---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-34016 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: 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 752 19189 4 12149 30871 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:96:35:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84575sec preferred_lft 84575sec inet6 fe80::f816:3eff:fe96:3529/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:8a:6e:89:b4:95 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::ec8a:6eff:fe89:b495/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-34016) 03/05/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 12.58 0.26 11.75 0.58 9.28 5123.25 1407.89 01:00:24 42.03 2.30 38.74 0.99 350.98 24041.75 1908.72 Average: 27.50 1.29 25.42 0.79 182.40 14708.17 1661.63 00:40:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 25368248 29528616 2780572 8.46 143976 4239600 3052060 9.00 814184 6238336 1000 01:00:24 19891564 31641412 633264 1.93 219620 11461528 1404820 4.14 3170264 8992760 72 Average: 22629906 30585014 1706918 5.19 181798 7850564 2228440 6.57 1992224 7615548 536 00:40:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 5.66 5.66 0.55 0.55 0.00 0.00 0.00 0.00 00:50:08 ens3 53.73 43.98 231.64 11.88 0.00 0.00 0.00 0.00 00:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:24 lo 4440.68 4440.68 4242.58 4242.58 0.00 0.00 0.00 0.00 01:00:24 ens3 74.75 64.11 507.78 159.14 0.00 0.00 0.00 0.00 01:00:24 docker0 17.31 15.19 147.22 61.88 0.00 0.00 0.00 0.00 01:00:24 vetha143160 15.12 12.61 147.30 2.57 0.00 0.00 0.00 0.01 Average: lo 2252.63 2252.63 2149.74 2149.74 0.00 0.00 0.00 0.00 Average: ens3 64.38 54.18 371.55 86.49 0.00 0.00 0.00 0.00 Average: docker0 8.77 7.70 74.59 31.35 0.00 0.00 0.00 0.00 Average: vetha143160 7.66 6.39 74.63 1.30 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-34016) 03/05/26 _x86_64_ (8 CPU) 00:36:19 LINUX RESTART (8 CPU) 00:40:09 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 37.94 0.00 1.26 0.03 0.08 60.69 00:50:08 0 34.54 0.00 1.10 0.03 0.08 64.25 00:50:08 1 34.26 0.00 1.32 0.06 0.08 64.28 00:50:08 2 39.67 0.00 1.38 0.01 0.09 58.86 00:50:08 3 36.20 0.00 1.34 0.02 0.08 62.37 00:50:08 4 43.51 0.00 1.45 0.01 0.08 54.95 00:50:08 5 36.95 0.00 1.14 0.02 0.08 61.82 00:50:08 6 34.04 0.00 1.06 0.01 0.07 64.81 00:50:08 7 44.34 0.00 1.27 0.12 0.09 54.18 01:00:24 all 17.52 0.00 2.11 0.19 0.06 80.13 01:00:24 0 11.76 0.00 1.56 0.39 0.06 86.23 01:00:24 1 19.58 0.00 2.71 0.30 0.05 77.36 01:00:24 2 21.21 0.00 3.82 0.18 0.06 74.73 01:00:24 3 18.66 0.00 1.53 0.09 0.05 79.68 01:00:24 4 12.73 0.00 0.94 0.23 0.06 86.04 01:00:24 5 27.70 0.00 3.80 0.13 0.06 68.31 01:00:24 6 14.11 0.00 1.05 0.05 0.06 84.74 01:00:24 7 14.50 0.00 1.50 0.15 0.05 83.80 Average: all 27.60 0.00 1.69 0.11 0.07 70.53 Average: 0 23.00 0.00 1.33 0.21 0.07 75.39 Average: 1 26.83 0.00 2.03 0.18 0.07 70.90 Average: 2 30.35 0.00 2.61 0.09 0.07 66.88 Average: 3 27.31 0.00 1.44 0.05 0.06 71.14 Average: 4 27.92 0.00 1.19 0.12 0.07 70.70 Average: 5 32.28 0.00 2.48 0.08 0.07 65.09 Average: 6 23.94 0.00 1.06 0.03 0.06 74.90 Average: 7 29.23 0.00 1.39 0.14 0.07 69.17