---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13721 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: 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 11G 145G 7% / 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 737 26511 4 4844 30887 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:dd:c9:c0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84816sec preferred_lft 84816sec inet6 fe80::f816:3eff:fedd:c9c0/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:c0:e9:c0:89:27 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-13721) 02/18/26 _x86_64_ (8 CPU) 10:27:59 LINUX RESTART (8 CPU) 10:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:40:01 3.11 0.02 3.08 0.01 0.83 11956.72 348.18 10:50:01 43.05 3.50 38.52 1.03 214.90 5382.54 2931.45 Average: 23.23 1.78 20.94 0.52 108.67 8644.96 1649.51 10:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:40:01 30019728 31864440 519336 1.58 62944 2118140 1552396 4.58 336912 2204952 8 10:50:01 26534440 29924436 2386540 7.26 185128 3422220 2761524 8.14 701752 5179864 73868 Average: 28277084 30894438 1452938 4.42 124036 2770180 2156960 6.36 519332 3692408 36938 10:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:40:01 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 10:40:01 ens3 0.49 0.20 0.18 0.12 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 0.33 0.33 0.05 0.05 0.00 0.00 0.00 0.00 10:50:01 ens3 112.79 88.96 682.82 22.04 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.20 0.20 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 57.06 44.91 344.06 11.16 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-13721) 02/18/26 _x86_64_ (8 CPU) 10:27:59 LINUX RESTART (8 CPU) 10:30:10 CPU %user %nice %system %iowait %steal %idle 10:40:01 all 0.06 0.00 0.02 0.22 0.01 99.70 10:40:01 0 0.01 0.00 0.02 0.04 0.01 99.91 10:40:01 1 0.10 0.00 0.03 0.06 0.01 99.80 10:40:01 2 0.28 0.00 0.02 0.00 0.01 99.69 10:40:01 3 0.01 0.00 0.02 0.03 0.01 99.93 10:40:01 4 0.01 0.00 0.01 1.57 0.01 98.40 10:40:01 5 0.01 0.00 0.01 0.00 0.01 99.97 10:40:01 6 0.02 0.00 0.01 0.00 0.00 99.96 10:40:01 7 0.01 0.00 0.02 0.02 0.01 99.94 10:50:01 all 18.57 0.00 0.76 0.33 0.07 80.27 10:50:01 0 16.64 0.00 0.75 0.07 0.05 82.49 10:50:01 1 21.04 0.00 1.00 0.79 0.06 77.11 10:50:01 2 21.01 0.00 0.77 0.11 0.07 78.04 10:50:01 3 17.59 0.00 0.63 0.21 0.07 81.51 10:50:01 4 14.98 0.00 0.75 1.12 0.06 83.09 10:50:01 5 19.05 0.00 0.62 0.20 0.06 80.06 10:50:01 6 19.53 0.00 0.72 0.07 0.12 79.57 10:50:01 7 18.72 0.00 0.85 0.09 0.05 80.28 Average: all 9.37 0.00 0.39 0.27 0.04 89.92 Average: 0 8.38 0.00 0.39 0.06 0.03 91.14 Average: 1 10.63 0.00 0.52 0.43 0.04 88.39 Average: 2 10.71 0.00 0.40 0.06 0.04 88.80 Average: 3 8.86 0.00 0.32 0.12 0.04 90.66 Average: 4 7.55 0.00 0.38 1.35 0.03 90.69 Average: 5 9.59 0.00 0.32 0.10 0.03 89.96 Average: 6 9.84 0.00 0.37 0.03 0.06 89.69 Average: 7 9.43 0.00 0.44 0.05 0.03 90.04