---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13479 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 768 20001 4 11322 30855 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:a8:0a:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.156/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84677sec preferred_lft 84677sec inet6 fe80::f816:3eff:fea8:a4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:06:83:fb:d4:d9 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13479) 07/28/26 _x86_64_ (8 CPU) 20:58:44 LINUX RESTART (8 CPU) 21:00:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:19 394.91 5.04 384.44 5.43 272.25 23488.32 21249.80 21:20:00 10.49 0.25 9.05 1.19 3.09 1635.99 905.17 Average: 205.85 2.69 199.82 3.34 139.88 12741.41 11244.38 21:00:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:19 17306384 26081952 6165768 18.76 468872 7848028 9890536 29.17 1463484 12889028 25092 21:20:00 17470064 26651684 5591808 17.02 477064 8220460 8794260 25.93 1554752 12596352 6228 Average: 17388224 26366818 5878788 17.89 472968 8034244 9342398 27.55 1509118 12742690 15660 21:00:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:19 lo 1.70 1.70 0.98 0.98 0.00 0.00 0.00 0.00 21:10:19 ens3 358.29 222.98 1645.85 76.67 0.00 0.00 0.00 0.00 21:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:00 lo 6.55 6.55 1.07 1.07 0.00 0.00 0.00 0.00 21:20:00 ens3 148.15 84.54 106.00 44.33 0.00 0.00 0.00 0.00 21:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 254.94 154.90 888.55 60.76 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13479) 07/28/26 _x86_64_ (8 CPU) 20:58:44 LINUX RESTART (8 CPU) 21:00:19 CPU %user %nice %system %iowait %steal %idle 21:10:19 all 63.36 0.00 3.59 0.47 0.15 32.43 21:10:19 0 62.83 0.00 3.71 0.49 0.17 32.81 21:10:19 1 63.11 0.00 4.09 0.36 0.18 32.26 21:10:19 2 62.53 0.00 3.49 0.60 0.17 33.21 21:10:19 3 63.83 0.00 3.37 0.30 0.13 32.38 21:10:19 4 60.49 0.00 3.35 0.66 0.13 35.37 21:10:19 5 61.59 0.00 3.65 0.51 0.14 34.11 21:10:19 6 69.39 0.00 3.39 0.41 0.13 26.69 21:10:19 7 63.08 0.00 3.69 0.49 0.13 32.61 21:20:00 all 96.70 0.00 3.09 0.00 0.17 0.05 21:20:00 0 96.60 0.00 3.20 0.00 0.17 0.03 21:20:00 1 96.88 0.00 2.89 0.00 0.18 0.05 21:20:00 2 96.70 0.00 3.07 0.00 0.17 0.07 21:20:00 3 96.43 0.00 3.36 0.00 0.16 0.04 21:20:00 4 96.50 0.00 3.30 0.00 0.17 0.03 21:20:00 5 96.79 0.00 2.99 0.00 0.17 0.06 21:20:00 6 96.83 0.00 2.96 0.00 0.17 0.04 21:20:00 7 96.85 0.00 2.93 0.00 0.16 0.05 Average: all 79.77 0.00 3.34 0.24 0.16 16.49 Average: 0 79.47 0.00 3.46 0.25 0.17 16.66 Average: 1 79.72 0.00 3.50 0.18 0.18 16.42 Average: 2 79.35 0.00 3.28 0.30 0.17 16.90 Average: 3 79.89 0.00 3.37 0.15 0.15 16.44 Average: 4 78.25 0.00 3.32 0.33 0.15 17.95 Average: 5 78.89 0.00 3.33 0.26 0.15 17.37 Average: 6 82.90 0.00 3.18 0.21 0.15 13.57 Average: 7 79.72 0.00 3.32 0.25 0.15 16.58