---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2173 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 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 748 19552 4 11791 30876 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:50:df:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.103/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84409sec preferred_lft 84409sec inet6 fe80::f816:3eff:fe50:df02/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:2a:2d:59:d0:99 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::4c2a:2dff:fe59:d099/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2173) 04/12/26 _x86_64_ (8 CPU) 00:23:12 LINUX RESTART (8 CPU) 00:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 7.61 0.05 7.13 0.42 1.99 2378.99 308.18 00:50:07 79.69 2.41 61.05 16.23 363.43 22829.96 490494.16 Average: 43.81 1.24 34.21 8.36 183.50 12649.35 246476.95 00:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 24641592 29091656 3215764 9.79 149220 4510180 3143780 9.27 866364 6851808 64404 00:50:07 20243432 31629784 644580 1.96 232212 11083816 1406840 4.15 3020600 8778900 44 Average: 22442512 30360720 1930172 5.87 190716 7796998 2275310 6.71 1943482 7815354 32224 00:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.81 1.81 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 52.89 42.13 233.67 11.66 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 00:50:07 lo 197.24 197.24 193.59 193.59 0.00 0.00 0.00 0.00 00:50:07 ens3 112.80 95.25 431.92 1209.98 0.00 0.00 0.00 0.00 00:50:07 docker0 58.71 63.50 1198.19 155.90 0.00 0.00 0.00 0.00 00:50:07 vethd9b887e 53.14 56.96 1198.58 6.00 0.00 0.00 0.00 0.10 Average: lo 99.96 99.96 97.31 97.31 0.00 0.00 0.00 0.00 Average: ens3 82.98 68.81 333.23 613.45 0.00 0.00 0.00 0.00 Average: docker0 29.49 31.89 601.72 78.29 0.00 0.00 0.00 0.00 Average: vethd9b887e 26.69 28.60 601.92 3.01 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-2173) 04/12/26 _x86_64_ (8 CPU) 00:23:12 LINUX RESTART (8 CPU) 00:30:02 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 35.61 0.00 1.33 0.03 0.07 62.97 00:40:01 0 36.37 0.00 1.52 0.07 0.07 61.98 00:40:01 1 36.88 0.00 1.39 0.02 0.07 61.64 00:40:01 2 38.24 0.00 1.39 0.01 0.07 60.30 00:40:01 3 43.35 0.00 1.52 0.02 0.07 55.04 00:40:01 4 33.33 0.00 1.21 0.01 0.07 65.39 00:40:01 5 31.47 0.00 1.31 0.08 0.07 67.07 00:40:01 6 33.81 0.00 1.11 0.00 0.06 65.02 00:40:01 7 31.41 0.00 1.19 0.05 0.06 67.29 00:50:07 all 14.88 0.00 1.34 0.30 0.05 83.43 00:50:07 0 12.81 0.00 1.40 0.61 0.05 85.13 00:50:07 1 19.77 0.00 1.81 0.10 0.05 78.27 00:50:07 2 14.46 0.00 1.44 0.13 0.06 83.91 00:50:07 3 16.81 0.00 1.51 0.54 0.06 81.08 00:50:07 4 11.43 0.00 1.04 0.12 0.05 87.37 00:50:07 5 19.16 0.00 1.48 0.45 0.05 78.86 00:50:07 6 10.95 0.00 0.90 0.17 0.04 87.93 00:50:07 7 13.66 0.00 1.11 0.33 0.05 84.85 Average: all 25.19 0.00 1.33 0.17 0.06 73.25 Average: 0 24.53 0.00 1.46 0.34 0.06 73.62 Average: 1 28.28 0.00 1.60 0.06 0.06 70.00 Average: 2 26.30 0.00 1.42 0.07 0.06 72.16 Average: 3 30.02 0.00 1.52 0.28 0.06 68.12 Average: 4 22.32 0.00 1.12 0.06 0.06 76.43 Average: 5 25.29 0.00 1.39 0.26 0.06 73.00 Average: 6 22.32 0.00 1.01 0.09 0.05 76.54 Average: 7 22.48 0.00 1.15 0.19 0.06 76.12