---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3162 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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 18G 137G 12% / 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 775 19112 4 12204 30849 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:44:11:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.173/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84158sec preferred_lft 84158sec inet6 fe80::f816:3eff:fe44:1189/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ae:4a:e0:63:0e:b8 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3162) 06/27/26 _x86_64_ (8 CPU) 21:32:23 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:13 13.55 0.58 12.01 0.97 13.94 2432.31 813.32 22:00:14 13.76 0.04 11.23 2.48 5.64 3273.63 8850.33 Average: 13.65 0.31 11.62 1.72 9.84 2848.54 4789.51 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:13 16942536 25922376 6321236 19.24 474052 8034876 8636636 25.47 1561352 13115076 436 22:00:14 18278144 28684384 3555456 10.82 484316 9398368 4407252 13.00 1678780 11633336 607948 Average: 17610340 27303380 4938346 15.03 479184 8716622 6521944 19.23 1620066 12374206 304192 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:13 lo 6.95 6.95 1.87 1.87 0.00 0.00 0.00 0.00 21:50:13 ens3 151.37 99.30 148.67 40.50 0.00 0.00 0.00 0.00 21:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:14 lo 1.10 1.10 0.11 0.11 0.00 0.00 0.00 0.00 22:00:14 ens3 105.72 63.37 145.44 30.65 0.00 0.00 0.00 0.00 22:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.05 4.05 1.00 1.00 0.00 0.00 0.00 0.00 Average: ens3 128.78 81.53 147.07 35.62 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 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-3162) 06/27/26 _x86_64_ (8 CPU) 21:32:23 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:13 all 84.00 0.00 2.64 0.02 0.12 13.22 21:50:13 0 83.55 0.00 2.76 0.06 0.11 13.52 21:50:13 1 82.36 0.00 2.38 0.00 0.12 15.13 21:50:13 2 85.74 0.00 2.60 0.01 0.11 11.54 21:50:13 3 83.51 0.00 2.49 0.00 0.12 13.88 21:50:13 4 84.27 0.00 2.90 0.03 0.12 12.67 21:50:13 5 81.23 0.00 2.56 0.01 0.11 16.09 21:50:13 6 88.40 0.00 2.70 0.02 0.12 8.76 21:50:13 7 82.92 0.00 2.76 0.01 0.12 14.19 22:00:14 all 95.50 0.00 3.11 0.01 0.12 1.26 22:00:14 0 95.03 0.00 3.29 0.00 0.12 1.56 22:00:14 1 95.70 0.00 3.08 0.07 0.12 1.03 22:00:14 2 95.96 0.00 2.89 0.01 0.12 1.03 22:00:14 3 95.43 0.00 3.22 0.01 0.11 1.23 22:00:14 4 95.54 0.00 3.15 0.02 0.12 1.18 22:00:14 5 95.80 0.00 2.95 0.01 0.12 1.13 22:00:14 6 95.60 0.00 2.74 0.00 0.12 1.55 22:00:14 7 94.96 0.00 3.56 0.01 0.11 1.36 Average: all 89.69 0.00 2.87 0.02 0.12 7.30 Average: 0 89.23 0.00 3.02 0.03 0.11 7.60 Average: 1 88.96 0.00 2.73 0.03 0.12 8.16 Average: 2 90.80 0.00 2.74 0.01 0.12 6.34 Average: 3 89.41 0.00 2.85 0.00 0.12 7.62 Average: 4 89.85 0.00 3.03 0.03 0.12 6.98 Average: 5 88.44 0.00 2.75 0.01 0.11 8.68 Average: 6 91.96 0.00 2.72 0.01 0.12 5.19 Average: 7 88.88 0.00 3.16 0.01 0.11 7.84