---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2716 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 774 20289 4 11028 30849 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:d4:bd:79 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.222/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84266sec preferred_lft 84266sec inet6 fe80::f816:3eff:fed4:bd79/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:c6:de:98:94:f7 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-2716) 03/18/26 _x86_64_ (8 CPU) 06:46:39 LINUX RESTART (8 CPU) 06:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:00:20 13.88 0.45 12.54 0.90 17.63 4097.46 1502.34 07:10:19 9.78 0.32 8.57 0.89 5.52 851.08 86.54 07:20:01 335.10 0.58 330.77 3.75 6.98 22062.56 102509.10 Average: 116.36 0.45 114.10 1.82 10.16 8825.37 33685.16 06:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:00:20 24065080 28060592 4246560 12.92 163068 4043548 4492752 13.25 593420 7695104 296 07:10:19 23014860 27237308 5065476 15.41 170004 4241040 8409092 24.80 658508 8690788 1584 07:20:01 16892548 27122640 5121448 15.58 467188 9261956 3449744 10.17 1664276 12979696 18716 Average: 21324163 27473513 4811161 14.64 266753 5848848 5450529 16.07 972068 9788529 6865 06:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:00:20 lo 2.11 2.11 1.00 1.00 0.00 0.00 0.00 0.00 07:00:20 ens3 271.53 148.61 356.91 66.19 0.00 0.00 0.00 0.00 07:00:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:10:19 lo 5.84 5.84 0.98 0.98 0.00 0.00 0.00 0.00 07:10:19 ens3 20.40 15.60 101.99 4.69 0.00 0.00 0.00 0.00 07:10:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:01 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 07:20:01 ens3 145.13 95.16 953.40 24.91 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 Average: lo 2.79 2.79 0.69 0.69 0.00 0.00 0.00 0.00 Average: ens3 147.13 87.09 464.95 32.39 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-2716) 03/18/26 _x86_64_ (8 CPU) 06:46:39 LINUX RESTART (8 CPU) 06:50:01 CPU %user %nice %system %iowait %steal %idle 07:00:20 all 47.40 0.00 1.83 0.03 0.07 50.66 07:00:20 0 44.42 0.00 1.76 0.01 0.08 53.73 07:00:20 1 47.90 0.00 1.93 0.06 0.07 50.03 07:00:20 2 55.83 0.00 1.83 0.01 0.07 42.25 07:00:20 3 46.37 0.00 1.81 0.01 0.08 51.72 07:00:20 4 45.82 0.00 1.85 0.03 0.08 52.21 07:00:20 5 48.38 0.00 1.96 0.04 0.08 49.54 07:00:20 6 47.37 0.00 1.69 0.01 0.07 50.86 07:00:20 7 43.13 0.00 1.82 0.05 0.07 54.94 07:10:19 all 90.17 0.00 2.60 0.00 0.11 7.13 07:10:19 0 91.81 0.00 2.58 0.00 0.11 5.50 07:10:19 1 88.86 0.00 2.63 0.01 0.10 8.40 07:10:19 2 92.72 0.00 2.64 0.00 0.11 4.54 07:10:19 3 88.17 0.00 2.59 0.00 0.10 9.14 07:10:19 4 91.02 0.00 2.59 0.01 0.10 6.28 07:10:19 5 89.21 0.00 2.62 0.01 0.11 8.05 07:10:19 6 90.03 0.00 2.65 0.00 0.10 7.22 07:10:19 7 89.53 0.00 2.46 0.00 0.11 7.90 07:20:01 all 58.03 0.00 2.97 0.32 0.09 38.58 07:20:01 0 55.54 0.00 3.04 0.33 0.09 40.99 07:20:01 1 58.11 0.00 2.63 0.31 0.09 38.86 07:20:01 2 58.08 0.00 3.56 0.51 0.09 37.76 07:20:01 3 59.55 0.00 2.88 0.40 0.09 37.08 07:20:01 4 58.76 0.00 3.28 0.43 0.09 37.44 07:20:01 5 60.03 0.00 3.04 0.21 0.09 36.63 07:20:01 6 60.06 0.00 2.77 0.24 0.09 36.84 07:20:01 7 54.11 0.00 2.59 0.13 0.08 43.08 Average: all 65.09 0.00 2.46 0.11 0.09 32.25 Average: 0 63.80 0.00 2.45 0.11 0.09 33.55 Average: 1 64.85 0.00 2.39 0.12 0.09 32.55 Average: 2 68.85 0.00 2.66 0.17 0.09 28.23 Average: 3 64.56 0.00 2.42 0.13 0.09 32.80 Average: 4 65.07 0.00 2.56 0.15 0.09 32.13 Average: 5 65.75 0.00 2.53 0.08 0.09 31.55 Average: 6 65.68 0.00 2.36 0.08 0.09 31.79 Average: 7 62.14 0.00 2.28 0.06 0.09 35.43