---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18916 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 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 723 26496 4 4872 30901 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:fb:7e:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85299sec preferred_lft 85299sec inet6 fe80::f816:3eff:fefb:7e47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:38:7b:bb:0c:79 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-18916) 02/19/26 _x86_64_ (8 CPU) 11:12:23 LINUX RESTART (8 CPU) 11:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:16 47.17 2.41 42.67 2.09 137.48 10701.31 8732.87 Average: 47.17 2.41 42.67 2.09 137.48 10701.31 8732.87 11:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:16 27207104 31708404 595940 1.81 229248 4436700 1112808 3.28 785200 4317072 11112 Average: 27207104 31708404 595940 1.81 229248 4436700 1112808 3.28 785200 4317072 11112 11:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:16 lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 11:30:16 ens3 297.36 243.84 719.21 144.27 0.00 0.00 0.00 0.00 11:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.33 0.33 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 297.36 243.84 719.21 144.27 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-18916) 02/19/26 _x86_64_ (8 CPU) 11:12:23 LINUX RESTART (8 CPU) 11:20:01 CPU %user %nice %system %iowait %steal %idle 11:30:16 all 24.22 0.00 1.10 0.11 0.06 74.51 11:30:16 0 20.92 0.00 0.96 0.13 0.06 77.94 11:30:16 1 35.15 0.00 1.84 0.07 0.07 62.88 11:30:16 2 22.86 0.00 1.03 0.08 0.05 75.97 11:30:16 3 27.03 0.00 0.97 0.04 0.06 71.90 11:30:16 4 24.42 0.00 0.89 0.10 0.05 74.53 11:30:16 5 18.57 0.00 1.01 0.02 0.05 80.34 11:30:16 6 23.21 0.00 1.05 0.12 0.06 75.56 11:30:16 7 21.57 0.00 1.07 0.32 0.05 76.99 Average: all 24.22 0.00 1.10 0.11 0.06 74.51 Average: 0 20.92 0.00 0.96 0.13 0.06 77.94 Average: 1 35.15 0.00 1.84 0.07 0.07 62.88 Average: 2 22.86 0.00 1.03 0.08 0.05 75.97 Average: 3 27.03 0.00 0.97 0.04 0.06 71.90 Average: 4 24.42 0.00 0.89 0.10 0.05 74.53 Average: 5 18.57 0.00 1.01 0.02 0.05 80.34 Average: 6 23.21 0.00 1.05 0.12 0.06 75.56 Average: 7 21.57 0.00 1.07 0.32 0.05 76.99