---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17969 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: 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 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 749 19030 4 12311 30874 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:d1:4a:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fed1:4ab7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:9e:7c:22:f1:41 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::c9e:7cff:fe22:f141/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17969) 01/03/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.17 0.46 18.27 0.44 17.02 14622.62 926.83 00:30:05 37.33 1.86 34.42 1.05 310.97 11248.44 10926.91 Average: 28.32 1.17 26.40 0.75 165.09 12923.02 5963.95 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19922076 28406800 3884268 11.82 182952 8378056 3943848 11.63 2146512 10172536 48 00:30:05 19684420 31608184 664208 2.02 220824 11634804 1321844 3.90 3295328 9060856 268 Average: 19803248 30007492 2274238 6.92 201888 10006430 2632846 7.76 2720920 9616696 158 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1769.23 1769.23 1688.44 1688.44 0.00 0.00 0.00 0.00 00:20:01 ens3 53.26 44.05 315.11 12.53 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 2690.25 2690.25 2562.74 2562.74 0.00 0.00 0.00 0.00 00:30:05 ens3 166.23 173.72 239.01 2609.89 0.00 0.00 0.00 0.00 00:30:05 docker0 84.94 84.94 1348.87 71.12 0.00 0.00 0.00 0.00 Average: lo 2233.15 2233.15 2128.84 2128.84 0.00 0.00 0.00 0.00 Average: ens3 110.16 109.37 276.78 1320.84 0.00 0.00 0.00 0.00 Average: docker0 42.79 42.79 679.44 35.82 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-17969) 01/03/26 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.68 0.00 1.62 0.19 0.07 69.45 00:20:01 0 23.75 0.00 1.19 0.22 0.07 74.78 00:20:01 1 40.67 0.00 1.83 0.04 0.07 57.39 00:20:01 2 25.82 0.00 1.32 0.45 0.06 72.35 00:20:01 3 33.36 0.00 2.35 0.11 0.07 64.11 00:20:01 4 28.87 0.00 1.74 0.07 0.06 69.26 00:20:01 5 24.16 0.00 1.18 0.18 0.07 74.41 00:20:01 6 30.14 0.00 2.22 0.04 0.07 67.53 00:20:01 7 22.70 0.00 1.13 0.38 0.06 75.73 00:30:05 all 11.69 0.00 1.56 0.28 0.04 86.42 00:30:05 0 13.76 0.00 0.87 0.71 0.04 84.62 00:30:05 1 14.99 0.00 2.24 0.12 0.04 82.61 00:30:05 2 8.64 0.00 1.07 0.31 0.05 89.93 00:30:05 3 13.62 0.00 0.77 0.23 0.05 85.33 00:30:05 4 8.86 0.00 1.86 0.40 0.04 88.84 00:30:05 5 13.27 0.00 1.55 0.04 0.04 85.10 00:30:05 6 11.69 0.00 1.27 0.27 0.05 86.71 00:30:05 7 8.69 0.00 2.88 0.16 0.04 88.24 Average: all 20.12 0.00 1.59 0.23 0.06 78.00 Average: 0 18.71 0.00 1.03 0.47 0.05 79.74 Average: 1 27.75 0.00 2.03 0.08 0.06 70.07 Average: 2 17.16 0.00 1.20 0.38 0.06 81.21 Average: 3 23.39 0.00 1.55 0.17 0.06 74.83 Average: 4 18.78 0.00 1.80 0.24 0.05 79.13 Average: 5 18.66 0.00 1.37 0.11 0.05 79.81 Average: 6 20.82 0.00 1.74 0.16 0.06 77.21 Average: 7 15.67 0.00 2.01 0.27 0.05 82.01