---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1566 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 894 19871 4 11326 30730 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:70:7a:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.132/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84515sec preferred_lft 84515sec inet6 fe80::f816:3eff:fe70:7a4d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:db:e3:81:b1:57 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 ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1566) 07/21/26 _x86_64_ (8 CPU) 09:31:24 LINUX RESTART (8 CPU) 09:40:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:00 16.21 0.58 14.58 1.05 13.14 4250.01 708.97 10:00:01 10.61 0.04 9.39 1.18 5.66 2973.25 3404.03 Average: 13.38 0.31 11.95 1.12 9.36 3604.24 2072.09 09:40:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:00 16469712 25341512 6903284 21.01 474024 7923736 14178788 41.81 1495796 13669592 5764 10:00:01 17642360 27333440 4909488 14.94 479720 8710360 8641328 25.48 1579884 12392980 2764 Average: 17056036 26337476 5906386 17.97 476872 8317048 11410058 33.65 1537840 13031286 4264 09:40:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:00 lo 5.82 5.82 1.78 1.78 0.00 0.00 0.00 0.00 09:50:00 ens3 223.98 122.64 284.24 59.42 0.00 0.00 0.00 0.00 09:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 2.48 2.48 0.28 0.28 0.00 0.00 0.00 0.00 10:00:01 ens3 116.15 53.04 100.97 28.77 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.13 4.13 1.02 1.02 0.00 0.00 0.00 0.00 Average: ens3 169.44 87.44 191.55 43.92 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-1566) 07/21/26 _x86_64_ (8 CPU) 09:31:24 LINUX RESTART (8 CPU) 09:40:13 CPU %user %nice %system %iowait %steal %idle 09:50:00 all 81.79 0.00 2.63 0.06 0.17 15.34 09:50:00 0 80.88 0.00 2.68 0.02 0.17 16.25 09:50:00 1 84.84 0.00 2.59 0.03 0.18 12.36 09:50:00 2 81.83 0.00 2.62 0.05 0.17 15.33 09:50:00 3 83.72 0.00 2.74 0.15 0.18 13.22 09:50:00 4 81.20 0.00 2.60 0.03 0.17 16.00 09:50:00 5 81.42 0.00 2.61 0.06 0.17 15.73 09:50:00 6 80.49 0.00 2.65 0.08 0.17 16.60 09:50:00 7 79.93 0.00 2.56 0.09 0.17 17.25 10:00:01 all 96.84 0.00 2.95 0.00 0.18 0.03 10:00:01 0 96.86 0.00 2.95 0.00 0.17 0.02 10:00:01 1 96.83 0.00 2.96 0.00 0.17 0.04 10:00:01 2 96.73 0.00 3.05 0.00 0.18 0.04 10:00:01 3 96.78 0.00 3.00 0.00 0.18 0.04 10:00:01 4 96.99 0.00 2.81 0.00 0.18 0.03 10:00:01 5 96.89 0.00 2.89 0.00 0.18 0.03 10:00:01 6 97.03 0.00 2.75 0.00 0.18 0.03 10:00:01 7 96.60 0.00 3.18 0.00 0.18 0.04 Average: all 89.41 0.00 2.79 0.03 0.18 7.60 Average: 0 88.96 0.00 2.82 0.01 0.17 8.04 Average: 1 90.91 0.00 2.78 0.01 0.18 6.13 Average: 2 89.37 0.00 2.84 0.03 0.18 7.59 Average: 3 90.33 0.00 2.87 0.07 0.18 6.55 Average: 4 89.19 0.00 2.71 0.02 0.18 7.92 Average: 5 89.25 0.00 2.75 0.03 0.18 7.79 Average: 6 88.86 0.00 2.70 0.04 0.18 8.22 Average: 7 88.37 0.00 2.87 0.05 0.18 8.54