---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14924 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 698 26304 4 5089 30926 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:0e:ab:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83818sec preferred_lft 83818sec inet6 fe80::f816:3eff:fe0e:ab56/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:39:ee:ab:44:ac 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-14924) 02/18/26 _x86_64_ (8 CPU) 19:16:10 LINUX RESTART (8 CPU) 19:20:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:16 6.88 0.59 5.78 0.51 623.48 925.29 13897.79 19:40:03 1.48 0.01 1.47 0.00 0.04 17.35 22.23 19:50:07 46.19 2.24 29.58 14.37 127.11 1476.99 511661.71 Average: 18.44 0.96 12.44 5.05 249.01 812.74 178336.09 19:20:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:16 29838952 31875200 504568 1.54 66376 2304176 1499192 4.42 394712 2326684 16 19:40:03 29840300 31877320 502564 1.53 66996 2304292 1499192 4.42 395352 2326064 196 19:50:07 28703116 31383100 956648 2.91 111636 2868272 1546432 4.56 542948 3253820 271532 Average: 29460789 31711873 654593 1.99 81669 2492247 1514939 4.47 444337 2635523 90581 19:20:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:16 lo 0.16 0.16 0.02 0.02 0.00 0.00 0.00 0.00 19:30:16 ens3 11.98 6.15 274.53 0.49 0.00 0.00 0.00 0.00 19:30:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:03 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:40:03 ens3 0.43 0.11 0.09 0.05 0.00 0.00 0.00 0.00 19:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:07 lo 0.27 0.27 0.03 0.03 0.00 0.00 0.00 0.00 19:50:07 ens3 49.67 36.77 360.07 7.73 0.00 0.00 0.00 0.00 19:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.17 0.17 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 20.97 14.55 212.93 2.80 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-14924) 02/18/26 _x86_64_ (8 CPU) 19:16:10 LINUX RESTART (8 CPU) 19:20:29 CPU %user %nice %system %iowait %steal %idle 19:30:16 all 0.24 0.00 0.10 0.10 0.01 99.55 19:30:16 0 0.35 0.00 0.10 0.05 0.01 99.49 19:30:16 1 0.17 0.00 0.08 0.08 0.01 99.66 19:30:16 2 0.20 0.00 0.11 0.11 0.01 99.58 19:30:16 3 0.29 0.00 0.07 0.23 0.01 99.41 19:30:16 4 0.25 0.00 0.08 0.06 0.00 99.60 19:30:16 5 0.20 0.00 0.12 0.04 0.02 99.62 19:30:16 6 0.32 0.00 0.14 0.05 0.01 99.49 19:30:16 7 0.13 0.00 0.08 0.22 0.00 99.57 19:40:03 all 0.04 0.00 0.01 0.00 0.01 99.94 19:40:03 0 0.01 0.00 0.01 0.00 0.01 99.98 19:40:03 1 0.02 0.00 0.03 0.00 0.02 99.93 19:40:03 2 0.12 0.00 0.02 0.00 0.01 99.86 19:40:03 3 0.02 0.00 0.01 0.04 0.00 99.93 19:40:03 4 0.00 0.00 0.00 0.00 0.00 100.00 19:40:03 5 0.12 0.00 0.02 0.00 0.01 99.85 19:40:03 6 0.02 0.00 0.01 0.00 0.00 99.97 19:40:03 7 0.01 0.00 0.01 0.00 0.00 99.98 19:50:07 all 1.71 0.00 0.17 0.13 0.01 97.98 19:50:07 0 0.33 0.00 0.06 0.04 0.00 99.56 19:50:07 1 2.78 0.00 0.22 0.20 0.01 96.79 19:50:07 2 3.45 0.00 0.34 0.32 0.02 95.87 19:50:07 3 1.38 0.00 0.17 0.33 0.01 98.12 19:50:07 4 1.69 0.00 0.16 0.03 0.00 98.12 19:50:07 5 1.77 0.00 0.11 0.06 0.01 98.05 19:50:07 6 0.78 0.00 0.09 0.08 0.01 99.04 19:50:07 7 1.47 0.00 0.23 0.03 0.01 98.26 Average: all 0.67 0.00 0.10 0.08 0.01 99.14 Average: 0 0.23 0.00 0.06 0.03 0.01 99.67 Average: 1 1.01 0.00 0.11 0.09 0.01 98.78 Average: 2 1.27 0.00 0.16 0.14 0.01 98.41 Average: 3 0.57 0.00 0.08 0.20 0.01 99.14 Average: 4 0.66 0.00 0.08 0.03 0.00 99.23 Average: 5 0.71 0.00 0.09 0.03 0.01 99.16 Average: 6 0.38 0.00 0.08 0.04 0.01 99.49 Average: 7 0.54 0.00 0.11 0.08 0.01 99.26