---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1088 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 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 783 19611 4 11697 30841 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:ad:62:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.186/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84220sec preferred_lft 84220sec inet6 fe80::f816:3eff:fead:6209/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:6b:ec:0e:5a:43 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-1088) 03/11/26 _x86_64_ (8 CPU) 06:54:30 LINUX RESTART (8 CPU) 07:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:12 15.54 0.67 14.03 0.84 19.76 4112.73 2584.44 07:20:01 7.21 0.05 6.24 0.92 1.73 434.66 60.31 07:30:02 330.02 0.51 323.88 5.62 5.95 23752.59 29215.23 Average: 117.81 0.41 114.94 2.46 9.25 9466.42 10649.96 07:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:12 21547044 25915180 6386804 19.43 172172 4385036 8675164 25.58 784420 10019520 1988 07:20:01 22257288 26713068 5587852 17.00 173192 4467072 8705696 25.67 804172 9296832 2084 07:30:02 17158736 28427892 3812244 11.60 486372 10252588 3547520 10.46 1888916 12535920 228296 Average: 20321023 27018713 5262300 16.01 277245 6368232 6976127 20.57 1159169 10617424 77456 07:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:12 lo 2.12 2.12 1.02 1.02 0.00 0.00 0.00 0.00 07:10:12 ens3 193.53 103.68 386.37 47.16 0.00 0.00 0.00 0.00 07:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 5.94 5.94 0.99 0.99 0.00 0.00 0.00 0.00 07:20:01 ens3 6.39 5.76 1.51 2.20 0.00 0.00 0.00 0.00 07:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:02 lo 0.40 0.40 0.06 0.06 0.00 0.00 0.00 0.00 07:30:02 ens3 170.50 104.45 936.23 34.58 0.00 0.00 0.00 0.00 07:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.80 2.80 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 124.59 71.89 444.00 28.25 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-1088) 03/11/26 _x86_64_ (8 CPU) 06:54:30 LINUX RESTART (8 CPU) 07:00:02 CPU %user %nice %system %iowait %steal %idle 07:10:12 all 50.82 0.00 1.78 0.05 0.09 47.25 07:10:12 0 47.72 0.00 1.82 0.07 0.11 50.28 07:10:12 1 50.09 0.00 1.93 0.02 0.10 47.86 07:10:12 2 51.91 0.00 1.68 0.00 0.09 46.32 07:10:12 3 50.82 0.00 1.68 0.02 0.09 47.39 07:10:12 4 50.99 0.00 1.72 0.08 0.09 47.12 07:10:12 5 58.85 0.00 1.73 0.01 0.10 39.31 07:10:12 6 49.74 0.00 1.98 0.01 0.09 48.19 07:10:12 7 46.47 0.00 1.74 0.17 0.09 51.52 07:20:01 all 96.94 0.00 2.82 0.00 0.12 0.11 07:20:01 0 97.05 0.00 2.74 0.00 0.12 0.09 07:20:01 1 96.56 0.00 3.19 0.00 0.13 0.12 07:20:01 2 97.15 0.00 2.63 0.00 0.12 0.10 07:20:01 3 96.97 0.00 2.81 0.00 0.12 0.10 07:20:01 4 96.93 0.00 2.83 0.00 0.13 0.11 07:20:01 5 96.96 0.00 2.81 0.00 0.11 0.12 07:20:01 6 96.79 0.00 2.97 0.00 0.12 0.13 07:20:01 7 97.15 0.00 2.62 0.00 0.12 0.11 07:30:02 all 49.16 0.00 3.14 0.55 0.10 47.06 07:30:02 0 47.95 0.00 2.95 0.46 0.10 48.55 07:30:02 1 45.53 0.00 2.63 0.50 0.10 51.23 07:30:02 2 54.80 0.00 3.38 0.41 0.10 41.30 07:30:02 3 48.33 0.00 3.23 0.58 0.10 47.75 07:30:02 4 53.87 0.00 3.35 0.63 0.10 42.05 07:30:02 5 50.29 0.00 3.09 0.39 0.10 46.13 07:30:02 6 44.44 0.00 3.25 0.77 0.09 51.44 07:30:02 7 48.03 0.00 3.19 0.63 0.10 48.05 Average: all 65.40 0.00 2.58 0.20 0.10 31.72 Average: 0 63.97 0.00 2.50 0.18 0.11 33.24 Average: 1 63.81 0.00 2.58 0.18 0.11 33.33 Average: 2 67.71 0.00 2.56 0.14 0.11 29.49 Average: 3 65.13 0.00 2.57 0.20 0.11 31.99 Average: 4 67.02 0.00 2.63 0.24 0.10 30.01 Average: 5 68.49 0.00 2.54 0.13 0.10 28.73 Average: 6 63.41 0.00 2.73 0.26 0.10 33.50 Average: 7 63.63 0.00 2.51 0.27 0.10 33.49