---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1018 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 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 846 14493 4 16752 30778 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:b1:2a:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.79/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85068sec preferred_lft 85068sec inet6 fe80::f816:3eff:feb1:2a58/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:30:88:05:69:ab 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::3030:88ff:fe05:69ab/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1018) 05/18/26 _x86_64_ (8 CPU) 18:14:31 LINUX RESTART (8 CPU) 18:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:38 287.84 1.14 277.58 9.13 14.37 51078.61 188392.28 Average: 287.84 1.14 277.58 9.13 14.37 51078.61 188392.28 18:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:38 14828888 30715472 1523036 4.63 432840 14979688 2216812 6.54 6649880 10147676 17344 Average: 14828888 30715472 1523036 4.63 432840 14979688 2216812 6.54 6649880 10147676 17344 18:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:38 lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 18:30:38 ens3 139.41 99.44 1767.71 2007.76 0.00 0.00 0.00 0.00 18:30:38 docker0 28.93 41.85 2.20 824.22 0.00 0.00 0.00 0.00 18:30:38 veth281a123 20.64 28.45 1.52 629.87 0.00 0.00 0.00 0.05 Average: lo 0.40 0.40 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 139.41 99.44 1767.71 2007.76 0.00 0.00 0.00 0.00 Average: docker0 28.93 41.85 2.20 824.22 0.00 0.00 0.00 0.00 Average: veth281a123 20.64 28.45 1.52 629.87 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1018) 05/18/26 _x86_64_ (8 CPU) 18:14:31 LINUX RESTART (8 CPU) 18:20:04 CPU %user %nice %system %iowait %steal %idle 18:30:38 all 11.65 0.00 3.50 1.93 0.06 82.86 18:30:38 0 9.62 0.00 3.15 2.00 0.05 85.18 18:30:38 1 10.91 0.00 3.79 2.54 0.07 82.69 18:30:38 2 11.99 0.00 3.54 1.78 0.07 82.62 18:30:38 3 14.49 0.00 3.86 1.57 0.07 80.01 18:30:38 4 12.41 0.00 3.56 2.89 0.07 81.07 18:30:38 5 10.84 0.00 3.21 1.39 0.06 84.51 18:30:38 6 12.94 0.00 3.57 1.49 0.07 81.93 18:30:38 7 10.04 0.00 3.28 1.78 0.06 84.84 Average: all 11.65 0.00 3.50 1.93 0.06 82.86 Average: 0 9.62 0.00 3.15 2.00 0.05 85.18 Average: 1 10.91 0.00 3.79 2.54 0.07 82.69 Average: 2 11.99 0.00 3.54 1.78 0.07 82.62 Average: 3 14.49 0.00 3.86 1.57 0.07 80.01 Average: 4 12.41 0.00 3.56 2.89 0.07 81.07 Average: 5 10.84 0.00 3.21 1.39 0.06 84.51 Average: 6 12.94 0.00 3.57 1.49 0.07 81.93 Average: 7 10.04 0.00 3.28 1.78 0.06 84.84