---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2947 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 790 19688 4 11613 30834 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:5f:a2:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.74/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84724sec preferred_lft 84724sec inet6 fe80::f816:3eff:fe5f:a2f1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:e9:83:29:76:9d 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-2947) 06/27/26 _x86_64_ (8 CPU) 05:37:02 LINUX RESTART (8 CPU) 05:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:50:00 271.56 1.49 265.17 4.89 429.57 18237.93 13426.16 06:00:00 11.58 0.70 9.58 1.31 20.40 1616.83 1626.99 Average: 141.57 1.10 137.38 3.10 224.99 9927.38 7526.57 05:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:50:00 15274540 24363500 7879688 23.98 473752 8147424 10056480 29.66 1610268 14753344 5456 06:00:00 15122164 24657732 7582580 23.07 483472 8545712 9826704 28.98 1695840 14779524 7264 Average: 15198352 24510616 7731134 23.53 478612 8346568 9941592 29.32 1653054 14766434 6360 05:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:50:00 lo 1.60 1.60 0.96 0.96 0.00 0.00 0.00 0.00 05:50:00 ens3 324.42 204.50 1129.57 74.12 0.00 0.00 0.00 0.00 05:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:00:00 lo 6.56 6.56 1.06 1.06 0.00 0.00 0.00 0.00 06:00:00 ens3 120.43 75.75 105.30 34.62 0.00 0.00 0.00 0.00 06:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 222.43 140.13 617.44 54.37 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-2947) 06/27/26 _x86_64_ (8 CPU) 05:37:02 LINUX RESTART (8 CPU) 05:40:00 CPU %user %nice %system %iowait %steal %idle 05:50:00 all 71.80 0.00 3.27 0.18 0.10 24.65 05:50:00 0 76.98 0.00 3.20 0.07 0.11 19.64 05:50:00 1 74.00 0.00 3.53 0.21 0.11 22.16 05:50:00 2 70.31 0.00 3.30 0.27 0.10 26.02 05:50:00 3 73.19 0.00 3.36 0.14 0.10 23.20 05:50:00 4 68.89 0.00 3.11 0.12 0.11 27.76 05:50:00 5 72.45 0.00 3.42 0.20 0.10 23.84 05:50:00 6 68.72 0.00 3.14 0.19 0.10 27.85 05:50:00 7 69.82 0.00 3.06 0.26 0.10 26.75 06:00:00 all 96.86 0.00 2.97 0.00 0.13 0.04 06:00:00 0 96.87 0.00 2.95 0.00 0.13 0.05 06:00:00 1 96.70 0.00 3.14 0.00 0.13 0.03 06:00:00 2 97.12 0.00 2.71 0.00 0.13 0.04 06:00:00 3 96.98 0.00 2.85 0.00 0.13 0.04 06:00:00 4 96.87 0.00 2.96 0.00 0.13 0.05 06:00:00 5 96.78 0.00 3.04 0.00 0.13 0.05 06:00:00 6 96.92 0.00 2.90 0.00 0.13 0.05 06:00:00 7 96.64 0.01 3.19 0.00 0.13 0.04 Average: all 84.35 0.00 3.12 0.09 0.12 12.33 Average: 0 86.94 0.00 3.08 0.04 0.12 9.83 Average: 1 85.37 0.00 3.33 0.11 0.12 11.07 Average: 2 83.74 0.00 3.01 0.13 0.11 13.01 Average: 3 85.11 0.00 3.11 0.07 0.12 11.60 Average: 4 82.90 0.00 3.04 0.06 0.12 13.88 Average: 5 84.64 0.00 3.23 0.10 0.11 11.92 Average: 6 82.85 0.00 3.02 0.09 0.11 13.93 Average: 7 83.25 0.01 3.13 0.13 0.11 13.37