---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15143 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 902 24762 4 6426 30722 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:4b:93:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.114/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84224sec preferred_lft 84224sec inet6 fe80::f816:3eff:fe4b:937e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:c2:4f:ab:b4:36 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-15143) 02/19/26 _x86_64_ (8 CPU) 10:08:31 LINUX RESTART (8 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:18 61.91 9.93 48.73 3.24 1884.44 7464.40 9080.75 10:30:01 33.29 0.12 28.85 4.31 5.66 2457.41 29960.12 10:40:01 34.44 0.01 30.11 4.32 0.15 3035.62 28268.25 Average: 43.49 3.45 36.09 3.95 648.60 4368.13 22231.66 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:18 26016312 29649188 2660772 8.10 156000 3714644 2755032 8.12 870248 5542336 51692 10:30:01 24807604 28971948 3333104 10.14 192996 4163708 3285920 9.69 1003564 6553312 160448 10:40:01 24690412 29230388 3070864 9.34 218592 4477848 3561244 10.50 1106292 6544324 25740 Average: 25171443 29283841 3021580 9.19 189196 4118733 3200732 9.44 993368 6213324 79293 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:18 lo 814.18 814.18 774.70 774.70 0.00 0.00 0.00 0.00 10:20:18 ens3 141.90 101.44 1186.08 20.33 0.00 0.00 0.00 0.00 10:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 1907.45 1907.45 1815.63 1815.63 0.00 0.00 0.00 0.00 10:30:01 ens3 21.71 17.31 8.97 6.29 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1691.91 1691.91 1610.27 1610.27 0.00 0.00 0.00 0.00 10:40:01 ens3 27.49 22.27 10.07 7.65 0.00 0.00 0.00 0.00 10:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1460.54 1460.54 1390.07 1390.07 0.00 0.00 0.00 0.00 Average: ens3 64.88 47.83 413.30 11.56 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-15143) 02/19/26 _x86_64_ (8 CPU) 10:08:31 LINUX RESTART (8 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:18 all 37.28 0.00 1.61 0.29 0.09 60.73 10:20:18 0 34.08 0.00 1.56 0.35 0.09 63.92 10:20:18 1 41.89 0.00 1.85 0.55 0.10 55.61 10:20:18 2 41.25 0.00 1.50 0.59 0.09 56.58 10:20:18 3 35.52 0.00 1.71 0.34 0.09 62.33 10:20:18 4 35.15 0.00 1.40 0.18 0.09 63.19 10:20:18 5 38.12 0.00 1.63 0.10 0.10 60.05 10:20:18 6 35.71 0.00 1.53 0.11 0.09 62.55 10:20:18 7 36.50 0.00 1.74 0.11 0.09 61.56 10:30:01 all 34.57 0.00 1.61 0.23 0.08 63.50 10:30:01 0 28.14 0.00 1.50 0.19 0.08 70.09 10:30:01 1 38.49 0.00 1.89 0.58 0.08 58.95 10:30:01 2 40.91 0.00 1.76 0.06 0.09 57.18 10:30:01 3 34.51 0.00 1.78 0.69 0.09 62.93 10:30:01 4 35.33 0.00 1.56 0.10 0.08 62.93 10:30:01 5 33.24 0.00 1.50 0.06 0.08 65.12 10:30:01 6 33.59 0.00 1.44 0.09 0.08 64.81 10:30:01 7 32.37 0.00 1.48 0.10 0.08 65.97 10:40:01 all 36.60 0.00 1.74 0.07 0.08 61.52 10:40:01 0 34.40 0.00 1.60 0.04 0.08 63.88 10:40:01 1 36.75 0.00 2.05 0.06 0.08 61.05 10:40:01 2 38.13 0.00 1.86 0.07 0.08 59.85 10:40:01 3 36.06 0.00 1.93 0.14 0.08 61.78 10:40:01 4 33.84 0.00 1.89 0.11 0.08 64.09 10:40:01 5 37.62 0.00 1.38 0.06 0.08 60.86 10:40:01 6 39.07 0.00 1.51 0.05 0.08 59.29 10:40:01 7 36.89 0.00 1.67 0.04 0.08 61.32 Average: all 36.17 0.00 1.65 0.20 0.09 61.89 Average: 0 32.26 0.00 1.55 0.20 0.08 65.91 Average: 1 39.08 0.00 1.93 0.40 0.09 58.51 Average: 2 40.10 0.00 1.70 0.24 0.09 57.86 Average: 3 35.37 0.00 1.81 0.39 0.09 62.34 Average: 4 34.77 0.00 1.61 0.13 0.08 63.40 Average: 5 36.37 0.00 1.50 0.07 0.09 61.96 Average: 6 36.14 0.00 1.49 0.08 0.08 62.20 Average: 7 35.29 0.00 1.64 0.08 0.08 62.91