---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1420 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: 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 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 23G 133G 15% / 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 828 14902 4 16360 30795 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:60:6c:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.7/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84179sec preferred_lft 84179sec inet6 fe80::f816:3eff:fe60:6c80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:43:b7:d1:e4:1d 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::4443:b7ff:fed1:e41d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1420) 11/06/26 _x86_64_ (8 CPU) 15:09:19 LINUX RESTART (8 CPU) 15:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:24 3.32 0.24 2.89 0.18 203.12 298.91 234.81 15:30:08 397.67 6.80 385.55 5.33 494.18 22093.94 17064.97 15:40:49 104.42 0.65 98.12 5.64 24.24 9655.98 32819.99 Average: 163.83 2.47 157.64 3.72 233.29 10483.21 16932.83 15:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:24 29985608 31779288 605048 1.84 61560 2070544 1546336 4.56 248132 2335704 8 15:30:08 23060732 30565488 1693260 5.15 404804 6787996 2546276 7.51 1767720 6970584 109828 15:40:49 17487360 27177016 5063792 15.41 468248 8755576 5277628 15.56 2755480 11391068 9852 Average: 23511233 29840597 2454033 7.47 311537 5871372 3123413 9.21 1590444 6899119 39896 15:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:24 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 15:20:24 ens3 3.79 2.13 60.20 0.39 0.00 0.00 0.00 0.00 15:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:08 lo 2.69 2.69 0.36 0.36 0.00 0.00 0.00 0.00 15:30:08 ens3 244.83 161.81 2823.22 173.99 0.00 0.00 0.00 0.00 15:30:08 docker0 3.40 5.72 0.20 107.13 0.00 0.00 0.00 0.00 15:40:49 lo 7.95 7.95 1.91 1.91 0.00 0.00 0.00 0.00 15:40:49 ens3 283.07 205.65 776.79 435.85 0.00 0.00 0.00 0.00 15:40:49 docker0 5.86 9.34 0.37 130.09 0.00 0.00 0.00 0.00 Average: lo 3.67 3.67 0.78 0.78 0.00 0.00 0.00 0.00 Average: ens3 177.66 123.76 1187.70 207.24 0.00 0.00 0.00 0.00 Average: docker0 3.12 5.07 0.19 79.35 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1420) 11/06/26 _x86_64_ (8 CPU) 15:09:19 LINUX RESTART (8 CPU) 15:10:10 CPU %user %nice %system %iowait %steal %idle 15:20:24 all 0.09 0.00 0.03 0.03 0.00 99.85 15:20:24 0 0.08 0.00 0.04 0.00 0.00 99.89 15:20:24 1 0.35 0.00 0.02 0.01 0.00 99.62 15:20:24 2 0.10 0.00 0.02 0.01 0.00 99.86 15:20:24 3 0.05 0.00 0.02 0.04 0.00 99.89 15:20:24 4 0.02 0.00 0.03 0.12 0.00 99.83 15:20:24 5 0.04 0.00 0.04 0.01 0.00 99.90 15:20:24 6 0.05 0.00 0.05 0.02 0.00 99.88 15:20:24 7 0.07 0.00 0.03 0.00 0.00 99.90 15:30:08 all 17.64 0.00 2.54 0.52 0.01 79.29 15:30:08 0 17.08 0.00 2.56 0.45 0.01 79.90 15:30:08 1 17.06 0.00 2.34 0.31 0.01 80.28 15:30:08 2 17.42 0.00 2.90 0.43 0.01 79.24 15:30:08 3 18.84 0.00 2.64 0.50 0.01 78.01 15:30:08 4 18.97 0.00 2.21 0.80 0.01 78.00 15:30:08 5 16.37 0.00 2.59 0.87 0.01 80.15 15:30:08 6 16.16 0.00 2.58 0.30 0.01 80.95 15:30:08 7 19.24 0.00 2.48 0.47 0.01 77.80 15:40:49 all 73.91 0.00 3.49 0.14 0.03 22.43 15:40:49 0 73.41 0.00 3.57 0.18 0.04 22.80 15:40:49 1 74.12 0.00 3.30 0.15 0.04 22.39 15:40:49 2 73.55 0.00 3.65 0.09 0.03 22.69 15:40:49 3 71.92 0.00 3.68 0.21 0.02 24.17 15:40:49 4 76.95 0.00 3.52 0.12 0.03 19.38 15:40:49 5 74.44 0.00 3.35 0.12 0.03 22.05 15:40:49 6 72.28 0.00 3.40 0.15 0.03 24.14 15:40:49 7 74.63 0.00 3.43 0.08 0.03 21.82 Average: all 31.36 0.00 2.03 0.22 0.01 66.38 Average: 0 31.02 0.00 2.07 0.21 0.02 66.69 Average: 1 31.36 0.00 1.90 0.15 0.02 66.57 Average: 2 31.15 0.00 2.20 0.17 0.01 66.46 Average: 3 31.02 0.00 2.12 0.25 0.01 66.59 Average: 4 32.80 0.00 1.94 0.34 0.02 64.91 Average: 5 31.11 0.00 2.00 0.32 0.02 66.55 Average: 6 30.29 0.00 2.02 0.16 0.01 67.52 Average: 7 32.09 0.00 1.99 0.18 0.01 65.72