---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-36735 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 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 779 18991 4 12321 30845 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:bd:0e:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.0/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84550sec preferred_lft 84550sec inet6 fe80::f816:3eff:febd:e34/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:a3:91:d1:fe:f5 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::34a3:91ff:fed1:fef5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36735) 07/18/26 _x86_64_ (8 CPU) 00:36:22 LINUX RESTART (8 CPU) 00:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:08 27.82 0.27 12.18 15.37 9.42 5237.85 503625.45 01:00:26 55.04 2.12 51.73 1.19 311.25 24010.96 5816.68 Average: 41.58 1.21 32.18 8.20 161.99 14727.41 251989.65 00:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:08 24193628 28591176 3716820 11.31 146164 4462500 3677844 10.85 832424 7375944 256 01:00:26 19683400 31605088 669496 2.04 229264 11606416 1414384 4.17 3106424 9248832 544 Average: 21938514 30098132 2193158 6.67 187714 8034458 2546114 7.51 1969424 8312388 400 00:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:08 lo 5.72 5.72 0.55 0.55 0.00 0.00 0.00 0.00 00:50:08 ens3 69.20 52.70 301.86 13.26 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 01:00:26 lo 226.46 226.46 221.61 221.61 0.00 0.00 0.00 0.00 01:00:26 ens3 76.28 60.19 528.59 103.55 0.00 0.00 0.00 0.00 01:00:26 docker0 8.51 8.21 90.41 1.46 0.00 0.00 0.00 0.00 01:00:26 veth4b8938d 8.51 8.21 90.52 1.46 0.00 0.00 0.00 0.01 Average: lo 117.30 117.30 112.29 112.29 0.00 0.00 0.00 0.00 Average: ens3 72.78 56.49 416.47 58.90 0.00 0.00 0.00 0.00 Average: docker0 4.30 4.15 45.70 0.74 0.00 0.00 0.00 0.00 Average: veth4b8938d 4.30 4.15 45.76 0.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-36735) 07/18/26 _x86_64_ (8 CPU) 00:36:22 LINUX RESTART (8 CPU) 00:40:03 CPU %user %nice %system %iowait %steal %idle 00:50:08 all 38.68 0.00 1.35 0.06 0.07 59.84 00:50:08 0 35.15 0.00 1.25 0.01 0.08 63.51 00:50:08 1 37.17 0.00 1.21 0.00 0.07 61.54 00:50:08 2 41.86 0.00 1.40 0.01 0.07 56.67 00:50:08 3 39.84 0.00 1.40 0.04 0.07 58.65 00:50:08 4 43.82 0.00 1.48 0.12 0.07 54.51 00:50:08 5 37.88 0.00 1.40 0.04 0.07 60.61 00:50:08 6 37.45 0.00 1.29 0.02 0.07 61.17 00:50:08 7 36.33 0.00 1.37 0.20 0.07 62.03 01:00:26 all 16.84 0.00 1.30 0.24 0.06 81.57 01:00:26 0 11.69 0.00 0.88 0.04 0.06 87.34 01:00:26 1 18.26 0.00 1.66 0.12 0.06 79.91 01:00:26 2 22.00 0.00 1.44 0.10 0.06 76.40 01:00:26 3 17.05 0.00 1.23 0.38 0.06 81.29 01:00:26 4 19.12 0.00 1.31 0.25 0.05 79.27 01:00:26 5 18.16 0.00 1.52 0.19 0.06 80.07 01:00:26 6 15.60 0.00 1.08 0.26 0.05 83.01 01:00:26 7 12.87 0.00 1.27 0.57 0.07 85.23 Average: all 27.64 0.00 1.32 0.15 0.06 70.82 Average: 0 23.27 0.00 1.06 0.03 0.07 75.57 Average: 1 27.62 0.00 1.43 0.06 0.06 70.82 Average: 2 31.82 0.00 1.42 0.06 0.06 66.64 Average: 3 28.30 0.00 1.31 0.21 0.06 70.11 Average: 4 31.32 0.00 1.40 0.19 0.06 67.04 Average: 5 27.91 0.00 1.46 0.11 0.07 70.44 Average: 6 26.40 0.00 1.19 0.14 0.06 72.21 Average: 7 24.48 0.00 1.32 0.39 0.07 73.75