---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3055 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 937 19893 4 11261 30687 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:64:4a:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.99/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84860sec preferred_lft 84860sec inet6 fe80::f816:3eff:fe64:4ad0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:e4:37:ef:73:b7 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-3055) 03/19/26 _x86_64_ (8 CPU) 10:07:01 LINUX RESTART (8 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:23 316.62 1.21 291.97 23.44 408.66 17342.96 481962.63 10:30:22 12.35 0.26 10.78 1.31 7.97 3050.17 1075.64 Average: 167.32 0.74 153.99 12.58 212.04 10329.52 245992.40 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:23 15050864 23847480 8395388 25.55 467108 7873704 15534188 45.81 1627688 14957992 9100 10:30:22 17374220 27005904 5237292 15.94 474792 8672232 9465308 27.91 1717316 12539976 4948 Average: 16212542 25426692 6816340 20.74 470950 8272968 12499748 36.86 1672502 13748984 7024 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:23 lo 6.18 6.18 1.77 1.77 0.00 0.00 0.00 0.00 10:20:23 ens3 343.04 206.18 959.68 75.27 0.00 0.00 0.00 0.00 10:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:22 lo 1.84 1.84 0.19 0.19 0.00 0.00 0.00 0.00 10:30:22 ens3 76.06 47.70 90.74 22.90 0.00 0.00 0.00 0.00 10:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 212.03 128.42 533.29 49.57 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-3055) 03/19/26 _x86_64_ (8 CPU) 10:07:01 LINUX RESTART (8 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:23 all 91.37 0.00 4.00 0.08 0.15 4.40 10:20:23 0 90.10 0.00 4.35 0.07 0.15 5.33 10:20:23 1 91.21 0.00 4.02 0.10 0.14 4.52 10:20:23 2 90.78 0.00 4.01 0.12 0.15 4.93 10:20:23 3 90.95 0.00 3.86 0.09 0.15 4.95 10:20:23 4 93.23 0.00 3.73 0.08 0.14 2.82 10:20:23 5 91.57 0.00 3.59 0.07 0.14 4.62 10:20:23 6 90.70 0.00 3.91 0.06 0.14 5.18 10:20:23 7 92.42 0.00 4.51 0.05 0.14 2.88 10:30:22 all 96.85 0.00 2.97 0.00 0.14 0.04 10:30:22 0 97.06 0.00 2.76 0.00 0.14 0.04 10:30:22 1 96.81 0.00 3.01 0.00 0.14 0.04 10:30:22 2 96.76 0.00 3.06 0.00 0.14 0.05 10:30:22 3 96.99 0.00 2.83 0.00 0.14 0.04 10:30:22 4 96.98 0.00 2.84 0.00 0.15 0.03 10:30:22 5 96.78 0.00 3.06 0.00 0.14 0.03 10:30:22 6 96.52 0.00 3.29 0.00 0.14 0.05 10:30:22 7 96.93 0.00 2.89 0.00 0.14 0.04 Average: all 94.06 0.00 3.49 0.04 0.14 2.26 Average: 0 93.52 0.00 3.57 0.04 0.15 2.73 Average: 1 93.96 0.00 3.53 0.05 0.14 2.32 Average: 2 93.72 0.00 3.54 0.06 0.14 2.53 Average: 3 93.92 0.00 3.35 0.05 0.15 2.54 Average: 4 95.07 0.00 3.29 0.04 0.15 1.45 Average: 5 94.13 0.00 3.33 0.04 0.14 2.37 Average: 6 93.56 0.00 3.61 0.03 0.14 2.66 Average: 7 94.63 0.00 3.71 0.03 0.14 1.49