---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-30295 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 766 19372 4 11952 30857 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:67:71:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe67:712f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:84:69:ec:fa:7d 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::7884:69ff:feec:fa7d/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-30295) 06/25/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 11.70 0.06 11.22 0.42 1.93 5036.80 1710.77 00:50:22 45.45 2.13 42.28 1.03 309.59 18998.33 2048.31 Average: 28.98 1.12 27.13 0.73 159.45 12184.92 1883.59 00:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21325584 28527208 3769740 11.47 171232 7148028 4085636 12.05 1924820 9031320 1601828 00:50:22 20136096 31688796 585596 1.78 229300 11250932 1410336 4.16 3086628 8831240 236 Average: 20730840 30108002 2177668 6.63 200266 9199480 2747986 8.10 2505724 8931280 801032 00:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.56 1.56 0.14 0.14 0.00 0.00 0.00 0.00 00:40:01 ens3 63.37 53.37 239.22 13.73 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 00:50:22 lo 143.77 143.77 143.09 143.09 0.00 0.00 0.00 0.00 00:50:22 ens3 121.88 107.79 329.82 1311.12 0.00 0.00 0.00 0.00 00:50:22 docker0 78.90 75.97 1302.19 10.14 0.00 0.00 0.00 0.00 00:50:22 veth0160cad 78.90 75.98 1303.26 10.14 0.00 0.00 0.00 0.11 Average: lo 74.37 74.37 73.33 73.33 0.00 0.00 0.00 0.00 Average: ens3 93.33 81.23 285.61 677.98 0.00 0.00 0.00 0.00 Average: docker0 40.40 38.90 666.70 5.19 0.00 0.00 0.00 0.00 Average: veth0160cad 40.40 38.90 667.25 5.19 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-30295) 06/25/26 _x86_64_ (8 CPU) 00:23:20 LINUX RESTART (8 CPU) 00:30:10 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.60 0.00 1.33 0.05 0.07 64.95 00:40:01 0 28.24 0.00 1.23 0.01 0.07 70.45 00:40:01 1 33.79 0.00 1.39 0.01 0.07 64.74 00:40:01 2 34.51 0.00 1.48 0.08 0.08 63.85 00:40:01 3 38.08 0.00 1.58 0.04 0.08 60.22 00:40:01 4 34.67 0.00 1.38 0.12 0.07 63.76 00:40:01 5 31.41 0.00 1.37 0.04 0.07 67.11 00:40:01 6 31.16 0.00 1.07 0.13 0.06 67.58 00:40:01 7 36.91 0.00 1.16 0.00 0.07 61.86 00:50:22 all 12.10 0.00 1.13 0.35 0.04 86.38 00:50:22 0 14.65 0.00 1.79 0.40 0.05 83.11 00:50:22 1 17.26 0.00 1.78 0.77 0.05 80.14 00:50:22 2 12.29 0.00 1.01 0.37 0.05 86.28 00:50:22 3 17.08 0.00 1.70 0.31 0.05 80.86 00:50:22 4 10.33 0.00 0.92 0.24 0.03 88.47 00:50:22 5 8.30 0.00 0.55 0.03 0.04 91.07 00:50:22 6 7.97 0.00 0.69 0.60 0.03 90.71 00:50:22 7 8.91 0.00 0.56 0.11 0.04 90.38 Average: all 22.58 0.00 1.23 0.21 0.06 75.92 Average: 0 21.27 0.00 1.52 0.21 0.06 76.94 Average: 1 25.32 0.00 1.59 0.40 0.06 72.63 Average: 2 23.13 0.00 1.24 0.23 0.06 75.34 Average: 3 27.33 0.00 1.64 0.18 0.06 70.79 Average: 4 22.20 0.00 1.15 0.18 0.05 76.42 Average: 5 19.58 0.00 0.95 0.04 0.05 79.38 Average: 6 19.28 0.00 0.87 0.37 0.05 79.43 Average: 7 22.57 0.00 0.85 0.06 0.06 76.47