---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-38203 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 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 772 18985 4 12334 30852 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:bc:40:4b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84523sec preferred_lft 84523sec inet6 fe80::f816:3eff:febc:404b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:bb:fc:9b:ce:9b 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::b4bb:fcff:fe9b:ce9b/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-38203) 08/17/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:21 13.11 0.26 12.23 0.62 10.76 5358.21 576.95 01:00:00 33.83 2.04 30.76 1.03 292.45 24082.47 586.65 Average: 23.12 1.12 21.18 0.82 146.85 14404.50 581.64 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:21 24348024 28757292 3551192 10.81 145660 4474764 3670880 10.83 822388 7219404 340 01:00:00 19836764 31628084 650732 1.98 223192 11493544 1446080 4.26 3001284 9194600 263736 Average: 22092394 30192688 2100962 6.39 184426 7984154 2558480 7.54 1911836 8207002 132038 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:21 lo 5.51 5.51 0.53 0.53 0.00 0.00 0.00 0.00 00:50:21 ens3 68.65 52.47 296.00 13.39 0.00 0.00 0.00 0.00 00:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 232.88 232.88 228.11 228.11 0.00 0.00 0.00 0.00 01:00:00 ens3 78.44 61.57 562.37 14.93 0.00 0.00 0.00 0.00 01:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 115.36 115.36 110.48 110.48 0.00 0.00 0.00 0.00 Average: ens3 73.38 56.87 424.69 14.13 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 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-38203) 08/17/26 _x86_64_ (8 CPU) 00:36:44 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:21 all 37.24 0.00 1.34 0.04 0.08 61.31 00:50:21 0 34.00 0.00 1.35 0.03 0.08 64.55 00:50:21 1 40.42 0.00 1.32 0.06 0.08 58.12 00:50:21 2 42.32 0.00 1.44 0.03 0.08 56.13 00:50:21 3 37.27 0.00 1.38 0.03 0.09 61.23 00:50:21 4 34.59 0.00 1.31 0.06 0.07 63.96 00:50:21 5 37.45 0.00 1.42 0.04 0.08 61.01 00:50:21 6 36.15 0.00 1.23 0.02 0.08 62.52 00:50:21 7 35.68 0.00 1.25 0.07 0.08 62.92 01:00:00 all 19.51 0.00 1.32 0.24 0.06 78.87 01:00:00 0 17.50 0.00 1.28 0.31 0.06 80.86 01:00:00 1 20.65 0.00 1.55 0.49 0.06 77.25 01:00:00 2 21.29 0.00 1.34 0.22 0.05 77.10 01:00:00 3 20.57 0.00 1.30 0.03 0.06 78.04 01:00:00 4 19.39 0.00 1.25 0.40 0.06 78.91 01:00:00 5 18.71 0.00 1.25 0.19 0.06 79.79 01:00:00 6 17.98 0.00 1.32 0.15 0.05 80.49 01:00:00 7 20.00 0.00 1.28 0.10 0.05 78.56 Average: all 28.67 0.00 1.33 0.14 0.07 69.79 Average: 0 26.03 0.00 1.31 0.16 0.07 72.43 Average: 1 30.87 0.00 1.43 0.27 0.07 67.36 Average: 2 32.16 0.00 1.39 0.12 0.07 66.26 Average: 3 29.20 0.00 1.34 0.03 0.07 69.35 Average: 4 27.24 0.00 1.28 0.22 0.07 71.18 Average: 5 28.39 0.00 1.34 0.11 0.07 70.09 Average: 6 27.37 0.00 1.28 0.08 0.07 71.20 Average: 7 28.12 0.00 1.27 0.08 0.07 70.47