---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-35590 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 17G 138G 11% / 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 749 19326 4 12016 30874 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:f0:09:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fef0:9d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:cf:f8:e4:cb:a2 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 inet6 fe80::70cf:f8ff:fee4:cba2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35590) 07/14/26 _x86_64_ (8 CPU) 00:23:22 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 8.25 0.05 7.79 0.40 1.90 2613.34 268.75 00:50:09 43.17 2.16 39.91 1.10 314.70 21829.13 2497.64 Average: 25.98 1.12 24.11 0.76 160.76 12372.50 1400.74 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 23404616 29000072 3300540 10.04 168236 5578668 3519252 10.38 1259164 7642884 726068 00:50:09 20056808 31673676 598524 1.82 233800 11293424 1445868 4.26 3004752 8964756 276 Average: 21730712 30336874 1949532 5.93 201018 8436046 2482560 7.32 2131958 8303820 363172 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 1.79 1.79 0.16 0.16 0.00 0.00 0.00 0.00 00:40:00 ens3 57.46 46.49 238.25 12.69 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 192.37 192.37 190.45 190.45 0.00 0.00 0.00 0.00 00:50:09 ens3 120.12 105.34 335.95 1308.74 0.00 0.00 0.00 0.00 00:50:09 docker0 77.10 76.24 1298.81 9.55 0.00 0.00 0.00 0.00 00:50:09 vethdd806f1 77.10 76.25 1299.87 9.55 0.00 0.00 0.00 0.11 Average: lo 98.58 98.58 96.80 96.80 0.00 0.00 0.00 0.00 Average: ens3 89.29 76.38 287.87 670.91 0.00 0.00 0.00 0.00 Average: docker0 39.16 38.72 659.63 4.85 0.00 0.00 0.00 0.00 Average: vethdd806f1 39.16 38.73 660.17 4.85 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-35590) 07/14/26 _x86_64_ (8 CPU) 00:23:22 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 33.71 0.00 1.33 0.02 0.07 64.86 00:40:00 0 28.35 0.00 1.27 0.06 0.07 70.25 00:40:00 1 39.48 0.00 1.50 0.01 0.08 58.93 00:40:00 2 36.82 0.00 1.47 0.00 0.08 61.63 00:40:00 3 34.15 0.00 1.36 0.03 0.08 64.38 00:40:00 4 23.34 0.00 1.04 0.03 0.07 75.53 00:40:00 5 37.63 0.00 1.28 0.01 0.08 61.01 00:40:00 6 37.02 0.00 1.52 0.04 0.07 61.35 00:40:00 7 32.91 0.00 1.17 0.02 0.08 65.82 00:50:09 all 14.85 0.00 1.22 0.15 0.05 83.73 00:50:09 0 14.58 0.00 1.12 0.16 0.05 84.09 00:50:09 1 15.28 0.00 1.06 0.04 0.05 83.58 00:50:09 2 10.72 0.00 1.03 0.07 0.05 88.12 00:50:09 3 14.74 0.00 0.94 0.31 0.05 83.96 00:50:09 4 13.44 0.00 0.86 0.24 0.05 85.40 00:50:09 5 19.53 0.00 2.00 0.10 0.06 78.32 00:50:09 6 18.81 0.00 1.75 0.03 0.05 79.35 00:50:09 7 11.73 0.00 0.96 0.21 0.05 87.05 Average: all 24.13 0.00 1.27 0.09 0.06 74.45 Average: 0 21.35 0.00 1.19 0.11 0.06 77.29 Average: 1 27.19 0.00 1.28 0.02 0.06 71.45 Average: 2 23.55 0.00 1.25 0.04 0.06 75.10 Average: 3 24.28 0.00 1.15 0.17 0.06 74.34 Average: 4 18.32 0.00 0.95 0.14 0.06 80.54 Average: 5 28.42 0.00 1.64 0.05 0.07 69.81 Average: 6 27.76 0.00 1.64 0.04 0.06 70.50 Average: 7 22.14 0.00 1.06 0.12 0.07 76.61