---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18376 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 894 24820 4 6376 30730 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:9e:ae:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.233/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83899sec preferred_lft 83899sec inet6 fe80::f816:3eff:fe9e:aed3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:20:ba:ea:89:ca 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-18376) 01/04/26 _x86_64_ (8 CPU) 17:58:24 LINUX RESTART (8 CPU) 18:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:04 44.80 3.89 24.69 16.22 775.63 5026.35 521868.99 18:20:16 32.25 0.12 27.91 4.22 5.44 2601.52 11535.76 18:30:01 34.89 0.01 30.58 4.30 0.08 3092.06 20829.49 Average: 37.31 1.35 27.70 8.27 261.84 3573.57 185601.39 18:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:04 26325476 29803088 2507808 7.63 151124 3576956 2613032 7.71 856084 5265280 60792 18:20:16 24848656 28806948 3498752 10.65 191724 3967948 3515008 10.37 991072 6544684 46132 18:30:01 23909868 28548624 3752720 11.42 218356 4573916 3733756 11.01 1142304 7278636 181696 Average: 25028000 29052887 3253093 9.90 187068 4039607 3287265 9.69 996487 6362867 96207 18:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:04 lo 829.84 829.84 789.87 789.87 0.00 0.00 0.00 0.00 18:10:04 ens3 126.70 94.39 896.78 22.73 0.00 0.00 0.00 0.00 18:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:16 lo 1791.22 1791.22 1704.91 1704.91 0.00 0.00 0.00 0.00 18:20:16 ens3 44.76 32.81 18.72 12.91 0.00 0.00 0.00 0.00 18:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 1682.85 1682.85 1601.63 1601.63 0.00 0.00 0.00 0.00 18:30:01 ens3 48.11 36.17 19.63 15.41 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1433.80 1433.80 1364.67 1364.67 0.00 0.00 0.00 0.00 Average: ens3 73.31 54.54 313.31 17.01 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-18376) 01/04/26 _x86_64_ (8 CPU) 17:58:24 LINUX RESTART (8 CPU) 18:00:01 CPU %user %nice %system %iowait %steal %idle 18:10:04 all 30.95 0.00 1.47 0.08 0.06 67.43 18:10:04 0 28.22 0.00 1.64 0.16 0.06 69.92 18:10:04 1 31.46 0.00 1.38 0.08 0.06 67.01 18:10:04 2 31.92 0.00 1.33 0.05 0.07 66.63 18:10:04 3 31.84 0.00 1.67 0.08 0.06 66.35 18:10:04 4 32.26 0.00 1.30 0.06 0.06 66.31 18:10:04 5 29.78 0.00 1.30 0.09 0.06 68.77 18:10:04 6 31.66 0.00 1.64 0.04 0.06 66.60 18:10:04 7 30.47 0.00 1.49 0.10 0.06 67.88 18:20:16 all 36.35 0.00 1.78 0.05 0.07 61.75 18:20:16 0 36.53 0.00 1.78 0.04 0.07 61.58 18:20:16 1 34.86 0.00 2.01 0.03 0.08 63.02 18:20:16 2 33.60 0.00 1.83 0.13 0.07 64.37 18:20:16 3 34.71 0.00 1.74 0.04 0.07 63.44 18:20:16 4 39.24 0.00 1.75 0.04 0.07 58.90 18:20:16 5 35.03 0.00 1.73 0.05 0.07 63.11 18:20:16 6 40.49 0.00 1.66 0.05 0.07 57.72 18:20:16 7 36.36 0.00 1.71 0.05 0.06 61.82 18:30:01 all 36.28 0.00 1.98 0.06 0.07 61.61 18:30:01 0 34.64 0.00 1.80 0.04 0.08 63.44 18:30:01 1 31.79 0.00 2.17 0.06 0.07 65.91 18:30:01 2 35.89 0.00 2.21 0.10 0.08 61.72 18:30:01 3 37.78 0.00 1.74 0.03 0.07 60.39 18:30:01 4 38.58 0.00 2.08 0.05 0.08 59.22 18:30:01 5 38.96 0.00 1.86 0.04 0.07 59.06 18:30:01 6 38.59 0.00 1.86 0.12 0.07 59.35 18:30:01 7 33.99 0.00 2.09 0.04 0.06 63.81 Average: all 34.52 0.00 1.74 0.07 0.07 63.61 Average: 0 33.13 0.00 1.74 0.08 0.07 64.98 Average: 1 32.73 0.00 1.85 0.06 0.07 65.30 Average: 2 33.78 0.00 1.79 0.09 0.07 64.27 Average: 3 34.74 0.00 1.71 0.05 0.07 63.43 Average: 4 36.69 0.00 1.71 0.05 0.07 61.49 Average: 5 34.55 0.00 1.63 0.06 0.07 63.69 Average: 6 36.91 0.00 1.72 0.07 0.07 61.23 Average: 7 33.61 0.00 1.76 0.06 0.06 64.50