---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25967 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 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 762 18892 4 12437 30862 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:3b:d9:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:fe3b:d974/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:0b:c5:46:84:9d 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::e40b:c5ff:fe46:849d/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-25967) 06/09/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:09 26.79 0.26 11.29 15.25 9.22 5230.39 506559.96 01:00:07 56.57 2.02 53.45 1.10 290.50 24716.40 2360.36 Average: 41.61 1.14 32.27 8.20 149.22 14929.25 255602.53 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:09 23952252 28337488 3970564 12.08 145928 4451600 3989048 11.76 833056 7620784 68 01:00:07 19798036 31666916 606584 1.85 230332 11551632 1383336 4.08 3108844 9116080 6928 Average: 21875144 30002202 2288574 6.96 188130 8001616 2686192 7.92 1970950 8368432 3498 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:09 lo 5.59 5.59 0.54 0.54 0.00 0.00 0.00 0.00 00:50:09 ens3 57.18 44.69 210.93 12.72 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:07 lo 243.70 243.70 238.37 238.37 0.00 0.00 0.00 0.00 01:00:07 ens3 79.24 63.74 641.80 14.74 0.00 0.00 0.00 0.00 01:00:07 docker0 5.77 6.74 0.35 151.82 0.00 0.00 0.00 0.00 01:00:07 vethbe6b551 2.37 2.60 0.17 61.14 0.00 0.00 0.00 0.01 Average: lo 124.11 124.11 118.91 118.91 0.00 0.00 0.00 0.00 Average: ens3 68.16 54.17 425.38 13.72 0.00 0.00 0.00 0.00 Average: docker0 2.87 3.35 0.18 75.57 0.00 0.00 0.00 0.00 Average: vethbe6b551 1.18 1.30 0.09 30.43 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-25967) 06/09/26 _x86_64_ (8 CPU) 00:36:21 LINUX RESTART (8 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:09 all 38.00 0.00 1.26 0.11 0.08 60.55 00:50:09 0 30.75 0.00 1.08 0.06 0.08 68.03 00:50:09 1 35.43 0.00 1.28 0.23 0.08 62.98 00:50:09 2 42.58 0.00 1.29 0.05 0.09 55.99 00:50:09 3 38.71 0.00 1.26 0.10 0.08 59.85 00:50:09 4 37.51 0.00 1.14 0.05 0.09 61.22 00:50:09 5 41.75 0.00 1.36 0.12 0.09 56.69 00:50:09 6 36.03 0.00 1.19 0.05 0.09 62.64 00:50:09 7 41.24 0.00 1.47 0.21 0.08 57.00 01:00:07 all 16.47 0.00 1.31 0.24 0.06 81.92 01:00:07 0 12.55 0.00 1.12 0.19 0.06 86.07 01:00:07 1 15.11 0.00 1.33 0.04 0.05 83.47 01:00:07 2 18.18 0.00 1.21 0.03 0.06 80.52 01:00:07 3 24.83 0.00 1.95 0.13 0.06 73.02 01:00:07 4 14.78 0.00 1.15 0.28 0.05 83.74 01:00:07 5 15.91 0.00 1.07 0.52 0.06 82.45 01:00:07 6 12.77 0.00 1.24 0.20 0.06 85.73 01:00:07 7 17.63 0.00 1.42 0.55 0.06 80.34 Average: all 27.29 0.00 1.28 0.18 0.07 71.18 Average: 0 21.70 0.00 1.10 0.13 0.07 77.01 Average: 1 25.33 0.00 1.31 0.13 0.07 73.17 Average: 2 30.44 0.00 1.25 0.04 0.08 68.20 Average: 3 31.81 0.00 1.60 0.11 0.07 66.41 Average: 4 26.19 0.00 1.14 0.16 0.07 72.43 Average: 5 28.90 0.00 1.21 0.32 0.07 69.50 Average: 6 24.46 0.00 1.21 0.13 0.07 74.13 Average: 7 29.49 0.00 1.44 0.38 0.07 68.61