---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19124 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: 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 11G 145G 7% / 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 26385 4 4997 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:0e:e0:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.77/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85595sec preferred_lft 85595sec inet6 fe80::f816:3eff:fe0e:e0e6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:b0:de:6b:05:d8 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-19124) 02/19/26 _x86_64_ (8 CPU) 21:59:59 LINUX RESTART (8 CPU) 22:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:00 101.28 20.11 64.55 16.61 2314.31 31489.10 525967.58 Average: 101.28 20.11 64.55 16.61 2314.31 31489.10 525967.58 22:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:00 26659544 31628836 673028 2.05 226632 4871836 1224192 3.61 841720 4786848 8 Average: 26659544 31628836 673028 2.05 226632 4871836 1224192 3.61 841720 4786848 8 22:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:00 lo 0.58 0.58 0.08 0.08 0.00 0.00 0.00 0.00 22:10:00 ens3 253.10 197.34 1157.12 128.58 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.08 0.08 0.00 0.00 0.00 0.00 Average: ens3 253.10 197.34 1157.12 128.58 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-19124) 02/19/26 _x86_64_ (8 CPU) 21:59:59 LINUX RESTART (8 CPU) 22:00:00 CPU %user %nice %system %iowait %steal %idle 22:10:00 all 25.69 0.00 1.36 0.58 0.06 72.31 22:10:00 0 21.27 0.00 1.12 1.01 0.07 76.52 22:10:00 1 33.94 0.00 1.73 0.55 0.08 63.71 22:10:00 2 25.94 0.00 1.08 0.27 0.06 72.66 22:10:00 3 24.19 0.00 1.38 0.18 0.06 74.18 22:10:00 4 26.66 0.00 1.25 0.97 0.06 71.05 22:10:00 5 22.65 0.00 1.18 0.70 0.06 75.41 22:10:00 6 18.78 0.00 0.88 0.53 0.05 79.76 22:10:00 7 32.05 0.00 2.22 0.45 0.07 65.21 Average: all 25.69 0.00 1.36 0.58 0.06 72.31 Average: 0 21.27 0.00 1.12 1.01 0.07 76.52 Average: 1 33.94 0.00 1.73 0.55 0.08 63.71 Average: 2 25.94 0.00 1.08 0.27 0.06 72.66 Average: 3 24.19 0.00 1.38 0.18 0.06 74.18 Average: 4 26.66 0.00 1.25 0.97 0.06 71.05 Average: 5 22.65 0.00 1.18 0.70 0.06 75.41 Average: 6 18.78 0.00 0.88 0.53 0.05 79.76 Average: 7 32.05 0.00 2.22 0.45 0.07 65.21