---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-25327 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 926 24862 4 6302 30697 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:2d:ba:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84306sec preferred_lft 84306sec inet6 fe80::f816:3eff:fe2d:ba9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:4a:8c:c0:2d:cb 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-25327) 03/02/26 _x86_64_ (8 CPU) 17:07:47 LINUX RESTART (8 CPU) 17:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 49.44 2.96 28.65 17.83 548.92 5470.28 526423.28 17:30:01 36.50 0.01 31.54 4.95 0.12 2610.15 18557.15 17:40:01 32.96 0.01 28.87 4.08 0.13 3046.51 11367.87 Average: 39.63 0.99 29.69 8.95 183.06 3708.98 185449.43 17:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 25412484 29099156 3208956 9.76 163724 3751772 3406588 10.05 851384 6151712 109680 17:30:01 25052564 29042020 3263380 9.93 196408 3987900 3597628 10.61 956576 6381912 17416 17:40:01 24688496 29198960 3102300 9.44 223212 4440212 2993280 8.83 1084400 6548904 18480 Average: 25051181 29113379 3191545 9.71 194448 4059961 3332499 9.83 964120 6360843 48525 17:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 1307.10 1307.10 1243.35 1243.35 0.00 0.00 0.00 0.00 17:20:01 ens3 78.29 58.48 665.91 12.12 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 2041.54 2041.54 1944.57 1944.57 0.00 0.00 0.00 0.00 17:30:01 ens3 22.45 18.70 9.13 6.25 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 1594.19 1594.19 1517.09 1517.09 0.00 0.00 0.00 0.00 17:40:01 ens3 23.95 19.46 9.64 7.13 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1647.61 1647.61 1568.34 1568.34 0.00 0.00 0.00 0.00 Average: ens3 41.56 32.22 228.23 8.50 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-25327) 03/02/26 _x86_64_ (8 CPU) 17:07:47 LINUX RESTART (8 CPU) 17:10:01 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 41.32 0.00 1.65 0.09 0.07 56.87 17:20:01 0 40.35 0.00 1.45 0.04 0.07 58.09 17:20:01 1 44.20 0.00 1.81 0.06 0.07 53.86 17:20:01 2 39.12 0.00 1.59 0.07 0.07 59.16 17:20:01 3 44.23 0.00 1.93 0.19 0.07 53.58 17:20:01 4 43.05 0.00 1.65 0.09 0.07 55.14 17:20:01 5 42.08 0.00 1.79 0.08 0.07 55.99 17:20:01 6 38.08 0.00 1.49 0.18 0.06 60.19 17:20:01 7 39.48 0.00 1.50 0.04 0.06 58.92 17:30:01 all 37.60 0.00 1.79 0.07 0.06 60.48 17:30:01 0 32.24 0.00 1.70 0.05 0.06 65.96 17:30:01 1 37.51 0.00 2.17 0.21 0.06 60.04 17:30:01 2 41.37 0.00 1.75 0.07 0.06 56.75 17:30:01 3 35.57 0.00 1.81 0.04 0.07 62.51 17:30:01 4 42.18 0.00 1.68 0.05 0.06 56.04 17:30:01 5 39.18 0.00 1.87 0.06 0.06 58.83 17:30:01 6 35.62 0.00 1.61 0.04 0.06 62.67 17:30:01 7 37.15 0.00 1.70 0.07 0.06 61.03 17:40:01 all 37.07 0.00 1.81 0.07 0.07 60.98 17:40:01 0 35.88 0.00 1.72 0.06 0.07 62.27 17:40:01 1 38.33 0.00 1.93 0.05 0.07 59.62 17:40:01 2 37.01 0.00 2.09 0.08 0.07 60.75 17:40:01 3 38.73 0.00 1.96 0.09 0.07 59.15 17:40:01 4 38.08 0.00 1.73 0.04 0.07 60.09 17:40:01 5 33.17 0.00 1.79 0.06 0.07 64.91 17:40:01 6 38.42 0.00 1.58 0.06 0.07 59.88 17:40:01 7 36.96 0.00 1.65 0.11 0.06 61.21 Average: all 38.67 0.00 1.75 0.08 0.06 59.44 Average: 0 36.16 0.00 1.62 0.05 0.07 62.10 Average: 1 40.02 0.00 1.97 0.11 0.07 57.84 Average: 2 39.17 0.00 1.81 0.07 0.06 58.88 Average: 3 39.51 0.00 1.90 0.11 0.07 58.41 Average: 4 41.10 0.00 1.69 0.06 0.06 57.09 Average: 5 38.14 0.00 1.82 0.07 0.07 59.91 Average: 6 37.37 0.00 1.56 0.09 0.06 60.91 Average: 7 37.86 0.00 1.62 0.07 0.06 60.39