---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18362 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 12G 144G 8% / 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 900 24789 4 6402 30724 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:62:68:95 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84097sec preferred_lft 84097sec inet6 fe80::f816:3eff:fe62:6895/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:f7:31:30:d1:ba 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18362) 01/04/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:01 39.63 4.02 32.31 3.29 801.81 6042.95 16922.38 13:20:11 30.61 0.13 26.50 3.98 5.52 2491.12 21541.91 13:30:11 36.14 0.01 31.60 4.52 0.12 3281.27 13848.64 Average: 35.40 1.36 30.10 3.94 263.65 3914.41 17464.67 13:00:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:01 26257408 29696140 2613940 7.95 147764 3547952 2754848 8.12 820172 5363372 9348 13:20:11 25485468 29531028 2774320 8.44 187572 4060532 3350224 9.88 960532 5943420 125880 13:30:11 24724632 29256896 3043616 9.26 218096 4471936 3635596 10.72 1098568 6519996 17772 Average: 25489169 29494688 2810625 8.55 184477 4026807 3246889 9.57 959757 5942263 51000 13:00:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:01 lo 857.71 857.71 816.60 816.60 0.00 0.00 0.00 0.00 13:10:01 ens3 124.87 96.44 1115.72 20.74 0.00 0.00 0.00 0.00 13:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:11 lo 1613.93 1613.93 1535.80 1535.80 0.00 0.00 0.00 0.00 13:20:11 ens3 59.11 40.04 20.39 14.89 0.00 0.00 0.00 0.00 13:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:11 lo 1735.12 1735.12 1651.09 1651.09 0.00 0.00 0.00 0.00 13:30:11 ens3 61.22 41.11 21.24 16.43 0.00 0.00 0.00 0.00 13:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1407.55 1407.55 1339.54 1339.54 0.00 0.00 0.00 0.00 Average: ens3 81.28 58.81 378.22 17.31 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-18362) 01/04/26 _x86_64_ (8 CPU) 12:59:26 LINUX RESTART (8 CPU) 13:00:15 CPU %user %nice %system %iowait %steal %idle 13:10:01 all 26.40 0.00 1.25 0.17 0.05 72.12 13:10:01 0 28.19 0.00 1.24 0.23 0.05 70.28 13:10:01 1 28.62 0.00 1.54 0.13 0.06 69.66 13:10:01 2 29.98 0.00 1.54 0.12 0.06 68.29 13:10:01 3 26.00 0.00 1.33 0.41 0.05 72.21 13:10:01 4 26.89 0.00 1.11 0.08 0.05 71.88 13:10:01 5 25.55 0.00 1.02 0.06 0.05 73.32 13:10:01 6 24.35 0.00 1.14 0.08 0.06 74.37 13:10:01 7 21.64 0.00 1.10 0.25 0.05 76.96 13:20:11 all 36.83 0.00 1.58 0.09 0.07 61.43 13:20:11 0 34.29 0.00 1.40 0.06 0.07 64.19 13:20:11 1 37.61 0.00 1.87 0.09 0.07 60.36 13:20:11 2 37.82 0.00 1.50 0.24 0.07 60.37 13:20:11 3 41.19 0.00 1.74 0.05 0.07 56.95 13:20:11 4 34.47 0.00 1.30 0.08 0.06 64.09 13:20:11 5 41.09 0.00 1.89 0.03 0.07 56.92 13:20:11 6 35.49 0.00 1.72 0.08 0.07 62.64 13:20:11 7 32.67 0.00 1.24 0.11 0.06 65.92 13:30:11 all 37.23 0.00 1.77 0.13 0.07 60.80 13:30:11 0 34.25 0.00 1.85 0.08 0.07 63.74 13:30:11 1 40.86 0.00 1.87 0.11 0.08 57.09 13:30:11 2 41.43 0.00 1.74 0.45 0.08 56.30 13:30:11 3 34.44 0.00 1.73 0.14 0.07 63.63 13:30:11 4 35.87 0.00 1.58 0.05 0.07 62.43 13:30:11 5 36.86 0.00 1.79 0.07 0.07 61.22 13:30:11 6 35.27 0.00 1.84 0.09 0.07 62.74 13:30:11 7 38.84 0.00 1.78 0.08 0.07 59.23 Average: all 33.56 0.00 1.54 0.13 0.06 64.71 Average: 0 32.29 0.00 1.50 0.12 0.06 66.02 Average: 1 35.76 0.00 1.76 0.11 0.07 62.31 Average: 2 36.47 0.00 1.59 0.27 0.07 61.60 Average: 3 33.97 0.00 1.60 0.20 0.06 64.17 Average: 4 32.46 0.00 1.33 0.07 0.06 66.08 Average: 5 34.60 0.00 1.57 0.05 0.06 63.71 Average: 6 31.78 0.00 1.57 0.08 0.06 66.50 Average: 7 31.13 0.00 1.37 0.15 0.06 67.29