---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3250 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 12G 144G 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 892 24862 4 6337 30731 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:5b:61:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84313sec preferred_lft 84313sec inet6 fe80::f816:3eff:fe5b:619b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:74:c0:7c:44:2e 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-3250) 04/16/26 _x86_64_ (8 CPU) 08:11:30 LINUX RESTART (8 CPU) 08:20:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:12 28.44 0.16 24.58 3.71 5.92 2292.96 7245.74 08:40:01 46.67 0.01 28.05 18.60 0.24 3134.94 530930.37 Average: 37.48 0.09 26.30 11.09 3.10 2710.56 266979.64 08:20:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:12 25772124 29534528 2773352 8.44 174152 3803008 2735632 8.07 805652 5809464 42548 08:40:01 24978124 29333720 2969944 9.04 209940 4310128 2879928 8.49 958520 6413464 8200 Average: 25375124 29434124 2871648 8.74 192046 4056568 2807780 8.28 882086 6111464 25374 08:20:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:12 lo 1559.59 1559.59 1484.45 1484.45 0.00 0.00 0.00 0.00 08:30:12 ens3 20.92 17.52 9.56 6.28 0.00 0.00 0.00 0.00 08:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 1693.35 1693.35 1612.66 1612.66 0.00 0.00 0.00 0.00 08:40:01 ens3 24.58 20.39 9.19 7.01 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1625.93 1625.93 1548.04 1548.04 0.00 0.00 0.00 0.00 Average: ens3 22.74 18.94 9.37 6.64 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-3250) 04/16/26 _x86_64_ (8 CPU) 08:11:30 LINUX RESTART (8 CPU) 08:20:13 CPU %user %nice %system %iowait %steal %idle 08:30:12 all 37.84 0.00 1.53 0.08 0.09 60.46 08:30:12 0 36.78 0.00 1.29 0.05 0.08 61.80 08:30:12 1 37.26 0.00 1.57 0.06 0.09 61.03 08:30:12 2 35.88 0.00 1.64 0.07 0.09 62.33 08:30:12 3 42.30 0.00 1.65 0.05 0.08 55.92 08:30:12 4 39.80 0.00 1.49 0.04 0.10 58.58 08:30:12 5 40.11 0.00 1.51 0.18 0.09 58.11 08:30:12 6 33.23 0.00 1.51 0.13 0.08 65.06 08:30:12 7 37.39 0.00 1.62 0.07 0.08 60.84 08:40:01 all 37.47 0.00 1.73 1.05 0.09 59.66 08:40:01 0 33.90 0.00 1.39 0.27 0.09 64.36 08:40:01 1 37.27 0.00 1.62 1.25 0.10 59.77 08:40:01 2 38.49 0.00 1.93 1.09 0.09 58.39 08:40:01 3 40.39 0.00 1.83 1.48 0.10 56.20 08:40:01 4 36.39 0.00 1.73 0.28 0.09 61.52 08:40:01 5 38.09 0.00 1.94 1.57 0.09 58.32 08:40:01 6 35.80 0.00 1.67 0.38 0.10 62.05 08:40:01 7 39.45 0.00 1.73 2.06 0.09 56.67 Average: all 37.66 0.00 1.63 0.56 0.09 60.06 Average: 0 35.35 0.00 1.34 0.16 0.09 63.07 Average: 1 37.27 0.00 1.59 0.65 0.09 60.40 Average: 2 37.17 0.00 1.78 0.58 0.09 60.38 Average: 3 41.35 0.00 1.74 0.76 0.09 56.06 Average: 4 38.11 0.00 1.61 0.16 0.09 60.04 Average: 5 39.11 0.00 1.72 0.86 0.09 58.21 Average: 6 34.50 0.00 1.59 0.25 0.09 63.57 Average: 7 38.41 0.00 1.67 1.05 0.09 58.77