---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2448 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 738 19034 4 12319 30886 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:12:c7:0c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.73/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84503sec preferred_lft 84503sec inet6 fe80::f816:3eff:fe12:c70c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:eb:9a:60:35:18 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::f0eb:9aff:fe60:3518/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-2448) 08/06/26 _x86_64_ (8 CPU) 00:36:45 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:11 13.17 0.26 12.31 0.60 10.69 5416.63 1848.69 01:00:11 26.28 0.48 25.34 0.46 17.20 19989.64 285.97 Average: 19.67 0.37 18.77 0.53 13.92 12642.86 1073.80 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:11 24619500 29019428 3289408 10.01 145760 4465708 3546248 10.46 822012 6963836 10320 01:00:11 16446600 27780940 4499960 13.69 214784 11067460 4942580 14.58 2951864 12701768 838332 Average: 20533050 28400184 3894684 11.85 180272 7766584 4244414 12.52 1886938 9832802 424326 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:11 lo 5.67 5.67 0.54 0.54 0.00 0.00 0.00 0.00 00:50:11 ens3 63.86 52.38 299.54 13.63 0.00 0.00 0.00 0.00 00:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:11 lo 4551.45 4551.45 4348.23 4348.23 0.00 0.00 0.00 0.00 01:00:11 ens3 65.75 56.16 356.82 13.23 0.00 0.00 0.00 0.00 01:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2259.76 2259.76 2156.40 2156.40 0.00 0.00 0.00 0.00 Average: ens3 64.80 54.26 327.94 13.43 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-2448) 08/06/26 _x86_64_ (8 CPU) 00:36:45 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:11 all 39.71 0.00 1.40 0.47 0.20 58.22 00:50:11 0 39.13 0.00 1.48 0.08 0.17 59.14 00:50:11 1 40.22 0.00 1.50 0.11 0.24 57.92 00:50:11 2 39.79 0.00 1.29 0.01 0.22 58.69 00:50:11 3 40.81 0.00 1.63 0.03 0.19 57.34 00:50:11 4 38.46 0.00 1.28 0.12 0.15 59.99 00:50:11 5 41.55 0.00 1.35 1.70 0.19 55.21 00:50:11 6 37.51 0.00 1.27 0.03 0.13 61.07 00:50:11 7 40.18 0.00 1.37 1.66 0.34 56.45 01:00:11 all 19.78 0.00 2.11 0.23 0.07 77.82 01:00:11 0 26.25 0.00 3.79 0.30 0.08 69.58 01:00:11 1 17.24 0.00 3.74 0.80 0.06 78.16 01:00:11 2 21.66 0.00 1.52 0.10 0.07 76.66 01:00:11 3 17.30 0.00 1.70 0.15 0.06 80.80 01:00:11 4 22.24 0.00 1.74 0.04 0.07 75.92 01:00:11 5 13.95 0.00 1.09 0.25 0.07 84.64 01:00:11 6 21.45 0.00 1.42 0.16 0.07 76.89 01:00:11 7 18.12 0.00 1.91 0.02 0.06 79.89 Average: all 29.84 0.00 1.75 0.35 0.14 67.93 Average: 0 32.76 0.00 2.62 0.19 0.13 64.30 Average: 1 28.86 0.00 2.61 0.45 0.15 67.93 Average: 2 30.81 0.00 1.40 0.05 0.14 67.59 Average: 3 29.17 0.00 1.66 0.09 0.13 68.95 Average: 4 30.42 0.00 1.51 0.08 0.11 67.88 Average: 5 27.87 0.00 1.22 0.98 0.13 69.79 Average: 6 29.55 0.00 1.34 0.10 0.10 68.91 Average: 7 29.26 0.00 1.64 0.84 0.20 68.06