---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-33827 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: 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 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 766 19362 4 11963 30858 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:dc:97:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84517sec preferred_lft 84517sec inet6 fe80::f816:3eff:fedc:978a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:54:cf:d3:dd:75 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::f054:cfff:fed3:dd75/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-33827) 03/05/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 12.75 0.06 12.26 0.43 2.25 5026.85 461.97 00:50:05 41.17 2.34 37.86 0.97 358.14 20688.89 3752.29 Average: 27.09 1.22 25.18 0.70 181.90 12932.80 2122.87 00:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21917636 28684960 3615108 11.00 166636 6732476 3961480 11.68 1769012 8616180 1580296 00:50:05 20083040 31645176 630080 1.92 221732 11275972 1410776 4.16 3116692 8858260 676 Average: 21000338 30165068 2122594 6.46 194184 9004224 2686128 7.92 2442852 8737220 790486 00:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.69 1.69 0.16 0.16 0.00 0.00 0.00 0.00 00:40:01 ens3 51.91 41.83 235.83 11.89 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 00:50:05 lo 4694.63 4694.63 4485.37 4485.37 0.00 0.00 0.00 0.00 00:50:05 ens3 114.90 105.16 336.65 1289.11 0.00 0.00 0.00 0.00 00:50:05 docker0 75.18 73.56 1279.32 69.40 0.00 0.00 0.00 0.00 00:50:05 vethad9d55b 72.92 70.94 1280.18 8.82 0.00 0.00 0.00 0.10 Average: lo 2370.61 2370.61 2264.22 2264.22 0.00 0.00 0.00 0.00 Average: ens3 83.71 73.80 286.72 656.61 0.00 0.00 0.00 0.00 Average: docker0 37.95 37.13 645.78 35.03 0.00 0.00 0.00 0.00 Average: vethad9d55b 36.81 35.81 646.21 4.45 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-33827) 03/05/26 _x86_64_ (8 CPU) 00:23:18 LINUX RESTART (8 CPU) 00:30:09 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 34.38 0.00 1.35 0.08 0.07 64.13 00:40:01 0 28.94 0.00 1.30 0.25 0.07 69.43 00:40:01 1 31.23 0.00 1.24 0.01 0.07 67.46 00:40:01 2 32.65 0.00 1.31 0.02 0.07 65.95 00:40:01 3 36.60 0.00 1.47 0.03 0.07 61.83 00:40:01 4 35.11 0.00 1.44 0.06 0.08 63.32 00:40:01 5 31.02 0.00 0.99 0.01 0.06 67.93 00:40:01 6 41.30 0.00 1.58 0.07 0.07 56.98 00:40:01 7 38.17 0.00 1.49 0.16 0.06 60.11 00:50:05 all 14.32 0.00 2.08 0.38 0.05 83.17 00:50:05 0 11.37 0.00 1.40 0.47 0.06 86.71 00:50:05 1 17.83 0.00 2.44 0.17 0.06 79.50 00:50:05 2 19.12 0.00 3.31 0.17 0.04 77.35 00:50:05 3 14.88 0.00 1.31 0.50 0.04 83.27 00:50:05 4 15.94 0.00 2.83 0.23 0.05 80.94 00:50:05 5 11.59 0.00 0.98 0.05 0.04 87.35 00:50:05 6 15.06 0.00 3.10 0.90 0.04 80.89 00:50:05 7 8.81 0.00 1.30 0.54 0.04 89.30 Average: all 24.25 0.00 1.72 0.23 0.06 73.74 Average: 0 20.06 0.00 1.35 0.36 0.06 78.16 Average: 1 24.47 0.00 1.84 0.09 0.06 73.53 Average: 2 25.82 0.00 2.32 0.10 0.06 71.70 Average: 3 25.63 0.00 1.39 0.27 0.06 72.66 Average: 4 25.46 0.00 2.14 0.14 0.06 72.20 Average: 5 21.20 0.00 0.98 0.03 0.05 77.74 Average: 6 28.06 0.00 2.35 0.49 0.06 69.04 Average: 7 23.34 0.00 1.40 0.35 0.05 74.86