---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1445 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 14G 142G 9% / 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 726 25076 4 6289 30897 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:4e:e6:b3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.212/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84577sec preferred_lft 84577sec inet6 fe80::f816:3eff:fe4e:e6b3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a3:11:44:49:b8 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-1445) 03/12/26 _x86_64_ (8 CPU) 13:21:31 LINUX RESTART (8 CPU) 13:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 14.91 0.73 13.29 0.89 21.61 4165.97 1074.28 13:50:06 23.41 0.02 6.04 17.36 0.95 470.61 524400.21 Average: 19.23 0.37 9.61 9.25 11.13 2291.05 266593.94 13:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 21403148 25626684 6675136 20.31 171708 4241572 8954168 26.40 658200 10299788 1396 13:50:06 24503496 28814944 3487532 10.61 173600 4323908 3284020 9.68 675108 7188736 32388 Average: 22953322 27220814 5081334 15.46 172654 4282740 6119094 18.04 666654 8744262 16892 13:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 4.98 4.98 1.63 1.63 0.00 0.00 0.00 0.00 13:40:01 ens3 132.04 76.78 374.60 29.93 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:06 lo 3.15 3.15 0.42 0.42 0.00 0.00 0.00 0.00 13:50:06 ens3 3.62 3.10 1.43 1.75 0.00 0.00 0.00 0.00 13:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 66.88 39.40 185.27 15.63 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-1445) 03/12/26 _x86_64_ (8 CPU) 13:21:31 LINUX RESTART (8 CPU) 13:30:13 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 67.41 0.00 2.09 0.05 0.13 30.31 13:40:01 0 65.11 0.00 2.15 0.09 0.13 32.52 13:40:01 1 69.95 0.00 2.19 0.03 0.14 27.69 13:40:01 2 69.17 0.00 2.29 0.13 0.13 28.28 13:40:01 3 64.70 0.00 1.86 0.01 0.13 33.31 13:40:01 4 70.18 0.00 1.90 0.01 0.14 27.77 13:40:01 5 68.09 0.00 1.95 0.00 0.13 29.83 13:40:01 6 67.42 0.00 2.10 0.06 0.13 30.28 13:40:01 7 64.68 0.00 2.27 0.07 0.14 32.84 13:50:06 all 96.76 0.00 2.71 0.00 0.17 0.36 13:50:06 0 96.78 0.00 2.72 0.00 0.17 0.33 13:50:06 1 96.90 0.00 2.76 0.00 0.17 0.18 13:50:06 2 96.60 0.00 2.81 0.01 0.17 0.42 13:50:06 3 96.95 0.00 2.60 0.00 0.17 0.28 13:50:06 4 96.59 0.00 2.79 0.00 0.17 0.45 13:50:06 5 96.90 0.00 2.63 0.00 0.16 0.30 13:50:06 6 96.67 0.00 2.71 0.00 0.17 0.45 13:50:06 7 96.72 0.00 2.66 0.00 0.17 0.45 Average: all 82.32 0.00 2.41 0.03 0.15 15.10 Average: 0 81.19 0.00 2.44 0.05 0.15 16.18 Average: 1 83.64 0.00 2.48 0.01 0.15 13.72 Average: 2 83.09 0.00 2.56 0.07 0.15 14.13 Average: 3 81.07 0.00 2.24 0.00 0.15 16.54 Average: 4 83.59 0.00 2.35 0.01 0.15 13.90 Average: 5 82.72 0.00 2.29 0.00 0.15 14.83 Average: 6 82.28 0.00 2.41 0.03 0.15 15.13 Average: 7 80.95 0.00 2.47 0.03 0.15 16.39