---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18910 5.15.0-168-generic #178-Ubuntu SMP Fri Jan 9 19:05:03 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 12G 144G 8% / 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 930 24699 4 6462 30694 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:83:6a:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.161/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84244sec preferred_lft 84244sec inet6 fe80::f816:3eff:fe83:6afe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:bb:f5:99:eb:47 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-18910) 02/19/26 _x86_64_ (8 CPU) 11:11:38 LINUX RESTART (8 CPU) 11:20:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:12 30.31 0.15 26.27 3.89 5.77 2350.63 10672.73 11:40:12 32.76 0.00 28.66 4.10 0.04 3265.09 13217.45 Average: 31.54 0.07 27.47 4.00 2.88 2811.09 11954.09 11:20:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:12 25404796 29362664 2942956 8.96 180212 3987292 2936140 8.66 940364 6030020 28300 11:40:12 24731684 29297636 3002888 9.14 219892 4502708 2964692 8.74 1092248 6494428 18200 Average: 25068240 29330150 2972922 9.05 200052 4245000 2950416 8.70 1016306 6262224 23250 11:20:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:12 lo 1642.35 1642.35 1562.92 1562.92 0.00 0.00 0.00 0.00 11:30:12 ens3 22.56 19.19 11.06 6.51 0.00 0.00 0.00 0.00 11:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 1597.90 1597.90 1520.67 1520.67 0.00 0.00 0.00 0.00 11:40:12 ens3 25.61 21.62 9.99 7.67 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1619.97 1619.97 1541.64 1541.64 0.00 0.00 0.00 0.00 Average: ens3 24.09 20.41 10.53 7.10 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 5.15.0-168-generic (prd-ubuntu2204-docker-8c-8g-18910) 02/19/26 _x86_64_ (8 CPU) 11:11:38 LINUX RESTART (8 CPU) 11:20:19 CPU %user %nice %system %iowait %steal %idle 11:30:12 all 35.37 0.00 1.67 0.06 0.07 62.84 11:30:12 0 30.59 0.00 1.70 0.15 0.07 67.49 11:30:12 1 37.84 0.00 1.67 0.03 0.07 60.39 11:30:12 2 36.75 0.00 1.68 0.04 0.07 61.46 11:30:12 3 35.35 0.00 1.50 0.04 0.07 63.04 11:30:12 4 38.68 0.00 1.90 0.05 0.07 59.30 11:30:12 5 34.99 0.00 1.79 0.06 0.07 63.08 11:30:12 6 32.36 0.00 1.59 0.05 0.07 65.93 11:30:12 7 36.38 0.00 1.50 0.03 0.07 62.02 11:40:12 all 37.51 0.00 1.75 0.09 0.08 60.57 11:40:12 0 36.42 0.00 1.60 0.05 0.08 61.85 11:40:12 1 36.78 0.00 2.04 0.17 0.08 60.93 11:40:12 2 41.27 0.00 1.95 0.02 0.08 56.68 11:40:12 3 38.56 0.00 1.60 0.16 0.08 59.61 11:40:12 4 36.97 0.00 1.80 0.07 0.08 61.09 11:40:12 5 35.49 0.00 1.73 0.17 0.07 62.54 11:40:12 6 37.34 0.00 1.66 0.06 0.08 60.86 11:40:12 7 37.21 0.00 1.66 0.06 0.08 60.99 Average: all 36.44 0.00 1.71 0.08 0.07 61.70 Average: 0 33.53 0.00 1.65 0.10 0.07 64.65 Average: 1 37.31 0.00 1.85 0.10 0.07 60.66 Average: 2 39.02 0.00 1.82 0.03 0.07 59.05 Average: 3 36.96 0.00 1.55 0.10 0.07 61.31 Average: 4 37.82 0.00 1.85 0.06 0.07 60.20 Average: 5 35.24 0.00 1.76 0.12 0.07 62.81 Average: 6 34.87 0.00 1.63 0.06 0.07 63.37 Average: 7 36.80 0.00 1.58 0.04 0.08 61.50