---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-45351 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 737 19269 4 12085 30885 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:74:7b:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.182/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84489sec preferred_lft 84489sec inet6 fe80::f816:3eff:fe74:7b59/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ce:81:82:1d:3e:42 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::cc81:82ff:fe1d:3e42/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45351) 08/30/26 _x86_64_ (8 CPU) 00:35:49 LINUX RESTART (8 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:20 28.96 0.41 13.36 15.19 34.37 5989.05 500192.30 01:00:42 41.83 2.15 38.59 1.09 312.99 22308.73 2903.76 Average: 35.40 1.28 25.99 8.13 173.86 14159.01 251239.61 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:20 24708952 29425364 2878536 8.76 152444 4767816 3127176 9.22 870408 6813492 16528 01:00:42 19918368 31646264 627164 1.91 231512 11418696 1450292 4.28 2949764 9166572 20 Average: 22313660 30535814 1752850 5.33 191978 8093256 2288734 6.75 1910086 7990032 8274 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:20 lo 5.62 5.62 0.54 0.54 0.00 0.00 0.00 0.00 00:50:20 ens3 78.77 56.60 546.34 13.62 0.00 0.00 0.00 0.00 00:50:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:42 lo 237.27 237.27 231.81 231.81 0.00 0.00 0.00 0.00 01:00:42 ens3 74.66 69.07 393.22 428.92 0.00 0.00 0.00 0.00 01:00:42 docker0 26.51 22.35 416.62 3.38 0.00 0.00 0.00 0.00 01:00:42 vethf61b54f 26.51 22.35 416.98 3.38 0.00 0.00 0.00 0.03 Average: lo 121.59 121.59 116.32 116.32 0.00 0.00 0.00 0.00 Average: ens3 76.71 62.84 469.68 221.53 0.00 0.00 0.00 0.00 Average: docker0 13.27 11.19 208.57 1.69 0.00 0.00 0.00 0.00 Average: vethf61b54f 13.27 11.19 208.75 1.69 0.00 0.00 0.00 0.02 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-45351) 08/30/26 _x86_64_ (8 CPU) 00:35:49 LINUX RESTART (8 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:20 all 38.85 0.00 1.62 0.08 0.01 59.44 00:50:20 0 33.87 0.00 1.73 0.10 0.01 64.29 00:50:20 1 36.57 0.00 1.66 0.01 0.01 61.75 00:50:20 2 40.40 0.00 1.86 0.21 0.02 57.51 00:50:20 3 39.40 0.00 1.35 0.04 0.01 59.19 00:50:20 4 46.50 0.00 1.89 0.03 0.02 51.55 00:50:20 5 39.05 0.00 1.37 0.06 0.01 59.51 00:50:20 6 37.97 0.00 1.63 0.08 0.01 60.31 00:50:20 7 37.01 0.00 1.49 0.10 0.01 61.38 01:00:42 all 16.16 0.00 1.40 0.23 0.01 82.21 01:00:42 0 14.29 0.00 1.50 0.20 0.01 84.00 01:00:42 1 13.12 0.00 1.38 0.26 0.01 85.23 01:00:42 2 16.16 0.00 1.88 0.21 0.01 81.74 01:00:42 3 21.23 0.00 1.72 0.32 0.01 76.72 01:00:42 4 15.31 0.00 1.25 0.14 0.01 83.29 01:00:42 5 18.21 0.00 1.18 0.36 0.01 80.25 01:00:42 6 15.64 0.00 1.01 0.18 0.01 83.16 01:00:42 7 15.30 0.00 1.29 0.14 0.01 83.26 Average: all 27.49 0.00 1.51 0.15 0.01 70.84 Average: 0 24.07 0.00 1.61 0.15 0.01 74.16 Average: 1 24.83 0.00 1.52 0.13 0.01 73.51 Average: 2 28.27 0.00 1.87 0.21 0.01 69.64 Average: 3 30.31 0.00 1.54 0.18 0.01 67.96 Average: 4 30.86 0.00 1.57 0.09 0.01 67.47 Average: 5 28.62 0.00 1.27 0.21 0.01 69.89 Average: 6 26.80 0.00 1.32 0.13 0.01 71.74 Average: 7 26.15 0.00 1.39 0.12 0.01 72.33