---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-9294 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: 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 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 942 19080 4 12069 30682 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:81:b7:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.69/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84202sec preferred_lft 84202sec inet6 fe80::f816:3eff:fe81:b77f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:3c:02:f7:e7:f3 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-9294) 05/09/26 _x86_64_ (8 CPU) 21:32:22 LINUX RESTART (8 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:04 12.88 0.25 11.52 1.11 3.83 1914.28 588.68 22:00:04 21.20 2.82 16.00 2.38 198.45 9148.09 11068.95 Average: 17.03 1.53 13.75 1.74 100.86 5520.61 5813.49 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:04 18446592 27258844 4985436 15.17 473392 7877768 8448056 24.91 1528048 11678820 1120 22:00:04 17347660 28892364 3345444 10.18 487436 10498136 2886452 8.51 1847856 12350540 62864 Average: 17897126 28075604 4165440 12.68 480414 9187952 5667254 16.71 1687952 12014680 31992 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:04 lo 6.93 6.93 1.81 1.81 0.00 0.00 0.00 0.00 21:50:04 ens3 148.44 85.35 153.69 43.22 0.00 0.00 0.00 0.00 21:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:04 lo 1.30 1.30 1.59 1.59 0.00 0.00 0.00 0.00 22:00:04 ens3 210.99 114.29 756.51 48.59 0.00 0.00 0.00 0.00 22:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4.12 4.12 1.70 1.70 0.00 0.00 0.00 0.00 Average: ens3 179.63 99.78 454.22 45.90 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-9294) 05/09/26 _x86_64_ (8 CPU) 21:32:22 LINUX RESTART (8 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:04 all 88.39 0.00 2.56 0.01 0.11 8.92 21:50:04 0 87.37 0.00 2.56 0.01 0.11 9.94 21:50:04 1 87.80 0.00 2.53 0.02 0.11 9.53 21:50:04 2 86.96 0.00 2.88 0.00 0.11 10.05 21:50:04 3 88.38 0.00 2.58 0.03 0.11 8.90 21:50:04 4 89.11 0.00 2.55 0.04 0.12 8.18 21:50:04 5 88.46 0.00 2.57 0.00 0.11 8.86 21:50:04 6 91.45 0.00 2.45 0.00 0.11 5.98 21:50:04 7 87.56 0.00 2.38 0.01 0.11 9.93 22:00:04 all 85.35 0.00 2.59 0.12 0.11 11.83 22:00:04 0 86.37 0.00 2.56 0.01 0.11 10.95 22:00:04 1 84.19 0.00 2.50 0.06 0.11 13.14 22:00:04 2 89.80 0.00 2.85 0.02 0.12 7.21 22:00:04 3 84.58 0.00 2.64 0.50 0.11 12.17 22:00:04 4 83.29 0.00 2.56 0.14 0.11 13.90 22:00:04 5 85.11 0.00 2.63 0.05 0.11 12.10 22:00:04 6 85.24 0.00 2.69 0.17 0.11 11.79 22:00:04 7 84.23 0.00 2.29 0.00 0.11 13.37 Average: all 86.87 0.00 2.58 0.07 0.11 10.37 Average: 0 86.87 0.00 2.56 0.01 0.11 10.44 Average: 1 86.00 0.00 2.52 0.04 0.11 11.33 Average: 2 88.37 0.00 2.87 0.01 0.11 8.63 Average: 3 86.48 0.00 2.61 0.27 0.11 10.53 Average: 4 86.21 0.00 2.56 0.09 0.11 11.03 Average: 5 86.79 0.00 2.60 0.03 0.11 10.47 Average: 6 88.35 0.00 2.57 0.09 0.11 8.88 Average: 7 85.90 0.00 2.34 0.01 0.11 11.65