04 docker0 30.02 60.20 1.75 822.09 0.00 0.00 0.00 0.00 18:40:17 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 18:40:17 ens3 115.10 75.00 1581.59 1484.43 0.00 0.00 0.00 0.00 18:40:17 docker0 26.89 44.83 2.12 865.91 0.00 0.00 0.00 0.00 18:40:17 vethb815255 18.93 29.93 1.43 663.92 0.00 0.00 0.00 0.05 Average: lo 0.47 0.47 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 142.94 94.27 1748.83 1247.00 0.00 0.00 0.00 0.00 Average: docker0 28.43 52.41 1.94 844.28 0.00 0.00 0.00 0.00 Average: vethb815255 9.59 15.16 0.72 336.26 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-15500) 08/26/26 _x86_64_ (8 CPU) 18:14:32 LINUX RESTART (8 CPU) 18:20:07 CPU %user %nice %system %iowait %steal %idle 18:30:04 all 6.62 0.00 2.21 5.23 0.07 85.88 18:30:04 0 7.53 0.00 2.27 3.28 0.06 86.86 18:30:04 1 6.51 0.00 2.33 3.92 0.07 87.18 18:30:04 2 9.25 0.00 2.67 8.38 0.08 79.62 18:30:04 3 5.62 0.00 2.22 4.28 0.07 87.81 18:30:04 4 6.75 0.00 2.09 2.61 0.07 88.48 18:30:04 5 6.02 0.00 2.20 9.25 0.07 82.46 18:30:04 6 5.65 0.00 2.01 6.19 0.06 86.10 18:30:04 7 5.61 0.00 1.92 3.93 0.06 88.48 18:40:17 all 10.86 0.00 3.22 3.50 0.10 82.31 18:40:17 0 9.33 0.00 3.06 1.98 0.08 85.55 18:40:17 1 11.99 0.00 3.46 4.57 0.09 79.89 18:40:17 2 10.49 0.00 3.53 3.06 0.13 82.79 18:40:17 3 11.40 0.00 3.10 7.02 0.10 78.39 18:40:17 4 9.61 0.00 2.94 2.46 0.11 84.88 18:40:17 5 13.43 0.00 3.23 3.12 0.10 80.12 18:40:17 6 10.15 0.00 3.19 2.96 0.10 83.59 18:40:17 7 10.51 0.00 3.23 2.86 0.12 83.28 Average: all 8.76 0.00 2.72 4.36 0.08 84.07 Average: 0 8.44 0.00 2.67 2.62 0.07 86.20 Average: 1 9.28 0.00 2.90 4.25 0.08 83.50 Average: 2 9.88 0.00 3.11 5.69 0.10 81.22 Average: 3 8.54 0.00 2.66 5.67 0.08 83.05 Average: 4 8.20 0.00 2.52 2.54 0.09 86.66 Average: 5 9.77 0.00 2.72 6.15 0.08 81.28 Average: 6 7.92 0.00 2.61 4.55 0.08 84.83 Average: 7 8.08 0.00 2.58 3.39 0.09 85.85