---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3872 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 9.9G 146G 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 862 26773 4 4456 30762 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:93:db:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83844sec preferred_lft 83844sec inet6 fe80::f816:3eff:fe93:db6c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:b3:ea:ad:8b:0c 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3872) 01/24/26 _x86_64_ (8 CPU) 08:22:09 LINUX RESTART (8 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 0.95 0.00 0.94 0.01 0.03 14.22 0.99 08:50:12 0.97 0.00 0.97 0.00 0.00 13.09 0.00 09:00:01 37.52 4.76 30.52 2.25 269.20 5021.32 13243.42 Average: 12.92 1.56 10.62 0.74 88.06 1651.53 4331.91 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 29860132 31884016 489884 1.49 67116 2284840 1514100 4.46 440444 2258712 4 08:50:12 29858632 31883080 490628 1.49 67548 2284976 1514100 4.46 440832 2260968 8 09:00:01 26570840 30033704 2279080 6.94 130028 3600680 2555740 7.54 809868 5063092 192880 Average: 28763201 31266933 1086531 3.31 88231 2723499 1861313 5.49 563715 3194257 64297 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 08:40:01 ens3 0.36 0.15 0.11 0.07 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:12 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 08:50:12 ens3 0.25 0.11 0.07 0.04 0.00 0.00 0.00 0.00 08:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 466.27 466.27 443.76 443.76 0.00 0.00 0.00 0.00 09:00:01 ens3 118.07 88.16 1110.93 19.17 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 152.58 152.58 145.15 145.15 0.00 0.00 0.00 0.00 Average: ens3 38.82 28.92 363.42 6.30 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 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3872) 01/24/26 _x86_64_ (8 CPU) 08:22:09 LINUX RESTART (8 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 0.08 0.00 0.01 0.18 0.01 99.72 08:40:01 0 0.02 0.00 0.02 0.28 0.01 99.66 08:40:01 1 0.03 0.00 0.01 0.11 0.01 99.84 08:40:01 2 0.57 0.00 0.03 0.00 0.02 99.39 08:40:01 3 0.01 0.00 0.01 0.00 0.00 99.99 08:40:01 4 0.00 0.00 0.01 0.02 0.01 99.97 08:40:01 5 0.01 0.00 0.01 0.00 0.01 99.97 08:40:01 6 0.01 0.00 0.00 0.00 0.00 99.99 08:40:01 7 0.01 0.00 0.02 1.03 0.01 98.93 08:50:12 all 0.06 0.00 0.02 0.04 0.00 99.88 08:50:12 0 0.02 0.00 0.03 0.25 0.01 99.68 08:50:12 1 0.01 0.00 0.01 0.00 0.00 99.97 08:50:12 2 0.24 0.00 0.02 0.00 0.01 99.73 08:50:12 3 0.00 0.00 0.00 0.01 0.00 99.98 08:50:12 4 0.01 0.00 0.01 0.02 0.00 99.96 08:50:12 5 0.19 0.00 0.02 0.00 0.01 99.78 08:50:12 6 0.01 0.00 0.00 0.01 0.00 99.98 08:50:12 7 0.01 0.00 0.01 0.00 0.00 99.98 09:00:01 all 21.26 0.00 0.98 2.55 0.07 75.13 09:00:01 0 18.19 0.00 0.88 4.58 0.07 76.27 09:00:01 1 22.89 0.00 1.06 0.95 0.07 75.02 09:00:01 2 24.42 0.00 1.27 1.42 0.08 72.80 09:00:01 3 20.06 0.00 0.98 2.86 0.07 76.04 09:00:01 4 18.39 0.00 0.91 7.39 0.07 73.25 09:00:01 5 22.16 0.00 0.89 1.02 0.06 75.86 09:00:01 6 21.26 0.00 1.11 1.13 0.07 76.42 09:00:01 7 22.71 0.00 0.76 1.06 0.07 75.40 Average: all 6.99 0.00 0.33 0.91 0.03 91.75 Average: 0 5.95 0.00 0.31 1.68 0.03 92.03 Average: 1 7.49 0.00 0.35 0.35 0.03 91.78 Average: 2 8.24 0.00 0.43 0.46 0.04 90.83 Average: 3 6.55 0.00 0.32 0.94 0.02 92.17 Average: 4 6.01 0.00 0.30 2.43 0.02 91.24 Average: 5 7.30 0.00 0.30 0.33 0.03 92.04 Average: 6 6.94 0.00 0.36 0.37 0.02 92.30 Average: 7 7.42 0.00 0.26 0.69 0.03 91.60