---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19404 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 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 931 19261 4 11900 30693 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:04:63:22 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.213/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84211sec preferred_lft 84211sec inet6 fe80::f816:3eff:fe04:6322/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 16:8c:f6:3a:40:bf 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19404) 02/23/26 _x86_64_ (8 CPU) 07:56:36 LINUX RESTART (8 CPU) 08:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:10:01 19.85 1.01 17.45 1.40 626.99 5027.29 15730.98 08:20:06 9.74 0.32 8.56 0.86 5.43 832.49 58.39 08:30:01 301.31 0.52 297.10 3.69 6.43 19399.88 134603.31 Average: 109.52 0.61 106.93 1.98 212.71 8368.89 49767.00 08:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:10:01 23532452 27954492 4348884 13.23 168132 4457244 4669180 13.77 787664 8051308 188 08:20:06 21067388 25714972 6584352 20.04 174876 4653272 9180052 27.07 851468 10435844 3360 08:30:01 17103356 28234952 4005800 12.19 468676 10143988 3975352 11.72 1850420 12614232 1137144 Average: 20567732 27301472 4979679 15.15 270561 6418168 5941528 17.52 1163184 10367128 380231 08:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:10:01 lo 2.27 2.27 1.05 1.05 0.00 0.00 0.00 0.00 08:10:01 ens3 268.58 149.54 628.86 64.00 0.00 0.00 0.00 0.00 08:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:06 lo 5.80 5.80 0.97 0.97 0.00 0.00 0.00 0.00 08:20:06 ens3 33.54 20.57 103.28 7.59 0.00 0.00 0.00 0.00 08:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 0.37 0.37 0.06 0.06 0.00 0.00 0.00 0.00 08:30:01 ens3 152.64 92.95 934.69 25.80 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2.83 2.83 0.70 0.70 0.00 0.00 0.00 0.00 Average: ens3 151.18 87.45 553.20 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 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19404) 02/23/26 _x86_64_ (8 CPU) 07:56:36 LINUX RESTART (8 CPU) 08:00:01 CPU %user %nice %system %iowait %steal %idle 08:10:01 all 48.12 0.00 1.72 0.15 0.09 49.93 08:10:01 0 44.62 0.00 2.00 0.53 0.08 52.77 08:10:01 1 48.65 0.00 1.64 0.01 0.09 49.62 08:10:01 2 46.73 0.00 2.04 0.37 0.09 50.77 08:10:01 3 46.87 0.00 1.63 0.08 0.08 51.33 08:10:01 4 49.48 0.00 1.69 0.02 0.09 48.73 08:10:01 5 57.90 0.00 1.62 0.04 0.09 40.35 08:10:01 6 45.72 0.00 1.61 0.09 0.09 52.49 08:10:01 7 44.96 0.00 1.51 0.04 0.08 53.40 08:20:06 all 91.12 0.00 2.74 0.00 0.12 6.01 08:20:06 0 91.45 0.00 2.65 0.00 0.11 5.80 08:20:06 1 90.30 0.00 2.67 0.00 0.11 6.92 08:20:06 2 92.04 0.00 2.64 0.00 0.12 5.20 08:20:06 3 90.52 0.00 2.91 0.00 0.13 6.44 08:20:06 4 89.79 0.00 2.70 0.01 0.11 7.39 08:20:06 5 91.35 0.00 2.71 0.00 0.12 5.82 08:20:06 6 92.80 0.00 2.79 0.01 0.12 4.28 08:20:06 7 90.74 0.00 2.89 0.00 0.13 6.25 08:30:01 all 62.68 0.00 3.41 0.33 0.10 33.47 08:30:01 0 62.67 0.00 3.09 0.27 0.10 33.86 08:30:01 1 63.59 0.00 3.07 0.28 0.10 32.96 08:30:01 2 63.13 0.00 3.70 0.38 0.10 32.69 08:30:01 3 64.98 0.00 3.38 0.34 0.11 31.19 08:30:01 4 59.67 0.00 3.37 0.41 0.10 36.44 08:30:01 5 63.62 0.00 3.54 0.40 0.11 32.33 08:30:01 6 59.99 0.00 3.68 0.35 0.10 35.88 08:30:01 7 63.74 0.00 3.45 0.25 0.11 32.44 Average: all 67.42 0.00 2.62 0.16 0.10 29.70 Average: 0 66.35 0.00 2.58 0.26 0.10 30.71 Average: 1 67.62 0.00 2.46 0.09 0.10 29.73 Average: 2 67.41 0.00 2.79 0.25 0.10 29.45 Average: 3 67.58 0.00 2.64 0.14 0.11 29.53 Average: 4 66.43 0.00 2.58 0.14 0.10 30.74 Average: 5 71.06 0.00 2.62 0.14 0.11 26.07 Average: 6 66.30 0.00 2.69 0.15 0.10 30.76 Average: 7 66.59 0.00 2.62 0.10 0.11 30.59