---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4646 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 754 20045 4 11292 30870 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:0d:fe:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.237/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84412sec preferred_lft 84412sec inet6 fe80::f816:3eff:fe0d:fee5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:56:20:34:0c:53 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::9c56:20ff:fe34:c53/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4646) 05/29/26 _x86_64_ (8 CPU) 05:26:15 LINUX RESTART (8 CPU) 05:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:01 19.96 1.24 4.28 14.44 624.61 673.38 532104.52 05:50:23 16.57 1.25 14.66 0.66 97.03 1126.30 304.19 Average: 18.23 1.25 9.57 7.41 355.51 904.40 260849.46 05:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:01 29738440 31761904 612476 1.86 68336 2284224 1547520 4.56 398876 2417236 4 05:50:23 28997204 31568824 771076 2.35 104520 2766184 1568244 4.62 464392 3037036 244884 Average: 29367822 31665364 691776 2.11 86428 2525204 1557882 4.59 431634 2727136 122444 05:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:01 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 05:40:01 ens3 8.88 4.20 189.05 0.54 0.00 0.00 0.00 0.00 05:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:23 lo 0.23 0.23 0.02 0.02 0.00 0.00 0.00 0.00 05:50:23 ens3 26.32 17.30 185.37 4.63 0.00 0.00 0.00 0.00 05:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.19 0.19 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 17.78 10.88 187.17 2.63 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-4646) 05/29/26 _x86_64_ (8 CPU) 05:26:15 LINUX RESTART (8 CPU) 05:30:03 CPU %user %nice %system %iowait %steal %idle 05:40:01 all 0.22 0.00 0.08 2.18 0.01 97.51 05:40:01 0 0.20 0.01 0.09 7.95 0.01 91.74 05:40:01 1 0.13 0.00 0.09 0.06 0.01 99.71 05:40:01 2 0.47 0.00 0.07 6.50 0.01 92.95 05:40:01 3 0.14 0.00 0.10 0.11 0.01 99.65 05:40:01 4 0.19 0.00 0.07 0.14 0.01 99.59 05:40:01 5 0.14 0.00 0.06 0.05 0.01 99.74 05:40:01 6 0.28 0.00 0.08 0.09 0.00 99.55 05:40:01 7 0.19 0.00 0.06 2.58 0.01 97.16 05:50:23 all 1.06 0.00 0.12 0.63 0.01 98.18 05:50:23 0 0.39 0.00 0.07 0.33 0.01 99.21 05:50:23 1 0.53 0.00 0.12 1.18 0.01 98.16 05:50:23 2 1.40 0.00 0.10 0.30 0.01 98.19 05:50:23 3 1.57 0.00 0.19 0.46 0.01 97.78 05:50:23 4 0.40 0.00 0.06 1.28 0.01 98.26 05:50:23 5 2.53 0.00 0.24 1.07 0.01 96.15 05:50:23 6 0.91 0.00 0.09 0.22 0.01 98.78 05:50:23 7 0.79 0.00 0.10 0.22 0.01 98.88 Average: all 0.65 0.00 0.10 1.39 0.01 97.85 Average: 0 0.30 0.01 0.08 4.06 0.01 95.55 Average: 1 0.33 0.00 0.11 0.63 0.01 98.92 Average: 2 0.94 0.00 0.09 3.34 0.01 95.62 Average: 3 0.87 0.00 0.14 0.29 0.01 98.70 Average: 4 0.30 0.00 0.06 0.72 0.01 98.91 Average: 5 1.36 0.00 0.16 0.57 0.01 97.91 Average: 6 0.60 0.00 0.09 0.15 0.00 99.15 Average: 7 0.50 0.00 0.08 1.37 0.01 98.04