---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18658 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 746 19041 4 12304 30878 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:90:ca:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84499sec preferred_lft 84499sec inet6 fe80::f816:3eff:fe90:cacd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:4a:7c:da:35:78 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::1c4a:7cff:feda:3578/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18658) 01/06/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 16.75 0.44 15.90 0.41 16.36 14385.12 1307.08 00:30:01 30.21 1.85 27.32 1.03 310.99 11300.92 2303.16 Average: 23.48 1.15 21.61 0.72 163.67 12843.02 1805.12 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19775808 28253820 4037692 12.29 182812 8371088 4146804 12.23 2136456 10314440 44 00:30:01 19702196 31619372 652304 1.98 221632 11627428 1343676 3.96 3289540 9058216 96 Average: 19739002 29936596 2344998 7.14 202222 9999258 2745240 8.10 2712998 9686328 70 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2175.44 2175.44 2076.44 2076.44 0.00 0.00 0.00 0.00 00:20:01 ens3 50.13 40.62 311.31 11.06 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 00:30:01 lo 2237.71 2237.71 2126.94 2126.94 0.00 0.00 0.00 0.00 00:30:01 ens3 191.85 210.90 245.85 2699.38 0.00 0.00 0.00 0.00 00:30:01 docker0 109.91 98.21 1359.49 72.46 0.00 0.00 0.00 0.00 Average: lo 2206.57 2206.57 2101.69 2101.69 0.00 0.00 0.00 0.00 Average: ens3 120.99 125.76 278.58 1355.22 0.00 0.00 0.00 0.00 Average: docker0 54.96 49.10 679.75 36.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18658) 01/06/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.92 0.00 1.71 0.09 0.07 70.22 00:20:01 0 27.91 0.00 1.04 0.01 0.07 70.96 00:20:01 1 24.70 0.00 1.53 0.19 0.07 73.52 00:20:01 2 27.39 0.00 2.14 0.07 0.07 70.33 00:20:01 3 30.81 0.00 2.62 0.17 0.07 66.34 00:20:01 4 28.57 0.00 1.33 0.02 0.06 70.02 00:20:01 5 33.64 0.00 1.79 0.06 0.07 64.44 00:20:01 6 28.97 0.00 2.05 0.16 0.07 68.76 00:20:01 7 21.38 0.00 1.17 0.00 0.06 77.39 00:30:01 all 11.74 0.00 1.52 0.13 0.04 86.56 00:30:01 0 8.31 0.00 1.54 0.06 0.04 90.05 00:30:01 1 18.30 0.00 3.50 0.31 0.05 77.84 00:30:01 2 9.95 0.00 1.80 0.16 0.04 88.05 00:30:01 3 12.61 0.00 1.21 0.09 0.05 86.03 00:30:01 4 10.71 0.00 0.83 0.10 0.04 88.31 00:30:01 5 14.41 0.00 0.89 0.12 0.04 84.55 00:30:01 6 9.40 0.00 1.06 0.09 0.04 89.42 00:30:01 7 10.25 0.00 1.38 0.11 0.05 88.21 Average: all 19.82 0.00 1.62 0.11 0.06 78.40 Average: 0 18.10 0.00 1.29 0.04 0.06 80.52 Average: 1 21.50 0.00 2.52 0.25 0.06 75.67 Average: 2 18.67 0.00 1.97 0.11 0.06 79.20 Average: 3 21.69 0.00 1.91 0.13 0.06 76.21 Average: 4 19.63 0.00 1.08 0.06 0.05 79.18 Average: 5 24.02 0.00 1.34 0.09 0.05 74.51 Average: 6 19.17 0.00 1.55 0.13 0.05 79.10 Average: 7 15.82 0.00 1.28 0.06 0.05 82.80