---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11298 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 29G 126G 19% / 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 867 7758 4 23466 30757 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:f0:94:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.92/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84892sec preferred_lft 84892sec inet6 fe80::f816:3eff:fef0:9448/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:5c:d2:42:8b:cb 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::f05c:d2ff:fe42:8bcb/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-11298) 08/11/26 _x86_64_ (8 CPU) 07:56:22 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:00 316.50 0.21 290.88 25.41 8.24 63663.23 991721.63 08:20:07 346.11 1.25 269.20 75.66 12.32 42532.97 1120449.92 Average: 331.39 0.73 279.98 50.69 10.30 53034.88 1056470.89 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:00 14145368 31086532 1165344 3.55 403364 16231396 1709920 5.04 6366064 11261524 694568 08:20:07 7753096 31017484 1181188 3.59 587616 21889140 1768416 5.21 11851260 11661412 148 Average: 10949232 31052008 1173266 3.57 495490 19060268 1739168 5.13 9108662 11461468 347358 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:00 lo 0.61 0.61 0.06 0.06 0.00 0.00 0.00 0.00 08:10:00 ens3 180.51 113.38 2343.13 2670.45 0.00 0.00 0.00 0.00 08:10:00 docker0 12.22 30.74 0.79 554.05 0.00 0.00 0.00 0.00 08:20:07 lo 0.36 0.36 0.03 0.03 0.00 0.00 0.00 0.00 08:20:07 ens3 105.67 73.02 1051.04 1791.07 0.00 0.00 0.00 0.00 08:20:07 docker0 27.88 43.02 2.18 867.43 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 142.87 93.08 1693.22 2228.13 0.00 0.00 0.00 0.00 Average: docker0 20.10 36.92 1.49 711.68 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-11298) 08/11/26 _x86_64_ (8 CPU) 07:56:22 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:00 all 8.83 0.00 3.31 2.21 0.08 85.57 08:10:00 0 6.78 0.00 3.19 1.86 0.08 88.09 08:10:00 1 10.21 0.00 3.53 1.52 0.09 84.65 08:10:00 2 7.23 0.00 3.14 2.26 0.08 87.29 08:10:00 3 11.07 0.00 3.58 1.67 0.08 83.60 08:10:00 4 8.98 0.00 3.78 3.58 0.08 83.58 08:10:00 5 8.61 0.00 2.85 1.89 0.08 86.57 08:10:00 6 9.24 0.00 3.28 2.57 0.09 84.82 08:10:00 7 8.51 0.00 3.14 2.30 0.08 85.97 08:20:07 all 13.30 0.00 4.30 1.27 0.09 81.03 08:20:07 0 15.22 0.00 4.31 0.60 0.09 79.78 08:20:07 1 14.81 0.00 4.43 0.95 0.09 79.72 08:20:07 2 12.86 0.00 4.56 2.69 0.11 79.79 08:20:07 3 13.24 0.00 4.47 2.15 0.14 80.01 08:20:07 4 11.95 0.00 4.32 1.28 0.08 82.37 08:20:07 5 16.35 0.00 4.53 0.43 0.09 78.61 08:20:07 6 10.60 0.00 3.77 1.34 0.07 84.22 08:20:07 7 11.40 0.00 3.99 0.77 0.08 83.76 Average: all 11.08 0.00 3.81 1.74 0.09 83.29 Average: 0 11.02 0.00 3.75 1.23 0.09 83.92 Average: 1 12.52 0.00 3.98 1.23 0.09 82.18 Average: 2 10.05 0.00 3.85 2.48 0.09 83.53 Average: 3 12.16 0.00 4.02 1.91 0.11 81.80 Average: 4 10.47 0.00 4.06 2.42 0.08 82.97 Average: 5 12.49 0.00 3.70 1.16 0.08 82.57 Average: 6 9.93 0.00 3.53 1.95 0.08 84.52 Average: 7 9.96 0.00 3.57 1.54 0.08 84.86