---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17392 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 914 19906 4 11271 30710 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:a0:b4:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.246/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84398sec preferred_lft 84398sec inet6 fe80::f816:3eff:fea0:b421/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:9e:7a:0b:cb:a3 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17392) 06/18/26 _x86_64_ (8 CPU) 09:13:00 LINUX RESTART (8 CPU) 09:20:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:01 202.65 1.13 197.86 3.65 26.52 13173.04 3327.88 09:40:01 9.09 0.02 7.92 1.15 0.68 1498.15 614.85 Average: 104.66 0.57 101.70 2.39 13.44 7262.37 1954.35 09:20:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:01 14036732 22779400 9466700 28.81 467852 7818416 11325632 33.40 1469756 16138472 292 09:40:01 16649144 25791276 6452356 19.63 475220 8187596 9193504 27.11 1549364 13434064 3292 Average: 15342938 24285338 7959528 24.22 471536 8003006 10259568 30.25 1509560 14786268 1792 09:20:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:01 lo 1.98 1.98 1.03 1.03 0.00 0.00 0.00 0.00 09:30:01 ens3 259.05 156.81 498.22 69.10 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 5.94 5.94 0.98 0.98 0.00 0.00 0.00 0.00 09:40:01 ens3 142.35 86.78 99.21 41.73 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3.99 3.99 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 199.97 121.35 296.21 55.24 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 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-17392) 06/18/26 _x86_64_ (8 CPU) 09:13:00 LINUX RESTART (8 CPU) 09:20:16 CPU %user %nice %system %iowait %steal %idle 09:30:01 all 78.06 0.00 3.17 0.18 0.17 18.42 09:30:01 0 74.04 0.00 3.26 0.22 0.16 22.31 09:30:01 1 80.19 0.00 3.06 0.08 0.17 16.50 09:30:01 2 76.73 0.00 2.87 0.08 0.17 20.15 09:30:01 3 74.04 0.00 3.25 0.22 0.17 22.32 09:30:01 4 82.85 0.00 3.02 0.22 0.17 13.74 09:30:01 5 80.88 0.00 3.35 0.15 0.18 15.44 09:30:01 6 81.19 0.00 2.88 0.16 0.18 15.59 09:30:01 7 74.55 0.00 3.71 0.27 0.18 21.29 09:40:01 all 96.85 0.00 2.92 0.00 0.18 0.05 09:40:01 0 96.76 0.00 3.02 0.00 0.18 0.04 09:40:01 1 96.72 0.00 3.06 0.00 0.18 0.03 09:40:01 2 97.02 0.00 2.76 0.00 0.18 0.04 09:40:01 3 96.92 0.00 2.85 0.00 0.18 0.04 09:40:01 4 96.82 0.00 2.93 0.00 0.18 0.06 09:40:01 5 96.93 0.00 2.85 0.00 0.18 0.03 09:40:01 6 96.66 0.00 3.09 0.00 0.19 0.06 09:40:01 7 96.96 0.00 2.80 0.00 0.18 0.06 Average: all 87.58 0.00 3.05 0.09 0.18 9.11 Average: 0 85.55 0.00 3.14 0.11 0.17 11.03 Average: 1 88.57 0.00 3.06 0.04 0.18 8.15 Average: 2 87.02 0.00 2.81 0.04 0.17 9.96 Average: 3 85.64 0.00 3.05 0.11 0.18 11.03 Average: 4 89.93 0.00 2.98 0.11 0.18 6.80 Average: 5 89.02 0.00 3.10 0.08 0.18 7.63 Average: 6 89.03 0.00 2.98 0.08 0.18 7.72 Average: 7 85.91 0.00 3.25 0.13 0.18 10.52