---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1826 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 760 18965 4 12367 30864 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:8b:50:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.100/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84516sec preferred_lft 84516sec inet6 fe80::f816:3eff:fe8b:50cc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:9b:90:cf:88:3c 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::ac9b:90ff:fecf:883c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1826) 01/19/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.14 0.46 19.25 0.43 16.98 14636.38 349.03 00:30:01 34.58 1.84 31.72 1.02 308.92 11291.51 4271.80 Average: 27.43 1.15 25.54 0.73 164.26 12948.87 2328.10 00:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20074540 28615752 3675044 11.18 183264 8434312 3618704 10.67 2174076 9990912 36 00:30:01 19611932 31592552 678896 2.07 222480 11690340 1309992 3.86 3327536 9095368 100 Average: 19843236 30104152 2176970 6.62 202872 10062326 2464348 7.27 2750806 9543140 68 00:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2598.56 2598.56 2480.61 2480.61 0.00 0.00 0.00 0.00 00:20:01 ens3 51.92 42.83 317.61 12.03 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 1964.37 1964.37 1865.83 1865.83 0.00 0.00 0.00 0.00 00:30:01 ens3 177.80 193.89 242.41 2698.98 0.00 0.00 0.00 0.00 00:30:01 docker0 94.73 87.15 1358.22 71.65 0.00 0.00 0.00 0.00 Average: lo 2278.60 2278.60 2170.45 2170.45 0.00 0.00 0.00 0.00 Average: ens3 115.43 119.04 279.67 1367.62 0.00 0.00 0.00 0.00 Average: docker0 47.79 43.97 685.24 36.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-1826) 01/19/26 _x86_64_ (8 CPU) 00:00:24 LINUX RESTART (8 CPU) 00:10:11 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.27 0.00 1.62 0.27 0.06 69.78 00:20:01 0 22.22 0.00 1.27 0.01 0.06 76.44 00:20:01 1 26.34 0.00 2.43 0.10 0.06 71.07 00:20:01 2 37.03 0.00 2.85 0.27 0.06 59.78 00:20:01 3 25.21 0.00 1.58 0.90 0.06 72.25 00:20:01 4 30.34 0.00 1.22 0.23 0.06 68.15 00:20:01 5 24.02 0.00 1.28 0.06 0.06 74.58 00:20:01 6 27.04 0.00 1.10 0.18 0.06 71.63 00:20:01 7 33.96 0.00 1.22 0.41 0.07 64.34 00:30:01 all 12.54 0.00 1.38 0.30 0.05 85.74 00:30:01 0 11.55 0.00 0.72 0.53 0.04 87.15 00:30:01 1 14.88 0.00 2.16 0.14 0.05 82.76 00:30:01 2 19.05 0.00 2.42 0.13 0.04 78.36 00:30:01 3 11.65 0.00 0.58 0.10 0.05 87.62 00:30:01 4 16.06 0.00 1.98 0.26 0.05 81.66 00:30:01 5 9.34 0.00 1.31 0.35 0.05 88.95 00:30:01 6 10.89 0.00 1.08 0.36 0.05 87.62 00:30:01 7 6.95 0.00 0.78 0.50 0.04 91.73 Average: all 20.33 0.00 1.50 0.28 0.05 77.84 Average: 0 16.83 0.00 0.99 0.27 0.05 81.85 Average: 1 20.56 0.00 2.30 0.12 0.05 76.97 Average: 2 27.94 0.00 2.63 0.20 0.05 69.18 Average: 3 18.36 0.00 1.07 0.50 0.06 80.01 Average: 4 23.13 0.00 1.60 0.24 0.05 74.97 Average: 5 16.61 0.00 1.29 0.21 0.05 81.84 Average: 6 18.89 0.00 1.09 0.27 0.06 79.70 Average: 7 20.33 0.00 1.00 0.46 0.05 78.15