---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6710 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 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 763 20083 4 11245 30861 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:39:fe:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.219/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84786sec preferred_lft 84786sec inet6 fe80::f816:3eff:fe39:fed2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:3c:eb:a0:b9:7a 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6710) 04/28/26 _x86_64_ (8 CPU) 09:34:21 LINUX RESTART (8 CPU) 09:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:09 19.40 0.71 17.49 1.20 18.71 4399.63 1204.46 10:00:09 14.15 0.05 11.56 2.53 5.99 3408.21 26862.34 Average: 16.78 0.38 14.53 1.86 12.36 3904.83 14009.94 09:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:09 16981952 25763648 6480264 19.72 471544 7852696 10205244 30.09 1509260 13160020 4644 10:00:09 18406932 28644096 3596436 10.94 483700 9242768 3334608 9.83 1633448 11549360 611328 Average: 17694442 27203872 5038350 15.33 477622 8547732 6769926 19.96 1571354 12354690 307986 09:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:09 lo 7.02 7.02 1.90 1.90 0.00 0.00 0.00 0.00 09:50:09 ens3 207.63 128.43 320.48 59.32 0.00 0.00 0.00 0.00 09:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:09 lo 1.14 1.14 0.12 0.12 0.00 0.00 0.00 0.00 10:00:09 ens3 159.04 98.99 168.45 48.78 0.00 0.00 0.00 0.00 10:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.08 4.08 1.01 1.01 0.00 0.00 0.00 0.00 Average: ens3 183.38 113.74 244.61 54.06 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 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-6710) 04/28/26 _x86_64_ (8 CPU) 09:34:21 LINUX RESTART (8 CPU) 09:40:06 CPU %user %nice %system %iowait %steal %idle 09:50:09 all 86.97 0.00 2.69 0.01 0.12 10.21 09:50:09 0 87.26 0.00 2.76 0.00 0.12 9.86 09:50:09 1 88.68 0.00 2.71 0.01 0.12 8.49 09:50:09 2 86.43 0.00 2.64 0.01 0.11 10.81 09:50:09 3 85.33 0.00 2.69 0.01 0.12 11.86 09:50:09 4 86.91 0.00 2.80 0.01 0.12 10.17 09:50:09 5 86.74 0.00 2.63 0.00 0.12 10.51 09:50:09 6 85.86 0.00 2.72 0.05 0.12 11.25 09:50:09 7 88.51 0.00 2.59 0.00 0.12 8.77 10:00:09 all 94.72 0.00 2.93 0.01 0.13 2.20 10:00:09 0 94.79 0.00 2.93 0.00 0.13 2.14 10:00:09 1 94.77 0.00 2.82 0.00 0.14 2.27 10:00:09 2 94.89 0.00 2.88 0.00 0.13 2.10 10:00:09 3 94.51 0.00 2.91 0.05 0.14 2.39 10:00:09 4 94.48 0.00 3.12 0.02 0.13 2.25 10:00:09 5 94.71 0.00 2.63 0.01 0.13 2.52 10:00:09 6 95.09 0.00 2.93 0.00 0.14 1.84 10:00:09 7 94.51 0.00 3.25 0.00 0.13 2.10 Average: all 90.84 0.00 2.81 0.01 0.13 6.21 Average: 0 91.02 0.00 2.85 0.00 0.12 6.01 Average: 1 91.72 0.00 2.76 0.00 0.13 5.38 Average: 2 90.66 0.00 2.76 0.00 0.12 6.46 Average: 3 89.91 0.00 2.80 0.03 0.13 7.13 Average: 4 90.69 0.00 2.96 0.01 0.13 6.21 Average: 5 90.72 0.00 2.63 0.01 0.13 6.52 Average: 6 90.47 0.00 2.83 0.03 0.13 6.55 Average: 7 91.51 0.00 2.92 0.00 0.13 5.44