---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4598 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 11G 145G 8% / 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 683 27627 4 3781 30945 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:37:eb:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.129/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84098sec preferred_lft 84098sec inet6 fe80::f816:3eff:fe37:eb8d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:d0:e4:60:60:f1 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4598) 04/08/26 _x86_64_ (8 CPU) 07:18:17 LINUX RESTART (8 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:22 1.90 0.20 1.69 0.01 7.54 20.94 213.40 07:40:08 1.73 0.21 1.50 0.02 1.86 17.88 25.47 07:50:31 33.84 1.92 31.14 0.78 114.44 2016.05 498.32 Average: 12.73 0.79 11.67 0.27 42.15 699.83 250.35 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:22 30129044 31758024 629360 1.92 60280 1907204 1507396 4.45 183680 2272412 12 07:40:08 30124052 31754404 632844 1.93 61468 1907240 1507784 4.45 184928 2282580 252 07:50:31 29276548 31497704 854420 2.60 100700 2428684 1536712 4.53 272444 2965732 64024 Average: 29843215 31670044 705541 2.15 74149 2081043 1517297 4.47 213684 2506908 21429 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:22 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 07:30:22 ens3 1.31 0.99 0.80 0.89 0.00 0.00 0.00 0.00 07:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:08 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 07:40:08 ens3 0.51 0.27 0.20 0.35 0.00 0.00 0.00 0.00 07:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:31 lo 0.28 0.28 0.04 0.04 0.00 0.00 0.00 0.00 07:50:31 ens3 27.35 20.50 279.43 6.61 0.00 0.00 0.00 0.00 07:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 9.93 7.41 95.56 2.67 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4598) 04/08/26 _x86_64_ (8 CPU) 07:18:17 LINUX RESTART (8 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:22 all 0.08 0.00 0.02 0.01 0.01 99.89 07:30:22 0 0.01 0.00 0.00 0.00 0.00 99.97 07:30:22 1 0.13 0.00 0.02 0.00 0.01 99.84 07:30:22 2 0.25 0.00 0.02 0.04 0.01 99.68 07:30:22 3 0.02 0.00 0.02 0.01 0.01 99.94 07:30:22 4 0.02 0.00 0.03 0.00 0.01 99.94 07:30:22 5 0.10 0.00 0.04 0.00 0.02 99.84 07:30:22 6 0.02 0.00 0.01 0.00 0.00 99.96 07:30:22 7 0.06 0.00 0.01 0.00 0.00 99.93 07:40:08 all 0.05 0.00 0.01 0.01 0.01 99.92 07:40:08 0 0.01 0.00 0.01 0.00 0.01 99.98 07:40:08 1 0.05 0.00 0.01 0.00 0.02 99.92 07:40:08 2 0.27 0.00 0.02 0.04 0.02 99.66 07:40:08 3 0.01 0.00 0.01 0.00 0.01 99.96 07:40:08 4 0.02 0.00 0.01 0.00 0.01 99.96 07:40:08 5 0.02 0.00 0.02 0.01 0.02 99.95 07:40:08 6 0.00 0.00 0.00 0.01 0.00 99.99 07:40:08 7 0.02 0.00 0.01 0.00 0.00 99.97 07:50:31 all 1.38 0.00 0.15 0.13 0.01 98.32 07:50:31 0 1.69 0.00 0.21 0.06 0.01 98.03 07:50:31 1 2.74 0.00 0.17 0.05 0.03 97.01 07:50:31 2 0.87 0.00 0.12 0.47 0.01 98.52 07:50:31 3 1.59 0.00 0.21 0.36 0.02 97.83 07:50:31 4 0.72 0.00 0.09 0.01 0.01 99.17 07:50:31 5 0.99 0.00 0.13 0.01 0.03 98.85 07:50:31 6 0.37 0.00 0.06 0.02 0.01 99.54 07:50:31 7 2.09 0.00 0.21 0.08 0.01 97.61 Average: all 0.51 0.00 0.06 0.05 0.01 99.36 Average: 0 0.58 0.00 0.08 0.02 0.01 99.31 Average: 1 1.00 0.00 0.07 0.02 0.02 98.90 Average: 2 0.47 0.00 0.05 0.19 0.01 99.28 Average: 3 0.55 0.00 0.08 0.13 0.01 99.23 Average: 4 0.26 0.00 0.04 0.00 0.01 99.69 Average: 5 0.37 0.00 0.06 0.01 0.02 99.54 Average: 6 0.13 0.00 0.03 0.01 0.01 99.83 Average: 7 0.74 0.00 0.07 0.03 0.01 99.15