---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7607 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 29G 127G 19% / 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 851 8028 4 23212 30772 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:b6:ba:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.8/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84830sec preferred_lft 84830sec inet6 fe80::f816:3eff:feb6:ba47/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:b8:f1:f7:c6:e5 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::a4b8:f1ff:fef7:c6e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7607) 05/02/26 _x86_64_ (8 CPU) 07:58:11 LINUX RESTART (8 CPU) 08:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 273.87 1.51 262.01 10.34 79.57 56553.98 274090.45 08:20:01 245.61 1.32 238.94 5.36 17.16 45921.06 141446.35 Average: 259.76 1.41 250.49 7.85 48.42 51246.46 207879.95 08:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 18137956 31198088 1068232 3.25 341364 12577408 1642280 4.84 4857500 8963812 20 08:20:01 7709260 30952184 1250448 3.81 570636 21841260 1922004 5.67 9699560 13807128 538140 Average: 12923608 31075136 1159340 3.53 456000 17209334 1782142 5.26 7278530 11385470 269080 08:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 0.70 0.70 0.15 0.15 0.00 0.00 0.00 0.00 08:10:01 ens3 222.49 151.99 2631.45 2101.53 0.00 0.00 0.00 0.00 08:10:01 docker0 17.40 43.60 1.12 814.74 0.00 0.00 0.00 0.00 08:20:01 lo 0.36 0.36 0.07 0.07 0.00 0.00 0.00 0.00 08:20:01 ens3 125.79 81.96 1680.80 1637.32 0.00 0.00 0.00 0.00 08:20:01 docker0 27.43 42.14 2.16 870.87 0.00 0.00 0.00 0.00 08:20:01 vetheba311e 19.16 27.49 1.44 665.22 0.00 0.00 0.00 0.05 Average: lo 0.53 0.53 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 174.22 117.03 2156.93 1869.81 0.00 0.00 0.00 0.00 Average: docker0 22.41 42.88 1.64 842.76 0.00 0.00 0.00 0.00 Average: vetheba311e 9.57 13.72 0.72 332.05 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-7607) 05/02/26 _x86_64_ (8 CPU) 07:58:11 LINUX RESTART (8 CPU) 08:00:00 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 9.73 0.00 3.36 1.54 0.07 85.30 08:10:01 0 10.13 0.00 3.34 0.56 0.06 85.90 08:10:01 1 12.15 0.00 4.27 3.53 0.08 79.96 08:10:01 2 11.53 0.00 3.71 2.02 0.07 82.68 08:10:01 3 8.03 0.00 2.33 1.61 0.06 87.97 08:10:01 4 9.42 0.00 3.05 1.37 0.06 86.10 08:10:01 5 10.65 0.00 3.56 1.08 0.06 84.65 08:10:01 6 8.59 0.00 3.18 1.29 0.07 86.87 08:10:01 7 7.38 0.00 3.41 0.88 0.07 88.27 08:20:01 all 14.97 0.00 4.98 1.04 0.06 78.95 08:20:01 0 13.59 0.00 4.88 1.17 0.07 80.29 08:20:01 1 14.05 0.00 4.72 0.94 0.06 80.23 08:20:01 2 15.72 0.00 4.63 0.45 0.06 79.14 08:20:01 3 14.01 0.00 5.10 1.29 0.06 79.55 08:20:01 4 14.76 0.00 4.88 1.03 0.06 79.27 08:20:01 5 16.98 0.00 5.32 0.81 0.06 76.83 08:20:01 6 12.71 0.00 4.96 1.79 0.06 80.48 08:20:01 7 17.96 0.00 5.34 0.82 0.07 75.81 Average: all 12.34 0.00 4.16 1.29 0.06 82.14 Average: 0 11.85 0.00 4.11 0.86 0.07 83.11 Average: 1 13.10 0.00 4.50 2.24 0.07 80.10 Average: 2 13.62 0.00 4.17 1.24 0.07 80.91 Average: 3 11.00 0.00 3.70 1.45 0.06 83.79 Average: 4 12.08 0.00 3.96 1.20 0.06 82.70 Average: 5 13.80 0.00 4.44 0.94 0.06 80.76 Average: 6 10.64 0.00 4.07 1.54 0.07 83.69 Average: 7 12.65 0.00 4.37 0.85 0.07 82.06