---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-20180 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 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 739 26717 4 4634 30884 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:be:c2:71 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84679sec preferred_lft 84679sec inet6 fe80::f816:3eff:febe:c271/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 46:8c:02:91:c4:16 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-20180) 02/23/26 _x86_64_ (8 CPU) 12:25:49 LINUX RESTART (8 CPU) 12:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:09 30.14 0.38 26.29 3.48 214.23 3322.08 7712.23 12:50:09 46.92 0.01 27.82 19.09 0.20 2490.80 528599.66 Average: 38.53 0.19 27.05 11.28 107.21 2906.44 268153.78 12:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:09 25044264 28756396 3551984 10.81 164752 3771064 3527716 10.40 790252 6566728 180300 12:50:09 24890716 29046460 3258436 9.92 201472 4131252 3281944 9.68 915204 6564720 185056 Average: 24967490 28901428 3405210 10.36 183112 3951158 3404830 10.04 852728 6565724 182678 12:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:09 lo 1293.26 1293.26 1229.84 1229.84 0.00 0.00 0.00 0.00 12:40:09 ens3 32.75 27.29 73.18 7.93 0.00 0.00 0.00 0.00 12:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:09 lo 1851.89 1851.89 1763.61 1763.61 0.00 0.00 0.00 0.00 12:50:09 ens3 21.38 18.17 6.85 6.13 0.00 0.00 0.00 0.00 12:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1572.57 1572.57 1496.72 1496.72 0.00 0.00 0.00 0.00 Average: ens3 27.06 22.73 40.02 7.03 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-20180) 02/23/26 _x86_64_ (8 CPU) 12:25:49 LINUX RESTART (8 CPU) 12:30:09 CPU %user %nice %system %iowait %steal %idle 12:40:09 all 39.73 0.00 1.60 0.06 0.09 58.51 12:40:09 0 36.66 0.00 1.54 0.03 0.09 61.68 12:40:09 1 39.98 0.00 1.51 0.05 0.10 58.36 12:40:09 2 40.35 0.00 1.62 0.08 0.10 57.86 12:40:09 3 42.96 0.00 1.68 0.04 0.09 55.23 12:40:09 4 38.53 0.00 1.58 0.05 0.09 59.75 12:40:09 5 38.49 0.00 1.77 0.05 0.09 59.59 12:40:09 6 40.07 0.00 1.57 0.16 0.10 58.10 12:40:09 7 40.80 0.00 1.54 0.05 0.09 57.52 12:50:09 all 34.57 0.00 1.75 1.08 0.10 62.50 12:50:09 0 30.45 0.00 1.70 0.55 0.09 67.21 12:50:09 1 37.54 0.00 2.03 0.52 0.12 59.79 12:50:09 2 34.15 0.00 1.84 3.15 0.10 60.76 12:50:09 3 38.38 0.00 1.98 0.45 0.11 59.09 12:50:09 4 33.30 0.00 1.69 2.04 0.10 62.88 12:50:09 5 38.06 0.00 1.61 0.36 0.09 59.87 12:50:09 6 29.79 0.00 1.62 0.90 0.10 67.61 12:50:09 7 34.88 0.00 1.51 0.70 0.09 62.82 Average: all 37.15 0.00 1.68 0.57 0.10 60.51 Average: 0 33.56 0.00 1.62 0.28 0.09 64.45 Average: 1 38.76 0.00 1.77 0.28 0.11 59.08 Average: 2 37.25 0.00 1.73 1.61 0.10 59.31 Average: 3 40.67 0.00 1.83 0.24 0.10 57.15 Average: 4 35.92 0.00 1.64 1.04 0.09 61.31 Average: 5 38.28 0.00 1.69 0.21 0.09 59.73 Average: 6 34.93 0.00 1.60 0.53 0.10 62.85 Average: 7 37.84 0.00 1.53 0.37 0.09 60.17