---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-63299 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 11G 145G 7% / 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 895 25857 4 5339 30728 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:2c:cc:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84218sec preferred_lft 84218sec inet6 fe80::f816:3eff:fe2c:cc46/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:06:65:16:f8:3a 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63299) 10/10/26 _x86_64_ (8 CPU) 07:09:23 LINUX RESTART (8 CPU) 07:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:40 33.83 3.28 27.89 2.66 168.65 5986.84 8162.44 07:30:14 45.79 12.51 28.79 4.49 142.73 2264.01 16394.69 07:40:01 30.13 0.01 26.23 3.88 0.40 2570.36 14899.73 Average: 36.46 5.17 27.63 3.65 105.16 3670.92 13015.56 07:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:40 25099340 28590504 3720312 11.32 151968 3578816 3772888 11.13 627372 6690132 1652 07:30:14 25095908 28974088 3331928 10.14 186656 3882712 3383796 9.98 743696 6525296 24352 07:40:01 24615252 28907764 3394816 10.33 213328 4235988 3411396 10.06 823684 6882700 7120 Average: 24936833 28824119 3482352 10.60 183984 3899172 3522693 10.39 731584 6699376 11041 07:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:40 lo 882.36 882.36 840.24 840.24 0.00 0.00 0.00 0.00 07:20:40 ens3 139.94 106.09 994.09 18.86 0.00 0.00 0.00 0.00 07:20:40 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:14 lo 2030.35 2030.35 1936.96 1936.96 0.00 0.00 0.00 0.00 07:30:14 ens3 40.49 27.06 16.04 12.23 0.00 0.00 0.00 0.00 07:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:01 lo 1623.22 1623.22 1547.43 1547.43 0.00 0.00 0.00 0.00 07:40:01 ens3 38.79 26.92 15.19 11.84 0.00 0.00 0.00 0.00 07:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1494.00 1494.00 1424.37 1424.37 0.00 0.00 0.00 0.00 Average: ens3 74.83 54.75 358.99 14.43 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 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63299) 10/10/26 _x86_64_ (8 CPU) 07:09:23 LINUX RESTART (8 CPU) 07:10:12 CPU %user %nice %system %iowait %steal %idle 07:20:40 all 37.45 0.00 1.81 0.14 0.01 60.59 07:20:40 0 38.80 0.00 1.91 0.57 0.02 58.70 07:20:40 1 40.51 0.00 1.85 0.11 0.01 57.53 07:20:40 2 40.81 0.00 1.94 0.12 0.01 57.12 07:20:40 3 33.28 0.00 1.50 0.05 0.01 65.17 07:20:40 4 39.29 0.00 2.06 0.06 0.01 58.59 07:20:40 5 38.34 0.00 2.00 0.08 0.01 59.57 07:20:40 6 37.93 0.00 1.58 0.08 0.02 60.38 07:20:40 7 30.62 0.00 1.63 0.07 0.01 67.67 07:30:14 all 33.28 0.04 2.03 0.13 0.01 64.52 07:30:14 0 30.23 0.01 1.90 0.09 0.01 67.77 07:30:14 1 33.19 0.32 2.12 0.34 0.02 64.01 07:30:14 2 36.08 0.00 2.28 0.10 0.01 61.53 07:30:14 3 34.37 0.00 1.83 0.07 0.01 63.71 07:30:14 4 33.44 0.00 2.02 0.07 0.02 64.45 07:30:14 5 32.77 0.00 1.89 0.03 0.01 65.31 07:30:14 6 35.42 0.00 2.10 0.04 0.02 62.42 07:30:14 7 30.72 0.00 2.10 0.25 0.01 66.92 07:40:01 all 34.13 0.00 2.00 0.09 0.01 63.77 07:40:01 0 30.89 0.00 1.89 0.09 0.01 67.12 07:40:01 1 37.14 0.00 2.35 0.03 0.02 60.47 07:40:01 2 34.35 0.00 2.03 0.13 0.01 63.49 07:40:01 3 31.96 0.00 1.94 0.04 0.02 66.04 07:40:01 4 36.15 0.00 1.95 0.06 0.01 61.83 07:40:01 5 36.77 0.00 2.13 0.14 0.01 60.95 07:40:01 6 33.04 0.00 1.97 0.05 0.01 64.92 07:40:01 7 32.74 0.00 1.76 0.14 0.01 65.35 Average: all 35.02 0.01 1.94 0.12 0.01 62.89 Average: 0 33.45 0.00 1.90 0.26 0.01 64.38 Average: 1 37.05 0.10 2.10 0.16 0.01 60.57 Average: 2 37.17 0.00 2.08 0.12 0.01 60.62 Average: 3 33.20 0.00 1.75 0.05 0.01 64.99 Average: 4 36.38 0.00 2.01 0.06 0.01 61.53 Average: 5 36.04 0.00 2.01 0.09 0.01 61.86 Average: 6 35.52 0.00 1.88 0.06 0.02 62.52 Average: 7 31.35 0.00 1.82 0.15 0.01 66.67