---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18823 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: 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 867 14386 4 16838 30757 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:de:a5:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.199/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85192sec preferred_lft 85192sec inet6 fe80::f816:3eff:fede:a530/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:ae:ab:b5:8f:df 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::54ae:abff:feb5:8fdf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18823) 02/21/26 _x86_64_ (8 CPU) 09:28:21 LINUX RESTART (8 CPU) 09:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:11 167.29 1.87 157.21 8.21 721.02 45310.88 74524.16 Average: 167.29 1.87 157.21 8.21 721.02 45310.88 74524.16 09:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:11 15447664 29125864 3115420 9.48 378344 12847396 2872716 8.47 4154392 12022068 786396 Average: 15447664 29125864 3115420 9.48 378344 12847396 2872716 8.47 4154392 12022068 786396 09:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:11 lo 1.13 1.13 0.25 0.25 0.00 0.00 0.00 0.00 09:40:11 ens3 269.91 199.06 3377.08 1106.95 0.00 0.00 0.00 0.00 09:40:11 docker0 3.53 5.06 0.33 112.38 0.00 0.00 0.00 0.00 Average: lo 1.13 1.13 0.25 0.25 0.00 0.00 0.00 0.00 Average: ens3 269.91 199.06 3377.08 1106.95 0.00 0.00 0.00 0.00 Average: docker0 3.53 5.06 0.33 112.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-18823) 02/21/26 _x86_64_ (8 CPU) 09:28:21 LINUX RESTART (8 CPU) 09:30:10 CPU %user %nice %system %iowait %steal %idle 09:40:11 all 20.13 0.00 3.08 1.14 0.07 75.59 09:40:11 0 19.05 0.00 2.54 2.10 0.07 76.25 09:40:11 1 18.22 0.00 3.96 0.94 0.07 76.80 09:40:11 2 17.45 0.00 3.08 1.02 0.06 78.39 09:40:11 3 28.69 0.00 3.72 0.54 0.07 66.98 09:40:11 4 17.42 0.00 2.09 1.78 0.05 78.64 09:40:11 5 19.47 0.00 3.48 1.31 0.07 75.67 09:40:11 6 20.18 0.00 2.40 0.73 0.07 76.62 09:40:11 7 20.57 0.00 3.36 0.67 0.07 75.33 Average: all 20.13 0.00 3.08 1.14 0.07 75.59 Average: 0 19.05 0.00 2.54 2.10 0.07 76.25 Average: 1 18.22 0.00 3.96 0.94 0.07 76.80 Average: 2 17.45 0.00 3.08 1.02 0.06 78.39 Average: 3 28.69 0.00 3.72 0.54 0.07 66.98 Average: 4 17.42 0.00 2.09 1.78 0.05 78.64 Average: 5 19.47 0.00 3.48 1.31 0.07 75.67 Average: 6 20.18 0.00 2.40 0.73 0.07 76.62 Average: 7 20.57 0.00 3.36 0.67 0.07 75.33