---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12408 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 19G 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 797 17513 4 13781 30826 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:4c:41:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84147sec preferred_lft 84147sec inet6 fe80::f816:3eff:fe4c:41f5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:51:3b:7a:43:15 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::3051:3bff:fe7a:4315/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12408) 12/11/25 _x86_64_ (8 CPU) 00:05:14 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:05 43.93 12.97 15.42 15.54 759.96 4268.59 544444.75 00:30:05 9.72 0.06 9.11 0.55 0.53 2925.85 2998.13 00:40:04 24.26 0.18 23.70 0.38 5.02 18905.96 985.27 Average: 25.98 4.40 16.08 5.49 255.31 8699.16 182906.84 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:05 23313504 28376512 3924160 11.94 183788 5022396 4134464 12.19 1204416 7802120 55192 00:30:05 22463256 28294412 4000264 12.17 213236 5697772 4163392 12.28 1400980 8392260 15608 00:40:04 15740620 28091468 4177292 12.71 277272 11904060 4205060 12.40 3296972 12928716 773204 Average: 20505793 28254131 4033905 12.28 224765 7541409 4167639 12.29 1967456 9707699 281335 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:05 lo 5.49 5.49 0.54 0.54 0.00 0.00 0.00 0.00 00:20:05 ens3 62.33 47.27 354.10 12.94 0.00 0.00 0.00 0.00 00:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 00:30:05 ens3 49.39 36.52 17.45 19.79 0.00 0.00 0.00 0.00 00:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:04 lo 4623.82 4623.82 4415.07 4415.07 0.00 0.00 0.00 0.00 00:40:04 ens3 62.94 48.18 313.01 14.14 0.00 0.00 0.00 0.00 00:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1543.18 1543.18 1471.58 1471.58 0.00 0.00 0.00 0.00 Average: ens3 58.22 43.99 228.23 15.62 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-12408) 12/11/25 _x86_64_ (8 CPU) 00:05:14 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:05 all 39.97 0.04 1.36 0.11 0.07 58.45 00:20:05 0 39.17 0.00 1.28 0.17 0.08 59.29 00:20:05 1 40.28 0.01 1.27 0.06 0.07 58.32 00:20:05 2 42.96 0.00 1.41 0.03 0.07 55.53 00:20:05 3 44.77 0.00 1.53 0.13 0.07 53.51 00:20:05 4 36.92 0.02 1.35 0.16 0.07 61.47 00:20:05 5 38.73 0.02 1.34 0.05 0.07 59.80 00:20:05 6 40.68 0.00 1.30 0.02 0.06 57.93 00:20:05 7 36.22 0.27 1.39 0.28 0.07 61.77 00:30:05 all 34.54 0.00 1.40 0.04 0.07 63.96 00:30:05 0 29.88 0.00 1.28 0.12 0.07 68.66 00:30:05 1 37.22 0.00 1.71 0.02 0.07 60.98 00:30:05 2 35.80 0.00 1.43 0.01 0.07 62.69 00:30:05 3 37.48 0.00 1.70 0.08 0.07 60.68 00:30:05 4 34.23 0.00 1.26 0.01 0.07 64.44 00:30:05 5 36.55 0.00 1.25 0.01 0.07 62.13 00:30:05 6 32.76 0.00 1.38 0.03 0.06 65.77 00:30:05 7 32.40 0.00 1.17 0.03 0.06 66.34 00:40:04 all 20.88 0.00 1.96 0.18 0.05 76.93 00:40:04 0 15.45 0.00 1.13 0.18 0.06 83.18 00:40:04 1 26.95 0.00 3.53 0.21 0.05 69.25 00:40:04 2 21.29 0.00 2.47 0.07 0.05 76.11 00:40:04 3 16.83 0.00 1.09 0.20 0.06 81.82 00:40:04 4 14.10 0.00 0.75 0.15 0.05 84.95 00:40:04 5 22.70 0.00 1.63 0.24 0.05 75.38 00:40:04 6 27.56 0.00 2.66 0.10 0.05 69.63 00:40:04 7 22.23 0.00 2.45 0.26 0.05 75.01 Average: all 31.80 0.01 1.57 0.11 0.06 66.44 Average: 0 28.16 0.00 1.23 0.16 0.07 70.38 Average: 1 34.83 0.00 2.17 0.09 0.06 62.84 Average: 2 33.36 0.00 1.77 0.04 0.06 64.77 Average: 3 33.03 0.00 1.44 0.14 0.06 65.33 Average: 4 28.42 0.01 1.12 0.11 0.06 70.28 Average: 5 32.67 0.01 1.41 0.10 0.06 65.76 Average: 6 33.68 0.00 1.78 0.05 0.06 64.44 Average: 7 30.29 0.09 1.67 0.19 0.06 67.70