---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25845 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 11G 145G 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 725 26375 4 4990 30898 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:e5:fd:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84045sec preferred_lft 84045sec inet6 fe80::f816:3eff:fee5:fd7f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:e4:2b:c7:d4:8d 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25845) 03/03/26 _x86_64_ (8 CPU) 00:55:50 LINUX RESTART (8 CPU) 01:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:10:06 28.36 2.93 22.73 2.70 545.27 4482.67 6420.28 01:20:01 32.87 0.12 28.43 4.32 6.17 2422.83 8856.23 01:30:06 35.60 0.01 31.26 4.33 0.52 3171.80 14567.74 Average: 32.28 1.02 27.48 3.78 183.97 3361.19 9964.04 01:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:10:06 25874256 29414512 2895588 8.81 160592 3615284 3589600 10.59 824328 5731032 57848 01:20:01 25424252 29370900 2934840 8.93 196748 3946340 2987312 8.81 940792 6022656 50468 01:30:06 24082188 28722064 3578924 10.89 224636 4561268 3531032 10.41 1097692 7141060 171512 Average: 25126899 29169159 3136451 9.54 193992 4040964 3369315 9.94 954271 6298249 93276 01:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:10:06 lo 835.94 835.94 795.58 795.58 0.00 0.00 0.00 0.00 01:10:06 ens3 119.57 91.44 922.73 21.81 0.00 0.00 0.00 0.00 01:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 lo 1760.56 1760.56 1675.63 1675.63 0.00 0.00 0.00 0.00 01:20:01 ens3 56.99 36.76 18.44 13.63 0.00 0.00 0.00 0.00 01:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:30:06 lo 1640.05 1640.05 1560.77 1560.77 0.00 0.00 0.00 0.00 01:30:06 ens3 55.35 38.17 20.14 15.45 0.00 0.00 0.00 0.00 01:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1411.85 1411.85 1343.67 1343.67 0.00 0.00 0.00 0.00 Average: ens3 77.30 55.46 320.44 16.97 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-25845) 03/03/26 _x86_64_ (8 CPU) 00:55:50 LINUX RESTART (8 CPU) 01:00:06 CPU %user %nice %system %iowait %steal %idle 01:10:06 all 35.51 0.00 1.48 1.83 0.09 61.08 01:10:06 0 30.30 0.00 1.31 2.07 0.09 66.23 01:10:06 1 35.47 0.00 1.63 1.12 0.10 61.68 01:10:06 2 35.22 0.00 1.61 1.11 0.09 61.98 01:10:06 3 37.13 0.00 1.51 1.08 0.09 60.19 01:10:06 4 38.89 0.00 1.53 1.18 0.10 58.30 01:10:06 5 36.75 0.00 1.37 0.51 0.10 61.27 01:10:06 6 32.96 0.00 1.38 0.91 0.09 64.66 01:10:06 7 37.40 0.00 1.48 6.71 0.10 54.31 01:20:01 all 34.73 0.00 1.64 0.15 0.09 63.39 01:20:01 0 35.36 0.00 1.73 0.30 0.09 62.52 01:20:01 1 35.99 0.00 1.90 0.06 0.09 61.96 01:20:01 2 36.91 0.00 1.67 0.18 0.09 61.15 01:20:01 3 37.58 0.00 1.76 0.13 0.09 60.45 01:20:01 4 33.32 0.00 1.46 0.09 0.09 65.04 01:20:01 5 32.78 0.00 1.49 0.05 0.09 65.60 01:20:01 6 34.51 0.00 1.54 0.28 0.09 63.58 01:20:01 7 31.39 0.00 1.54 0.15 0.08 66.84 01:30:06 all 36.66 0.00 1.82 0.11 0.10 61.32 01:30:06 0 35.37 0.00 2.00 0.16 0.10 62.38 01:30:06 1 34.64 0.00 2.02 0.11 0.09 63.14 01:30:06 2 35.85 0.00 1.86 0.27 0.09 61.93 01:30:06 3 37.74 0.00 1.77 0.07 0.10 60.32 01:30:06 4 37.61 0.00 1.97 0.05 0.09 60.27 01:30:06 5 38.40 0.00 1.82 0.06 0.09 59.63 01:30:06 6 37.00 0.00 1.52 0.10 0.10 61.29 01:30:06 7 36.66 0.00 1.55 0.06 0.09 61.64 Average: all 35.64 0.00 1.64 0.70 0.09 61.93 Average: 0 33.68 0.00 1.68 0.84 0.09 63.71 Average: 1 35.36 0.00 1.85 0.43 0.10 62.26 Average: 2 35.99 0.00 1.71 0.52 0.09 61.69 Average: 3 37.48 0.00 1.68 0.42 0.09 60.32 Average: 4 36.62 0.00 1.66 0.44 0.09 61.19 Average: 5 35.99 0.00 1.56 0.20 0.09 62.15 Average: 6 34.83 0.00 1.48 0.43 0.09 63.17 Average: 7 35.16 0.00 1.52 2.30 0.09 60.92