---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14182 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: 5600.00 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 139G 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 757 19461 4 11873 30867 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:32:cd:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.38/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe32:cdde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6e:b2:fe:d4:61:4d 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::6cb2:feff:fed4:614d/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-14182) 05/14/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 13.67 0.30 12.95 0.42 11.80 5540.39 602.14 00:50:09 54.94 1.92 51.79 1.23 307.59 19408.15 3112.96 Average: 34.61 1.12 32.65 0.83 161.84 12574.93 1875.77 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 22284348 29281000 3016036 9.18 169260 6953776 3178748 9.37 1816304 8189464 1440016 00:50:09 20182060 31653968 619244 1.88 233396 11165340 1450088 4.28 3029520 8835044 664 Average: 21233204 30467484 1817640 5.53 201328 9059558 2314418 6.82 2422912 8512254 720340 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.61 1.61 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 63.30 51.95 240.07 14.23 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 211.01 211.01 207.04 207.04 0.00 0.00 0.00 0.00 00:50:09 ens3 125.49 110.94 430.47 1312.74 0.00 0.00 0.00 0.00 00:50:09 docker0 82.74 83.59 1303.20 158.71 0.00 0.00 0.00 0.00 00:50:09 veth85a9ef0 77.24 76.83 1303.91 9.65 0.00 0.00 0.00 0.11 Average: lo 107.83 107.83 105.10 105.10 0.00 0.00 0.00 0.00 Average: ens3 94.84 81.87 336.65 672.91 0.00 0.00 0.00 0.00 Average: docker0 41.97 42.40 661.06 80.51 0.00 0.00 0.00 0.00 Average: veth85a9ef0 39.18 38.97 661.42 4.90 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-14182) 05/14/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 32.82 0.00 1.31 0.05 0.07 65.75 00:40:01 0 29.87 0.00 1.17 0.08 0.07 68.81 00:40:01 1 29.82 0.00 1.42 0.04 0.07 68.65 00:40:01 2 35.49 0.00 1.27 0.06 0.07 63.12 00:40:01 3 36.31 0.00 1.55 0.01 0.07 62.06 00:40:01 4 43.19 0.00 1.87 0.02 0.07 54.85 00:40:01 5 31.45 0.00 1.03 0.12 0.07 67.33 00:40:01 6 27.21 0.00 1.09 0.05 0.06 71.60 00:40:01 7 29.27 0.00 1.06 0.02 0.06 69.59 00:50:09 all 11.75 0.00 1.23 0.38 0.05 86.59 00:50:09 0 9.98 0.00 1.20 0.83 0.06 87.94 00:50:09 1 10.26 0.00 0.78 0.32 0.05 88.60 00:50:09 2 11.88 0.00 1.18 0.55 0.05 86.33 00:50:09 3 13.24 0.00 1.01 0.09 0.06 85.59 00:50:09 4 11.63 0.00 1.70 0.48 0.05 86.14 00:50:09 5 15.94 0.00 1.72 0.13 0.06 82.15 00:50:09 6 11.32 0.00 1.55 0.40 0.06 86.68 00:50:09 7 9.73 0.00 0.67 0.26 0.05 89.29 Average: all 22.12 0.00 1.27 0.22 0.06 76.33 Average: 0 19.77 0.00 1.18 0.46 0.06 78.52 Average: 1 19.89 0.00 1.09 0.18 0.06 78.78 Average: 2 23.51 0.00 1.22 0.31 0.06 74.90 Average: 3 24.60 0.00 1.28 0.05 0.07 74.01 Average: 4 27.16 0.00 1.78 0.26 0.06 70.74 Average: 5 23.57 0.00 1.38 0.13 0.06 74.86 Average: 6 19.14 0.00 1.32 0.22 0.06 79.26 Average: 7 19.35 0.00 0.86 0.14 0.06 79.59