---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-40216 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 758 18995 4 12338 30866 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:fe:97:08 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fefe:9708/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:de:0c:17:92:a6 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::94de:cff:fe17:92a6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-40216) 08/23/26 _x86_64_ (8 CPU) 00:29:46 LINUX RESTART (8 CPU) 00:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:00 83.26 11.86 54.98 16.42 1618.53 19879.33 509897.53 00:50:00 24.03 0.50 22.98 0.55 17.52 15600.40 1361.79 01:00:00 41.25 1.92 38.26 1.07 314.99 10150.20 11170.76 Average: 49.52 4.76 38.75 6.02 650.65 15211.45 174249.65 00:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:00 24401392 28620772 3689204 11.23 140244 4306136 3802208 11.21 784388 7237988 40740 00:50:00 18750384 27631948 4657668 14.17 190496 8740988 4659516 13.74 2129612 11316260 296 01:00:00 18808628 30840396 1431756 4.36 229532 11710628 2438544 7.19 3129272 10099956 77064 Average: 20653468 29031039 3259543 9.92 186757 8252584 3633423 10.71 2014424 9551401 39367 00:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:00 lo 5.63 5.63 0.54 0.54 0.00 0.00 0.00 0.00 00:40:00 ens3 157.32 122.83 1252.00 24.67 0.00 0.00 0.00 0.00 00:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:00 lo 242.75 242.75 237.07 237.07 0.00 0.00 0.00 0.00 00:50:00 ens3 65.97 53.19 339.17 13.44 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:00 lo 15.85 15.85 1.77 1.77 0.00 0.00 0.00 0.00 01:00:00 ens3 181.42 193.89 372.69 2844.23 0.00 0.00 0.00 0.00 01:00:00 docker0 84.24 74.62 1420.60 10.20 0.00 0.00 0.00 0.00 Average: lo 88.05 88.05 79.77 79.77 0.00 0.00 0.00 0.00 Average: ens3 134.91 123.30 654.81 960.49 0.00 0.00 0.00 0.00 Average: docker0 28.07 24.87 473.38 3.40 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-40216) 08/23/26 _x86_64_ (8 CPU) 00:29:46 LINUX RESTART (8 CPU) 00:30:00 CPU %user %nice %system %iowait %steal %idle 00:40:00 all 33.83 0.00 1.77 0.27 0.07 64.06 00:40:00 0 33.36 0.00 1.73 0.35 0.07 64.49 00:40:00 1 33.28 0.00 1.65 0.09 0.07 64.91 00:40:00 2 34.21 0.00 1.86 0.14 0.07 63.72 00:40:00 3 33.43 0.00 1.80 0.20 0.07 64.50 00:40:00 4 35.61 0.00 1.70 0.44 0.07 62.17 00:40:00 5 31.78 0.00 1.68 0.49 0.07 65.98 00:40:00 6 35.72 0.00 1.83 0.19 0.07 62.19 00:40:00 7 33.30 0.00 1.89 0.25 0.07 64.50 00:50:00 all 27.32 0.00 1.34 0.13 0.07 71.14 00:50:00 0 27.63 0.00 1.47 0.12 0.07 70.70 00:50:00 1 24.61 0.00 1.65 0.03 0.07 73.65 00:50:00 2 26.21 0.00 1.11 0.05 0.07 72.57 00:50:00 3 31.59 0.00 1.40 0.02 0.07 66.92 00:50:00 4 26.16 0.00 1.18 0.03 0.07 72.55 00:50:00 5 25.58 0.00 1.21 0.12 0.07 73.02 00:50:00 6 29.12 0.00 1.27 0.25 0.07 69.29 00:50:00 7 27.67 0.00 1.40 0.44 0.07 70.42 01:00:00 all 11.81 0.00 1.10 0.16 0.04 86.89 01:00:00 0 6.64 0.00 0.79 0.42 0.04 92.11 01:00:00 1 5.42 0.00 0.56 0.03 0.04 93.95 01:00:00 2 14.06 0.00 2.06 0.19 0.05 83.65 01:00:00 3 12.43 0.00 1.83 0.07 0.04 85.63 01:00:00 4 20.29 0.00 0.88 0.08 0.05 78.70 01:00:00 5 14.60 0.00 1.15 0.07 0.05 84.13 01:00:00 6 13.72 0.00 0.71 0.05 0.04 85.48 01:00:00 7 7.31 0.00 0.79 0.33 0.04 91.52 Average: all 24.32 0.00 1.40 0.19 0.06 74.03 Average: 0 22.55 0.00 1.33 0.30 0.06 75.76 Average: 1 21.12 0.00 1.29 0.05 0.06 77.48 Average: 2 24.82 0.00 1.67 0.13 0.06 73.32 Average: 3 25.82 0.00 1.68 0.10 0.06 72.35 Average: 4 27.35 0.00 1.26 0.19 0.06 71.14 Average: 5 23.99 0.00 1.35 0.23 0.06 74.38 Average: 6 26.19 0.00 1.27 0.16 0.06 72.32 Average: 7 22.76 0.00 1.36 0.34 0.06 75.48