---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1592 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 23G 133G 15% / 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 850 14210 4 17030 30773 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:59:e8:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.208/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84842sec preferred_lft 84842sec inet6 fe80::f816:3eff:fe59:e8b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:67:ea:e5:57:53 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 inet6 fe80::f867:eaff:fee5:5753/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1592) 05/20/26 _x86_64_ (8 CPU) 12:14:38 LINUX RESTART (8 CPU) 12:20:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:30:04 95.38 0.60 77.30 17.49 48.14 30030.46 518576.38 12:40:01 320.73 0.23 308.91 11.59 3.15 32100.11 367850.11 Average: 208.31 0.41 193.37 14.53 25.59 31067.59 443044.97 12:20:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:30:04 19399904 29823880 2455248 7.47 207708 10187152 2642084 7.79 3349916 9347184 552 12:40:01 14567908 31516024 690512 2.10 557296 15591568 1328948 3.92 5326108 11368264 37600 Average: 16983906 30669952 1572880 4.79 382502 12889360 1985516 5.86 4338012 10357724 19076 12:20:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:30:04 lo 1.34 1.34 0.87 0.87 0.00 0.00 0.00 0.00 12:30:04 ens3 67.45 52.65 898.51 10.42 0.00 0.00 0.00 0.00 12:30:04 docker0 7.67 10.23 0.71 199.85 0.00 0.00 0.00 0.00 12:40:01 lo 1.07 1.07 0.10 0.10 0.00 0.00 0.00 0.00 12:40:01 ens3 156.42 105.50 1826.48 16.83 0.00 0.00 0.00 0.00 12:40:01 docker0 15.06 32.83 2.39 142.19 0.00 0.00 0.00 0.00 Average: lo 1.20 1.20 0.48 0.48 0.00 0.00 0.00 0.00 Average: ens3 112.03 79.14 1363.53 13.63 0.00 0.00 0.00 0.00 Average: docker0 11.37 21.55 1.55 170.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1592) 05/20/26 _x86_64_ (8 CPU) 12:14:38 LINUX RESTART (8 CPU) 12:20:10 CPU %user %nice %system %iowait %steal %idle 12:30:04 all 28.33 0.00 2.05 0.39 0.08 69.15 12:30:04 0 28.79 0.00 1.67 0.21 0.09 69.24 12:30:04 1 33.79 0.00 2.74 0.45 0.09 62.93 12:30:04 2 25.23 0.00 2.20 0.40 0.08 72.09 12:30:04 3 29.13 0.00 2.16 0.28 0.08 68.35 12:30:04 4 24.60 0.00 1.68 0.14 0.07 73.53 12:30:04 5 29.60 0.00 2.01 0.42 0.08 67.89 12:30:04 6 26.03 0.00 1.60 0.85 0.08 71.44 12:30:04 7 29.49 0.00 2.31 0.36 0.08 67.76 12:40:01 all 14.96 0.00 3.19 0.62 0.09 81.13 12:40:01 0 14.38 0.00 2.91 0.46 0.09 82.17 12:40:01 1 12.60 0.00 3.89 0.46 0.10 82.96 12:40:01 2 18.16 0.00 2.80 0.21 0.10 78.73 12:40:01 3 14.40 0.00 3.46 1.22 0.09 80.83 12:40:01 4 16.13 0.00 3.85 1.25 0.09 78.67 12:40:01 5 13.12 0.00 2.94 0.25 0.08 83.60 12:40:01 6 14.83 0.00 2.87 0.75 0.10 81.45 12:40:01 7 16.07 0.00 2.80 0.38 0.09 80.65 Average: all 21.64 0.00 2.62 0.50 0.09 75.15 Average: 0 21.58 0.00 2.29 0.33 0.09 75.71 Average: 1 23.19 0.00 3.32 0.46 0.09 72.95 Average: 2 21.69 0.00 2.50 0.30 0.09 75.42 Average: 3 21.76 0.00 2.81 0.75 0.09 74.59 Average: 4 20.37 0.00 2.76 0.69 0.08 76.10 Average: 5 21.35 0.00 2.48 0.34 0.08 75.75 Average: 6 20.43 0.00 2.23 0.80 0.09 76.45 Average: 7 22.78 0.00 2.56 0.37 0.09 74.21