---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19081 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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: 5600.00 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 1042 19042 4 12007 30582 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:c3:73:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.108/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84192sec preferred_lft 84192sec inet6 fe80::f816:3eff:fec3:73f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:a4:76:86:d5:b6 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19081) 02/21/26 _x86_64_ (8 CPU) 20:53:10 LINUX RESTART (8 CPU) 21:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:02 15.29 0.71 13.73 0.85 21.27 4196.87 1561.53 21:20:40 6.89 0.02 5.92 0.95 1.09 415.91 66.71 Average: 10.92 0.35 9.67 0.90 10.77 2230.27 784.03 21:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:02 20347312 24908352 7392528 22.50 173392 4571484 9420320 27.78 850512 11152652 300 21:20:40 21448944 26101284 6198404 18.86 174632 4656136 9222972 27.20 868176 10032556 2152 Average: 20898128 25504818 6795466 20.68 174012 4613810 9321646 27.49 859344 10592604 1226 21:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:02 lo 2.20 2.20 1.06 1.06 0.00 0.00 0.00 0.00 21:10:02 ens3 85.08 62.72 362.43 23.97 0.00 0.00 0.00 0.00 21:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:40 lo 5.50 5.50 0.92 0.92 0.00 0.00 0.00 0.00 21:20:40 ens3 5.91 5.26 1.47 2.20 0.00 0.00 0.00 0.00 21:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.91 3.91 0.99 0.99 0.00 0.00 0.00 0.00 Average: ens3 43.90 32.83 174.68 12.65 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19081) 02/21/26 _x86_64_ (8 CPU) 20:53:10 LINUX RESTART (8 CPU) 21:00:14 CPU %user %nice %system %iowait %steal %idle 21:10:02 all 51.39 0.00 1.79 0.62 0.10 46.11 21:10:02 0 53.05 0.00 1.65 0.21 0.10 44.99 21:10:02 1 47.74 0.00 1.81 0.37 0.10 49.98 21:10:02 2 53.65 0.00 1.88 0.16 0.10 44.22 21:10:02 3 54.01 0.00 1.97 0.26 0.10 43.65 21:10:02 4 52.30 0.00 1.65 3.41 0.10 42.53 21:10:02 5 49.53 0.00 2.02 0.24 0.10 48.12 21:10:02 6 51.97 0.00 1.57 0.11 0.10 46.25 21:10:02 7 48.82 0.00 1.76 0.17 0.10 49.14 21:20:40 all 96.95 0.00 2.77 0.01 0.16 0.11 21:20:40 0 96.93 0.00 2.82 0.01 0.15 0.09 21:20:40 1 96.78 0.00 2.93 0.01 0.16 0.12 21:20:40 2 96.89 0.00 2.86 0.00 0.16 0.08 21:20:40 3 97.04 0.00 2.68 0.01 0.16 0.11 21:20:40 4 97.09 0.00 2.62 0.00 0.16 0.13 21:20:40 5 97.07 0.00 2.66 0.01 0.14 0.12 21:20:40 6 96.82 0.00 2.87 0.00 0.17 0.13 21:20:40 7 96.97 0.00 2.74 0.01 0.15 0.12 Average: all 75.06 0.00 2.30 0.30 0.13 22.21 Average: 0 75.83 0.00 2.26 0.10 0.13 21.68 Average: 1 73.24 0.00 2.39 0.18 0.13 24.05 Average: 2 76.11 0.00 2.39 0.08 0.13 21.30 Average: 3 76.36 0.00 2.34 0.13 0.13 21.03 Average: 4 75.56 0.00 2.15 1.64 0.13 20.52 Average: 5 74.23 0.00 2.35 0.12 0.12 23.18 Average: 6 75.24 0.00 2.24 0.05 0.14 22.32 Average: 7 73.90 0.00 2.27 0.09 0.13 23.61