---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4291 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 911 20036 4 11143 30712 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:b9:57:87 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.67/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84743sec preferred_lft 84743sec inet6 fe80::f816:3eff:feb9:5787/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:55:d1:92:b4:6d 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4291) 04/07/26 _x86_64_ (8 CPU) 05:52:50 LINUX RESTART (8 CPU) 06:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:10:02 13.08 0.44 11.62 1.02 9.79 2432.84 816.08 06:20:01 18.29 0.13 15.31 2.85 14.34 6038.94 26315.78 Average: 15.68 0.28 13.46 1.93 12.06 4234.09 13553.17 06:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:10:02 17088592 25800800 6443332 19.61 471220 7778636 13322516 39.29 1483696 13072828 4456 06:20:01 20601184 31522996 717956 2.18 483980 9907016 1329752 3.92 1746780 9219460 594552 Average: 18844888 28661898 3580644 10.90 477600 8842826 7326134 21.60 1615238 11146144 299504 06:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:10:02 lo 7.03 7.03 1.91 1.91 0.00 0.00 0.00 0.00 06:10:02 ens3 153.05 89.63 152.49 40.20 0.00 0.00 0.00 0.00 06:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:20:01 lo 1.08 1.08 0.12 0.12 0.00 0.00 0.00 0.00 06:20:01 ens3 143.50 81.77 164.17 39.66 0.00 0.00 0.00 0.00 06:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.06 4.06 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 148.28 85.70 158.32 39.94 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4291) 04/07/26 _x86_64_ (8 CPU) 05:52:50 LINUX RESTART (8 CPU) 06:00:02 CPU %user %nice %system %iowait %steal %idle 06:10:02 all 83.24 0.00 2.54 0.01 0.11 14.09 06:10:02 0 83.11 0.00 2.46 0.00 0.11 14.32 06:10:02 1 82.59 0.00 2.46 0.02 0.11 14.83 06:10:02 2 83.50 0.00 2.68 0.00 0.11 13.71 06:10:02 3 83.98 0.00 2.45 0.01 0.11 13.45 06:10:02 4 81.49 0.00 2.51 0.01 0.11 15.88 06:10:02 5 81.44 0.00 2.53 0.00 0.11 15.91 06:10:02 6 87.83 0.00 2.72 0.00 0.11 9.34 06:10:02 7 82.02 0.00 2.54 0.02 0.10 15.32 06:20:01 all 89.32 0.00 2.79 0.04 0.11 7.74 06:20:01 0 89.79 0.00 2.78 0.01 0.12 7.30 06:20:01 1 89.12 0.00 2.84 0.02 0.12 7.91 06:20:01 2 89.38 0.00 3.00 0.03 0.11 7.49 06:20:01 3 90.29 0.00 2.82 0.00 0.11 6.78 06:20:01 4 88.39 0.00 3.04 0.01 0.11 8.47 06:20:01 5 88.36 0.00 2.52 0.14 0.11 8.86 06:20:01 6 90.15 0.00 2.74 0.00 0.11 7.00 06:20:01 7 89.07 0.00 2.62 0.11 0.11 8.10 Average: all 86.28 0.00 2.67 0.02 0.11 10.92 Average: 0 86.45 0.00 2.62 0.01 0.11 10.81 Average: 1 85.85 0.00 2.65 0.02 0.11 11.37 Average: 2 86.43 0.00 2.84 0.02 0.11 10.60 Average: 3 87.13 0.00 2.63 0.00 0.11 10.12 Average: 4 84.93 0.00 2.77 0.01 0.11 12.18 Average: 5 84.90 0.00 2.53 0.07 0.11 12.39 Average: 6 88.99 0.00 2.73 0.00 0.11 8.17 Average: 7 85.54 0.00 2.58 0.06 0.11 11.71