---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6748 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 775 19986 4 11330 30848 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:9c:9b:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.187/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84517sec preferred_lft 84517sec inet6 fe80::f816:3eff:fe9c:9bc7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:6d:c7:d3:56:56 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-6748) 07/08/26 _x86_64_ (8 CPU) 10:10:07 LINUX RESTART (8 CPU) 10:20:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:01 11.89 0.24 10.73 0.92 3.07 1233.68 630.69 10:40:01 35.17 0.04 11.02 24.11 5.81 3311.44 504582.47 Average: 23.61 0.14 10.88 12.59 4.45 2279.33 254248.75 10:20:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:01 17811612 26686940 5558776 16.92 473780 7933012 9125732 26.91 1490436 12349772 2460 10:40:01 17454876 27778468 4461416 13.58 484676 9307392 13277304 39.15 1616624 12491424 606632 Average: 17633244 27232704 5010096 15.25 479228 8620202 11201518 33.03 1553530 12420598 304546 10:20:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:01 lo 5.92 5.92 0.99 0.99 0.00 0.00 0.00 0.00 10:30:01 ens3 115.71 74.80 133.99 31.17 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1.04 1.04 0.11 0.11 0.00 0.00 0.00 0.00 10:40:01 ens3 138.82 69.60 151.83 33.62 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.47 3.47 0.55 0.55 0.00 0.00 0.00 0.00 Average: ens3 127.34 72.19 142.97 32.40 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-6748) 07/08/26 _x86_64_ (8 CPU) 10:10:07 LINUX RESTART (8 CPU) 10:20:08 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 88.85 0.00 2.72 0.00 0.18 8.25 10:30:01 0 86.00 0.00 2.54 0.00 0.17 11.28 10:30:01 1 87.61 0.00 2.59 0.01 0.18 9.62 10:30:01 2 90.84 0.00 2.91 0.00 0.18 6.07 10:30:01 3 88.68 0.00 2.74 0.00 0.18 8.41 10:30:01 4 89.56 0.00 2.73 0.00 0.18 7.54 10:30:01 5 88.66 0.00 2.86 0.00 0.17 8.31 10:30:01 6 90.34 0.00 2.64 0.00 0.18 6.85 10:30:01 7 89.13 0.00 2.79 0.00 0.18 7.90 10:40:01 all 95.41 0.00 3.12 0.00 0.17 1.29 10:40:01 0 95.66 0.00 3.12 0.00 0.17 1.05 10:40:01 1 95.81 0.00 3.14 0.01 0.17 0.87 10:40:01 2 95.29 0.00 3.47 0.00 0.17 1.07 10:40:01 3 95.19 0.00 3.04 0.00 0.17 1.60 10:40:01 4 95.19 0.00 3.21 0.00 0.17 1.43 10:40:01 5 95.64 0.00 2.98 0.01 0.17 1.20 10:40:01 6 95.11 0.00 3.13 0.00 0.16 1.60 10:40:01 7 95.42 0.00 2.90 0.00 0.17 1.51 Average: all 92.15 0.00 2.93 0.00 0.17 4.75 Average: 0 90.86 0.00 2.83 0.00 0.17 6.13 Average: 1 91.74 0.00 2.87 0.01 0.17 5.21 Average: 2 93.08 0.00 3.19 0.00 0.17 3.55 Average: 3 91.96 0.00 2.89 0.00 0.17 4.98 Average: 4 92.39 0.00 2.97 0.00 0.17 4.46 Average: 5 92.17 0.00 2.92 0.00 0.17 4.73 Average: 6 92.74 0.00 2.88 0.00 0.17 4.21 Average: 7 92.30 0.00 2.85 0.00 0.17 4.68