---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11745 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5599.99 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 9.9G 146G 7% / 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 708 27091 4 4292 30916 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:d0:bb:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.166/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84452sec preferred_lft 84452sec inet6 fe80::f816:3eff:fed0:bbba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:5e:fa:0b:a8:9c 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 ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11745) 05/07/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 62.10 10.54 48.84 2.72 1405.37 6295.39 11054.94 13:20:14 27.16 0.17 23.45 3.54 5.91 2253.53 14141.20 13:30:14 22.23 0.01 19.87 2.34 0.13 2141.36 7308.39 Average: 37.10 3.55 30.68 2.87 467.65 3555.51 10859.01 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26570964 29792456 2520224 7.67 145960 3330980 3320884 9.79 633692 5247328 50572 13:20:14 25584884 29216508 3091628 9.41 175428 3671564 3528392 10.40 742012 6079640 11080 13:30:14 24889888 28963460 3342204 10.17 198948 4058292 3361492 9.91 843656 6627652 168 Average: 25681912 29324141 2984685 9.08 173445 3686945 3403589 10.04 739787 5984873 20607 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 844.61 844.61 804.54 804.54 0.00 0.00 0.00 0.00 13:10:01 ens3 160.73 118.96 1163.17 27.40 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:14 lo 1436.74 1436.74 1367.74 1367.74 0.00 0.00 0.00 0.00 13:20:14 ens3 41.08 30.14 18.68 12.39 0.00 0.00 0.00 0.00 13:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:14 lo 1070.14 1070.14 1019.32 1019.32 0.00 0.00 0.00 0.00 13:30:14 ens3 23.97 16.83 8.42 7.01 0.00 0.00 0.00 0.00 13:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1119.33 1119.33 1065.92 1065.92 0.00 0.00 0.00 0.00 Average: ens3 75.06 55.17 394.46 15.58 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 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-11745) 05/07/26 _x86_64_ (8 CPU) 12:59:30 LINUX RESTART (8 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 26.56 0.00 1.34 0.23 0.06 71.81 13:10:01 0 26.81 0.00 1.13 0.11 0.07 71.89 13:10:01 1 25.38 0.00 1.48 0.09 0.06 72.98 13:10:01 2 27.54 0.00 1.28 0.55 0.07 70.56 13:10:01 3 29.00 0.00 1.39 0.25 0.06 69.30 13:10:01 4 25.62 0.00 1.16 0.17 0.07 72.98 13:10:01 5 24.45 0.00 1.29 0.45 0.06 73.75 13:10:01 6 30.39 0.00 1.53 0.10 0.07 67.91 13:10:01 7 23.27 0.00 1.47 0.12 0.06 75.09 13:20:14 all 33.25 0.00 1.52 0.61 0.09 64.53 13:20:14 0 34.52 0.00 1.24 0.36 0.09 63.78 13:20:14 1 30.93 0.00 1.57 1.35 0.09 66.07 13:20:14 2 35.98 0.00 1.48 1.11 0.10 61.33 13:20:14 3 35.14 0.00 1.56 0.37 0.09 62.85 13:20:14 4 32.61 0.00 1.56 0.55 0.09 65.18 13:20:14 5 33.84 0.00 1.37 0.59 0.09 64.11 13:20:14 6 33.79 0.00 1.49 0.14 0.09 64.50 13:20:14 7 29.21 0.00 1.91 0.37 0.08 68.44 13:30:14 all 21.03 0.00 1.07 4.73 0.08 73.10 13:30:14 0 20.55 0.00 0.98 8.62 0.07 69.78 13:30:14 1 19.62 0.00 1.03 0.59 0.06 78.70 13:30:14 2 22.31 0.00 1.32 8.70 0.07 67.60 13:30:14 3 22.84 0.00 1.10 8.59 0.07 67.41 13:30:14 4 21.06 0.00 0.96 0.33 0.15 77.50 13:30:14 5 20.63 0.00 0.93 1.02 0.07 77.36 13:30:14 6 20.51 0.00 1.11 9.66 0.06 68.65 13:30:14 7 20.72 0.00 1.11 0.33 0.07 77.77 Average: all 26.99 0.00 1.31 1.85 0.08 69.78 Average: 0 27.35 0.00 1.12 3.01 0.08 68.45 Average: 1 25.35 0.00 1.36 0.68 0.07 72.53 Average: 2 28.66 0.00 1.36 3.43 0.08 66.46 Average: 3 29.03 0.00 1.35 3.05 0.07 66.50 Average: 4 26.47 0.00 1.23 0.35 0.10 71.84 Average: 5 26.35 0.00 1.20 0.69 0.07 71.69 Average: 6 28.27 0.00 1.38 3.28 0.07 67.00 Average: 7 24.43 0.00 1.50 0.27 0.07 73.73