---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3276 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: 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 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 740 19582 4 11768 30883 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:a6:78:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84566sec preferred_lft 84566sec inet6 fe80::f816:3eff:fea6:7817/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:7b:cc:33:11:43 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::d07b:ccff:fe33:1143/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3276) 08/08/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:01 14.37 0.25 13.70 0.42 9.22 6508.08 89.37 00:50:14 37.16 2.01 33.85 1.29 308.50 17916.80 3666.83 Average: 25.92 1.14 23.92 0.86 160.91 12290.79 1902.67 00:30:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:01 21474480 28490352 3808480 11.59 168656 6966824 4061176 11.98 1786980 9034424 1082472 00:50:14 20243804 31610140 666188 2.03 227520 11069036 1296388 3.82 2952708 8866884 3652 Average: 20859142 30050246 2237334 6.81 198088 9017930 2678782 7.90 2369844 8950654 543062 00:30:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:01 lo 1.82 1.82 0.17 0.17 0.00 0.00 0.00 0.00 00:40:01 ens3 69.79 54.49 238.50 14.53 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 00:50:14 lo 198.09 198.09 194.24 194.24 0.00 0.00 0.00 0.00 00:50:14 ens3 121.35 108.42 335.00 1328.48 0.00 0.00 0.00 0.00 00:50:14 docker0 79.30 79.12 1318.50 10.42 0.00 0.00 0.00 0.00 Average: lo 101.30 101.30 98.54 98.54 0.00 0.00 0.00 0.00 Average: ens3 95.93 81.82 287.41 680.53 0.00 0.00 0.00 0.00 Average: docker0 40.19 40.11 668.31 5.28 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3276) 08/08/26 _x86_64_ (8 CPU) 00:23:15 LINUX RESTART (8 CPU) 00:30:04 CPU %user %nice %system %iowait %steal %idle 00:40:01 all 33.33 0.00 1.38 0.06 0.08 65.15 00:40:01 0 25.78 0.00 1.28 0.02 0.08 72.84 00:40:01 1 39.70 0.00 1.38 0.05 0.10 58.77 00:40:01 2 29.09 0.00 1.29 0.05 0.09 69.48 00:40:01 3 31.27 0.00 1.27 0.03 0.08 67.35 00:40:01 4 42.63 0.00 1.64 0.06 0.09 55.57 00:40:01 5 33.87 0.00 1.36 0.01 0.08 64.68 00:40:01 6 29.28 0.00 1.18 0.19 0.07 69.28 00:40:01 7 35.05 0.00 1.65 0.07 0.08 63.16 00:50:14 all 12.43 0.00 1.18 0.19 0.05 86.14 00:50:14 0 18.02 0.00 1.94 0.08 0.05 79.91 00:50:14 1 11.35 0.00 1.25 0.14 0.05 87.22 00:50:14 2 11.20 0.00 1.30 0.17 0.05 87.28 00:50:14 3 11.87 0.00 1.13 0.32 0.05 86.63 00:50:14 4 9.49 0.00 1.10 0.46 0.06 88.89 00:50:14 5 11.42 0.00 0.96 0.06 0.04 87.52 00:50:14 6 11.92 0.00 0.85 0.22 0.05 86.97 00:50:14 7 14.19 0.00 0.92 0.10 0.06 84.73 Average: all 22.74 0.00 1.28 0.13 0.07 75.79 Average: 0 21.85 0.00 1.61 0.05 0.07 76.42 Average: 1 25.33 0.00 1.32 0.09 0.07 73.19 Average: 2 20.00 0.00 1.29 0.11 0.07 78.52 Average: 3 21.45 0.00 1.20 0.18 0.06 77.12 Average: 4 25.84 0.00 1.37 0.26 0.07 72.46 Average: 5 22.49 0.00 1.16 0.03 0.06 76.26 Average: 6 20.49 0.00 1.01 0.20 0.06 78.23 Average: 7 24.48 0.00 1.28 0.08 0.07 74.09