---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30506 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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 7% / 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 722 26263 4 5106 30901 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:ca:8b:49 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84453sec preferred_lft 84453sec inet6 fe80::f816:3eff:feca:8b49/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:6b:a9:b5:29:72 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30506) 06/25/26 _x86_64_ (8 CPU) 15:29:08 LINUX RESTART (8 CPU) 15:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 5.93 0.42 5.30 0.22 404.16 12436.80 6142.33 15:50:01 25.59 1.35 23.93 0.31 97.77 2993.82 763.82 16:00:01 36.63 2.56 32.49 1.59 145.53 11394.57 8309.16 Average: 22.75 1.44 20.60 0.70 215.50 8935.71 5069.86 15:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 30000384 31866020 516856 1.57 62968 2138828 1513356 4.46 339228 2227796 212 15:50:01 29280944 31581676 773456 2.35 96584 2516192 1550200 4.57 444024 2801892 204412 16:00:01 26524764 31616084 684900 2.08 226576 4983516 1214396 3.58 782796 4951008 240 Average: 28602031 31687927 658404 2.00 128709 3212845 1425984 4.21 522016 3326899 68288 15:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 ens3 7.05 2.80 129.97 0.28 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:01 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 15:50:01 ens3 29.67 19.93 194.67 5.07 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 0.69 0.69 0.07 0.07 0.00 0.00 0.00 0.00 16:00:01 ens3 203.16 165.21 813.66 122.56 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 80.08 62.74 379.85 42.71 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30506) 06/25/26 _x86_64_ (8 CPU) 15:29:08 LINUX RESTART (8 CPU) 15:30:04 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 0.21 0.00 0.06 0.09 0.00 99.63 15:40:01 0 0.19 0.00 0.06 0.00 0.00 99.75 15:40:01 1 0.17 0.00 0.08 0.10 0.01 99.64 15:40:01 2 0.14 0.00 0.05 0.01 0.00 99.79 15:40:01 3 0.15 0.00 0.08 0.06 0.01 99.70 15:40:01 4 0.50 0.00 0.06 0.03 0.01 99.40 15:40:01 5 0.11 0.00 0.05 0.01 0.00 99.83 15:40:01 6 0.24 0.00 0.05 0.07 0.00 99.65 15:40:01 7 0.20 0.00 0.04 0.48 0.00 99.29 15:50:01 all 1.05 0.00 0.12 0.14 0.01 98.67 15:50:01 0 1.03 0.00 0.11 0.03 0.01 98.82 15:50:01 1 1.42 0.00 0.15 0.03 0.01 98.39 15:50:01 2 1.34 0.00 0.20 0.34 0.01 98.12 15:50:01 3 0.74 0.00 0.08 0.24 0.01 98.93 15:50:01 4 0.25 0.00 0.07 0.04 0.01 99.64 15:50:01 5 0.91 0.00 0.13 0.02 0.01 98.93 15:50:01 6 1.12 0.00 0.08 0.03 0.01 98.76 15:50:01 7 1.61 0.00 0.17 0.41 0.01 97.80 16:00:01 all 26.70 0.00 1.19 0.21 0.07 71.82 16:00:01 0 23.53 0.00 0.93 0.03 0.07 75.44 16:00:01 1 26.57 0.00 1.06 0.13 0.08 72.17 16:00:01 2 34.07 0.00 1.88 0.14 0.09 63.82 16:00:01 3 27.45 0.00 1.13 0.38 0.07 70.97 16:00:01 4 25.04 0.00 0.94 0.38 0.07 73.58 16:00:01 5 26.67 0.00 0.86 0.02 0.07 72.38 16:00:01 6 31.65 0.00 1.57 0.10 0.08 66.61 16:00:01 7 18.65 0.00 1.14 0.54 0.06 79.60 Average: all 9.33 0.00 0.46 0.15 0.03 90.04 Average: 0 8.26 0.00 0.37 0.02 0.03 91.33 Average: 1 9.40 0.00 0.43 0.09 0.03 90.05 Average: 2 11.85 0.00 0.71 0.16 0.03 87.25 Average: 3 9.45 0.00 0.43 0.23 0.03 89.86 Average: 4 8.60 0.00 0.36 0.15 0.03 90.87 Average: 5 9.24 0.00 0.35 0.01 0.03 90.37 Average: 6 11.01 0.00 0.57 0.07 0.03 88.33 Average: 7 6.82 0.00 0.45 0.48 0.02 92.23