---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-8352 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 8% / 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 801 24995 4 6295 30823 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:98:1c:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.18/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85753sec preferred_lft 85753sec inet6 fe80::f816:3eff:fe98:1ca5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:b5:4a:d4:c1:08 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8352) 02/07/26 _x86_64_ (8 CPU) 01:39:41 LINUX RESTART (8 CPU) 01:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 01:50:21 73.80 11.73 59.55 2.52 1894.55 17680.05 28640.06 Average: 73.80 11.73 59.55 2.52 1894.55 17680.05 28640.06 01:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:50:21 25577356 31541568 760308 2.31 164044 5983352 1281888 3.78 1520688 5235968 102048 Average: 25577356 31541568 760308 2.31 164044 5983352 1281888 3.78 1520688 5235968 102048 01:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:50:21 lo 161.73 161.73 195.11 195.11 0.00 0.00 0.00 0.00 01:50:21 ens3 679.35 393.46 2004.98 1100.18 0.00 0.00 0.00 0.00 01:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 161.73 161.73 195.11 195.11 0.00 0.00 0.00 0.00 Average: ens3 679.35 393.46 2004.98 1100.18 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-8352) 02/07/26 _x86_64_ (8 CPU) 01:39:41 LINUX RESTART (8 CPU) 01:40:01 CPU %user %nice %system %iowait %steal %idle 01:50:21 all 13.68 0.00 1.28 1.13 0.05 83.87 01:50:21 0 12.70 0.00 1.25 0.93 0.04 85.08 01:50:21 1 17.89 0.00 1.37 1.65 0.05 79.04 01:50:21 2 14.68 0.00 1.69 1.06 0.05 82.52 01:50:21 3 14.67 0.00 1.43 2.08 0.05 81.77 01:50:21 4 11.63 0.00 1.11 0.57 0.05 86.65 01:50:21 5 13.45 0.00 1.09 1.99 0.04 83.43 01:50:21 6 12.56 0.00 1.25 0.44 0.05 85.69 01:50:21 7 11.85 0.00 1.07 0.29 0.05 86.74 Average: all 13.68 0.00 1.28 1.13 0.05 83.87 Average: 0 12.70 0.00 1.25 0.93 0.04 85.08 Average: 1 17.89 0.00 1.37 1.65 0.05 79.04 Average: 2 14.68 0.00 1.69 1.06 0.05 82.52 Average: 3 14.67 0.00 1.43 2.08 0.05 81.77 Average: 4 11.63 0.00 1.11 0.57 0.05 86.65 Average: 5 13.45 0.00 1.09 1.99 0.04 83.43 Average: 6 12.56 0.00 1.25 0.44 0.05 85.69 Average: 7 11.85 0.00 1.07 0.29 0.05 86.74