---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17973 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 763 19213 4 12115 30861 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:5d:60:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fe5d:60f0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:0e:1d:fa:9d:38 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::c40e:1dff:fefa:9d38/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17973) 01/03/26 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:10 11.70 0.07 11.21 0.42 3.20 4163.48 83.44 00:50:01 45.13 2.22 41.86 1.05 331.33 21992.85 3083.33 Average: 28.18 1.13 26.32 0.73 164.92 12951.13 1562.01 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:10 22531596 28805328 3494392 10.63 160376 6271664 3567236 10.52 1726160 8062544 1181284 00:50:01 19893980 31610660 663232 2.02 219596 11435360 1407668 4.15 3222168 8919696 192 Average: 21212788 30207994 2078812 6.33 189986 8853512 2487452 7.34 2474164 8491120 590738 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:10 lo 1.73 1.73 0.16 0.16 0.00 0.00 0.00 0.00 00:40:10 ens3 54.44 42.48 229.58 12.20 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 4553.05 4553.05 4347.78 4347.78 0.00 0.00 0.00 0.00 00:50:01 ens3 98.16 80.40 341.99 749.04 0.00 0.00 0.00 0.00 00:50:01 docker0 49.02 52.49 738.74 67.24 0.00 0.00 0.00 0.00 00:50:01 veth02d20d6 46.57 49.71 739.23 5.31 0.00 0.00 0.00 0.06 Average: lo 2244.96 2244.96 2142.99 2142.99 0.00 0.00 0.00 0.00 Average: ens3 75.99 61.17 284.98 375.37 0.00 0.00 0.00 0.00 Average: docker0 24.16 25.87 364.11 33.14 0.00 0.00 0.00 0.00 Average: veth02d20d6 22.95 24.50 364.35 2.62 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17973) 01/03/26 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:10 all 34.51 0.00 1.33 0.35 0.07 63.75 00:40:10 0 37.03 0.00 1.33 0.14 0.07 61.42 00:40:10 1 34.86 0.00 1.45 0.15 0.07 63.48 00:40:10 2 35.99 0.00 1.37 0.05 0.07 62.52 00:40:10 3 40.51 0.00 1.63 1.58 0.07 56.21 00:40:10 4 38.76 0.00 1.17 0.04 0.07 59.96 00:40:10 5 31.55 0.00 1.21 0.01 0.07 67.16 00:40:10 6 27.67 0.00 1.32 0.78 0.06 70.16 00:40:10 7 29.68 0.00 1.15 0.02 0.07 69.08 00:50:01 all 14.02 0.00 1.91 0.41 0.05 83.61 00:50:01 0 15.85 0.00 3.65 0.86 0.05 79.59 00:50:01 1 27.73 0.00 4.52 0.15 0.06 67.54 00:50:01 2 10.51 0.00 1.08 0.32 0.05 88.03 00:50:01 3 14.10 0.00 2.51 0.88 0.04 82.46 00:50:01 4 10.84 0.00 1.03 0.09 0.04 88.01 00:50:01 5 9.25 0.00 0.77 0.32 0.05 89.61 00:50:01 6 12.02 0.00 0.84 0.34 0.04 86.76 00:50:01 7 12.00 0.00 0.91 0.30 0.05 86.75 Average: all 24.42 0.00 1.61 0.38 0.06 73.53 Average: 0 26.62 0.00 2.47 0.50 0.06 70.35 Average: 1 31.37 0.00 2.95 0.15 0.06 65.47 Average: 2 23.41 0.00 1.23 0.18 0.06 75.12 Average: 3 27.51 0.00 2.06 1.24 0.06 69.14 Average: 4 25.00 0.00 1.10 0.06 0.05 73.79 Average: 5 20.56 0.00 0.99 0.17 0.06 78.22 Average: 6 19.95 0.00 1.08 0.57 0.05 78.35 Average: 7 20.96 0.00 1.03 0.16 0.06 77.79