---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3309 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 770 18775 4 12546 30854 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:1f:a0:01 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.245/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84557sec preferred_lft 84557sec inet6 fe80::f816:3eff:fe1f:a001/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:7c:7f:2a:7b:04 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::447c:7fff:fe2a:7b04/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3309) 08/08/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:12 17.61 0.50 16.15 0.96 41.97 6551.93 23700.39 01:00:09 46.31 1.94 28.40 15.97 281.59 22988.69 493027.22 Average: 31.80 1.21 22.21 8.38 160.45 14679.18 255761.70 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:12 24201232 28818780 3487848 10.61 151048 4672124 3672884 10.83 843884 7348872 24 01:00:09 20051016 31708028 570716 1.74 222100 11376392 1382340 4.08 3025984 9022904 46164 Average: 22126124 30263404 2029282 6.18 186574 8024258 2527612 7.45 1934934 8185888 23094 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:12 lo 5.65 5.65 0.54 0.54 0.00 0.00 0.00 0.00 00:50:12 ens3 84.05 63.07 619.42 14.09 0.00 0.00 0.00 0.00 00:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:09 lo 250.32 250.32 243.86 243.86 0.00 0.00 0.00 0.00 01:00:09 ens3 66.11 56.91 364.12 14.15 0.00 0.00 0.00 0.00 01:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 126.63 126.63 120.85 120.85 0.00 0.00 0.00 0.00 Average: ens3 75.18 60.03 493.19 14.12 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-3309) 08/08/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:12 all 38.35 0.00 1.46 0.06 0.08 60.05 00:50:12 0 33.11 0.00 1.51 0.05 0.08 65.25 00:50:12 1 39.87 0.00 1.49 0.04 0.08 58.52 00:50:12 2 37.49 0.00 1.62 0.08 0.08 60.72 00:50:12 3 39.53 0.00 1.27 0.02 0.08 59.09 00:50:12 4 38.93 0.00 1.56 0.07 0.08 59.36 00:50:12 5 39.97 0.00 1.49 0.06 0.08 58.40 00:50:12 6 36.46 0.00 1.29 0.13 0.08 62.04 00:50:12 7 41.43 0.00 1.43 0.05 0.08 57.01 01:00:09 all 19.56 0.00 1.24 0.18 0.06 78.96 01:00:09 0 17.51 0.00 1.17 0.03 0.05 81.23 01:00:09 1 20.44 0.00 1.04 0.20 0.06 78.26 01:00:09 2 25.24 0.00 1.61 0.18 0.07 72.90 01:00:09 3 23.72 0.00 1.27 0.20 0.06 74.75 01:00:09 4 18.80 0.00 1.58 0.27 0.06 79.29 01:00:09 5 16.81 0.00 1.04 0.04 0.07 82.04 01:00:09 6 17.82 0.00 1.20 0.33 0.07 80.57 01:00:09 7 16.11 0.00 1.02 0.22 0.06 82.60 Average: all 29.06 0.00 1.35 0.12 0.07 69.40 Average: 0 25.40 0.00 1.34 0.04 0.07 73.15 Average: 1 30.26 0.00 1.27 0.12 0.07 68.28 Average: 2 31.44 0.00 1.62 0.13 0.07 66.74 Average: 3 31.71 0.00 1.27 0.11 0.07 66.84 Average: 4 28.98 0.00 1.57 0.17 0.07 69.21 Average: 5 28.52 0.00 1.27 0.05 0.07 70.09 Average: 6 27.24 0.00 1.25 0.23 0.07 71.20 Average: 7 28.90 0.00 1.23 0.13 0.07 69.67