---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14919 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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: 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 18G 138G 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 738 19158 4 12194 30886 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:b4:f6:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84509sec preferred_lft 84509sec inet6 fe80::f816:3eff:feb4:f6d1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:46:a7:2c:aa:03 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 inet6 fe80::f846:a7ff:fe2c:aa03/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-14919) 12/19/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:11 8.13 0.06 7.63 0.44 3.15 2540.89 1387.44 00:50:22 61.78 2.15 44.44 15.18 322.01 22914.92 485159.58 Average: 35.00 1.11 26.07 7.83 162.84 12744.77 243673.83 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:11 24123620 29441836 2862064 8.71 158080 5346028 2998692 8.84 1346828 6885812 677360 00:50:22 19870336 31670096 604088 1.84 219384 11518020 1438876 4.24 3303768 8892684 84 Average: 21996978 30555966 1733076 5.27 188732 8432024 2218784 6.54 2325298 7889248 338722 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:11 lo 1.76 1.76 0.16 0.16 0.00 0.00 0.00 0.00 00:40:11 ens3 58.79 45.97 230.07 14.10 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:22 lo 4528.18 4528.18 4324.09 4324.09 0.00 0.00 0.00 0.00 00:50:22 ens3 124.86 101.53 333.79 1227.78 0.00 0.00 0.00 0.00 00:50:22 docker0 68.05 71.78 1216.85 67.45 0.00 0.00 0.00 0.00 00:50:22 veth024a324 65.94 69.28 1217.62 7.68 0.00 0.00 0.00 0.10 Average: lo 2268.72 2268.72 2165.70 2165.70 0.00 0.00 0.00 0.00 Average: ens3 91.88 73.79 282.02 621.95 0.00 0.00 0.00 0.00 Average: docker0 34.08 35.95 609.43 33.78 0.00 0.00 0.00 0.00 Average: veth024a324 33.02 34.70 609.82 3.85 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-14919) 12/19/25 _x86_64_ (8 CPU) 00:24:06 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:11 all 37.01 0.00 1.38 0.04 0.08 61.49 00:40:11 0 35.69 0.00 1.02 0.07 0.08 63.14 00:40:11 1 41.55 0.00 1.68 0.05 0.08 56.63 00:40:11 2 38.79 0.00 1.65 0.09 0.08 59.40 00:40:11 3 37.25 0.00 1.58 0.04 0.07 61.06 00:40:11 4 36.69 0.00 1.53 0.06 0.07 61.64 00:40:11 5 37.73 0.00 1.21 0.02 0.07 60.96 00:40:11 6 33.61 0.00 1.18 0.00 0.08 65.13 00:40:11 7 34.75 0.00 1.21 0.00 0.08 63.95 00:50:22 all 14.88 0.00 2.06 0.44 0.06 82.57 00:50:22 0 10.30 0.00 1.29 0.87 0.06 87.48 00:50:22 1 17.62 0.00 1.68 0.50 0.06 80.15 00:50:22 2 22.07 0.00 5.05 0.23 0.06 72.59 00:50:22 3 11.71 0.00 1.32 0.11 0.06 86.80 00:50:22 4 14.45 0.00 1.32 0.64 0.07 83.53 00:50:22 5 12.53 0.00 2.50 0.48 0.06 84.43 00:50:22 6 11.14 0.00 0.92 0.55 0.06 87.34 00:50:22 7 19.25 0.00 2.44 0.11 0.06 78.14 Average: all 25.93 0.00 1.72 0.24 0.07 72.04 Average: 0 22.98 0.00 1.15 0.47 0.07 75.33 Average: 1 29.57 0.00 1.68 0.27 0.07 68.41 Average: 2 30.43 0.00 3.35 0.16 0.07 65.99 Average: 3 24.44 0.00 1.45 0.07 0.07 73.97 Average: 4 25.54 0.00 1.42 0.35 0.07 72.61 Average: 5 25.13 0.00 1.85 0.25 0.07 72.70 Average: 6 22.35 0.00 1.05 0.28 0.07 76.26 Average: 7 27.00 0.00 1.83 0.06 0.07 71.05