---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1811 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 13G 143G 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 709 25656 4 5726 30915 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:0c:5c:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.116/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85743sec preferred_lft 85743sec inet6 fe80::f816:3eff:fe0c:5c27/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:21:94:c0:b6:51 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::4821:94ff:fec0:b651/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1811) 04/15/26 _x86_64_ (8 CPU) 08:29:10 LINUX RESTART (8 CPU) 08:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:03 106.09 5.98 95.81 4.30 441.18 13601.68 31651.69 Average: 106.09 5.98 95.81 4.30 441.18 13601.68 31651.69 08:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:03 26273348 31658888 644796 1.96 170112 5416776 1318976 3.89 844272 5235296 10576 Average: 26273348 31658888 644796 1.96 170112 5416776 1318976 3.89 844272 5235296 10576 08:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:03 lo 38.65 38.65 16.92 16.92 0.00 0.00 0.00 0.00 08:40:03 ens3 164.30 101.75 1476.54 46.98 0.00 0.00 0.00 0.00 08:40:03 docker0 11.09 11.30 1.65 2.27 0.00 0.00 0.00 0.00 Average: lo 38.65 38.65 16.92 16.92 0.00 0.00 0.00 0.00 Average: ens3 164.30 101.75 1476.54 46.98 0.00 0.00 0.00 0.00 Average: docker0 11.09 11.30 1.65 2.27 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1811) 04/15/26 _x86_64_ (8 CPU) 08:29:10 LINUX RESTART (8 CPU) 08:30:00 CPU %user %nice %system %iowait %steal %idle 08:40:03 all 26.54 0.00 1.05 0.40 0.06 71.94 08:40:03 0 30.79 0.00 1.14 0.20 0.06 67.81 08:40:03 1 22.31 0.00 1.05 0.60 0.06 75.98 08:40:03 2 23.56 0.00 0.88 0.24 0.06 75.25 08:40:03 3 22.96 0.00 1.14 0.32 0.06 75.53 08:40:03 4 25.51 0.00 0.85 0.42 0.06 73.16 08:40:03 5 28.39 0.00 1.40 0.46 0.07 69.69 08:40:03 6 32.62 0.00 1.14 0.60 0.08 65.56 08:40:03 7 26.22 0.00 0.82 0.33 0.06 72.57 Average: all 26.54 0.00 1.05 0.40 0.06 71.94 Average: 0 30.79 0.00 1.14 0.20 0.06 67.81 Average: 1 22.31 0.00 1.05 0.60 0.06 75.98 Average: 2 23.56 0.00 0.88 0.24 0.06 75.25 Average: 3 22.96 0.00 1.14 0.32 0.06 75.53 Average: 4 25.51 0.00 0.85 0.42 0.06 73.16 Average: 5 28.39 0.00 1.40 0.46 0.07 69.69 Average: 6 32.62 0.00 1.14 0.60 0.08 65.56 Average: 7 26.22 0.00 0.82 0.33 0.06 72.57