---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-23745 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: 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 12G 144G 8% / 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 900 25120 4 6071 30723 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:40:c7:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.228/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84276sec preferred_lft 84276sec inet6 fe80::f816:3eff:fe40:c786/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:aa:6a:8b:1d:90 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-23745) 02/27/26 _x86_64_ (8 CPU) 09:37:03 LINUX RESTART (8 CPU) 09:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:07 26.06 0.74 22.70 2.61 29.24 3788.37 10430.98 10:00:01 35.70 0.01 30.92 4.77 0.09 2464.18 9093.41 10:10:01 30.12 0.01 26.21 3.89 0.12 2765.40 17038.54 Average: 30.60 0.26 26.59 3.75 9.92 3010.31 12189.11 09:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:07 26189548 29559808 2751000 8.37 161856 3443448 2798232 8.25 691848 5524768 9904 10:00:01 25114772 29048152 3258708 9.92 193664 3931196 3298896 9.73 822832 6436648 185788 10:10:01 24831376 29146940 3156444 9.60 215716 4257092 3191196 9.41 935380 6562068 75796 Average: 25378565 29251633 3055384 9.30 190412 3877245 3096108 9.13 816687 6174495 90496 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:07 lo 1117.55 1117.55 1062.50 1062.50 0.00 0.00 0.00 0.00 09:50:07 ens3 53.27 40.56 312.36 10.06 0.00 0.00 0.00 0.00 09:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 2093.84 2093.84 1994.45 1994.45 0.00 0.00 0.00 0.00 10:00:01 ens3 21.60 17.34 8.62 5.67 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 lo 1425.62 1425.62 1356.37 1356.37 0.00 0.00 0.00 0.00 10:10:01 ens3 26.05 20.88 10.30 7.68 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1542.65 1542.65 1468.23 1468.23 0.00 0.00 0.00 0.00 Average: ens3 33.75 26.34 111.44 7.82 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-23745) 02/27/26 _x86_64_ (8 CPU) 09:37:03 LINUX RESTART (8 CPU) 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:50:07 all 39.79 0.00 1.65 0.68 0.10 57.77 09:50:07 0 36.72 0.00 1.57 0.55 0.09 61.07 09:50:07 1 41.94 0.00 1.54 0.50 0.10 55.91 09:50:07 2 41.77 0.00 1.65 0.49 0.11 55.98 09:50:07 3 38.69 0.00 1.73 0.47 0.10 59.00 09:50:07 4 43.35 0.00 1.72 0.17 0.11 54.66 09:50:07 5 40.84 0.00 1.51 0.40 0.10 57.14 09:50:07 6 39.15 0.00 1.93 0.68 0.10 58.14 09:50:07 7 35.90 0.00 1.53 2.19 0.11 60.28 10:00:01 all 35.17 0.00 1.78 0.69 0.10 62.26 10:00:01 0 32.42 0.00 1.67 0.20 0.11 65.60 10:00:01 1 34.36 0.00 2.02 0.37 0.10 63.15 10:00:01 2 39.51 0.00 1.84 0.39 0.11 58.15 10:00:01 3 36.64 0.00 2.00 1.06 0.11 60.20 10:00:01 4 36.11 0.00 1.65 0.22 0.10 61.92 10:00:01 5 33.68 0.00 1.85 0.69 0.10 63.67 10:00:01 6 35.07 0.00 1.72 0.94 0.10 62.17 10:00:01 7 33.59 0.00 1.48 1.62 0.09 63.22 10:10:01 all 36.13 0.00 1.67 0.11 0.10 61.99 10:10:01 0 34.32 0.00 1.80 0.03 0.09 63.76 10:10:01 1 35.49 0.00 1.92 0.12 0.09 62.38 10:10:01 2 38.31 0.00 1.69 0.24 0.09 59.66 10:10:01 3 38.89 0.00 1.91 0.06 0.10 59.04 10:10:01 4 39.66 0.00 1.48 0.03 0.10 58.73 10:10:01 5 38.07 0.00 1.47 0.05 0.10 60.31 10:10:01 6 34.07 0.00 1.54 0.10 0.09 64.19 10:10:01 7 30.27 0.00 1.58 0.25 0.09 67.82 Average: all 37.05 0.00 1.70 0.49 0.10 60.66 Average: 0 34.50 0.00 1.68 0.26 0.10 63.46 Average: 1 37.29 0.00 1.82 0.33 0.10 60.46 Average: 2 39.87 0.00 1.73 0.37 0.10 57.92 Average: 3 38.08 0.00 1.88 0.53 0.10 59.41 Average: 4 39.73 0.00 1.61 0.14 0.10 58.41 Average: 5 37.55 0.00 1.61 0.38 0.10 60.35 Average: 6 36.11 0.00 1.73 0.57 0.10 61.48 Average: 7 33.26 0.00 1.53 1.35 0.10 63.76