---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13394 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 14G 141G 9% / 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 774 24495 4 6822 30850 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:b9:03:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.236/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84770sec preferred_lft 84770sec inet6 fe80::f816:3eff:feb9:3ee/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:ff:25:47:54:14 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::8cff:25ff:fe47:5414/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13394) 08/18/26 _x86_64_ (8 CPU) 08:13:21 LINUX RESTART (8 CPU) 08:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:01 1.39 0.20 1.17 0.02 1.79 14.74 11.69 08:40:02 122.00 4.50 114.28 3.22 346.85 20043.85 35502.96 Average: 62.32 2.37 58.31 1.63 176.10 10132.61 17940.40 08:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:01 30125356 31782160 605936 1.84 60284 1935352 1515188 4.47 180824 2277996 48 08:40:02 25129332 31625208 673220 2.05 157004 6490492 1305832 3.85 2006268 5158320 11468 Average: 27627344 31703684 639578 1.95 108644 4212922 1410510 4.16 1093546 3718158 5758 08:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:30:01 ens3 0.36 0.24 0.13 0.27 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:02 lo 0.59 0.59 0.06 0.06 0.00 0.00 0.00 0.00 08:40:02 ens3 121.73 91.22 1475.31 354.11 0.00 0.00 0.00 0.00 08:40:02 docker0 0.64 1.39 0.04 12.70 0.00 0.00 0.00 0.00 Average: lo 0.35 0.35 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 61.67 46.20 745.33 179.01 0.00 0.00 0.00 0.00 Average: docker0 0.32 0.70 0.02 6.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13394) 08/18/26 _x86_64_ (8 CPU) 08:13:21 LINUX RESTART (8 CPU) 08:20:12 CPU %user %nice %system %iowait %steal %idle 08:30:01 all 0.10 0.00 0.01 0.00 0.01 99.87 08:30:01 0 0.01 0.00 0.01 0.00 0.01 99.98 08:30:01 1 0.01 0.00 0.03 0.00 0.01 99.95 08:30:01 2 0.01 0.00 0.02 0.00 0.01 99.96 08:30:01 3 0.01 0.00 0.01 0.00 0.01 99.98 08:30:01 4 0.02 0.00 0.01 0.02 0.01 99.95 08:30:01 5 0.02 0.00 0.01 0.00 0.01 99.96 08:30:01 6 0.66 0.00 0.01 0.00 0.02 99.31 08:30:01 7 0.08 0.00 0.01 0.00 0.01 99.91 08:40:02 all 5.34 0.00 1.37 0.32 0.03 92.94 08:40:02 0 6.45 0.00 1.52 0.20 0.03 91.80 08:40:02 1 4.73 0.00 1.28 0.22 0.03 93.75 08:40:02 2 6.00 0.00 1.67 0.55 0.04 91.73 08:40:02 3 6.16 0.00 1.39 0.42 0.03 91.99 08:40:02 4 3.38 0.00 1.19 0.56 0.03 94.85 08:40:02 5 6.88 0.00 1.37 0.22 0.03 91.51 08:40:02 6 3.54 0.00 1.22 0.10 0.03 95.10 08:40:02 7 5.58 0.00 1.31 0.32 0.03 92.75 Average: all 2.75 0.00 0.70 0.17 0.02 96.37 Average: 0 3.26 0.00 0.77 0.10 0.02 95.85 Average: 1 2.39 0.00 0.66 0.11 0.02 96.82 Average: 2 3.03 0.00 0.85 0.28 0.03 95.81 Average: 3 3.11 0.00 0.71 0.21 0.02 95.95 Average: 4 1.71 0.00 0.60 0.29 0.02 97.37 Average: 5 3.48 0.00 0.70 0.11 0.02 95.69 Average: 6 2.11 0.00 0.62 0.05 0.02 97.19 Average: 7 2.86 0.00 0.67 0.16 0.02 96.29