---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15138 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 24713 4 6476 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:1e:ea:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84266sec preferred_lft 84266sec inet6 fe80::f816:3eff:fe1e:eac7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:0d:cc:4b:69:6b 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-15138) 02/19/26 _x86_64_ (8 CPU) 10:08:09 LINUX RESTART (8 CPU) 10:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:14 84.61 16.35 51.19 17.07 965.91 6919.61 529827.49 10:30:15 37.08 0.11 32.16 4.81 5.37 2603.97 13320.85 10:40:01 33.96 0.01 29.70 4.25 0.07 3059.16 10625.25 Average: 52.25 5.61 37.84 8.80 330.71 4221.87 188316.89 10:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:14 25409892 29113260 3196400 9.73 159164 3766412 3305084 9.75 921216 6079112 15020 10:30:15 25143952 29271668 3032480 9.23 199640 4108276 3679604 10.85 1041004 6171764 19032 10:40:01 24178260 28923204 3377148 10.28 223976 4655848 3561488 10.50 1173600 6965704 114904 Average: 24910701 29102711 3202009 9.74 194260 4176845 3515392 10.37 1045273 6405527 49652 10:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:14 lo 840.38 840.38 799.62 799.62 0.00 0.00 0.00 0.00 10:20:14 ens3 126.36 96.03 1061.68 17.48 0.00 0.00 0.00 0.00 10:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:15 lo 2109.83 2109.83 2008.79 2008.79 0.00 0.00 0.00 0.00 10:30:15 ens3 24.56 18.98 9.31 6.52 0.00 0.00 0.00 0.00 10:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:01 lo 1736.11 1736.11 1652.44 1652.44 0.00 0.00 0.00 0.00 10:40:01 ens3 27.58 21.80 10.19 7.47 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 1555.75 1555.75 1480.89 1480.89 0.00 0.00 0.00 0.00 Average: ens3 60.21 46.13 367.94 10.56 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-15138) 02/19/26 _x86_64_ (8 CPU) 10:08:09 LINUX RESTART (8 CPU) 10:10:01 CPU %user %nice %system %iowait %steal %idle 10:20:14 all 37.04 0.04 1.52 0.30 0.08 61.02 10:20:14 0 34.12 0.08 1.64 0.52 0.08 63.55 10:20:14 1 38.20 0.04 1.55 0.18 0.08 59.94 10:20:14 2 36.43 0.02 1.52 0.55 0.09 61.40 10:20:14 3 39.45 0.00 1.47 0.31 0.08 58.69 10:20:14 4 39.31 0.07 1.59 0.18 0.08 58.76 10:20:14 5 38.52 0.00 1.62 0.17 0.08 59.61 10:20:14 6 37.63 0.12 1.43 0.24 0.08 60.50 10:20:14 7 32.67 0.00 1.31 0.23 0.07 65.72 10:30:15 all 33.36 0.00 1.66 0.07 0.07 64.84 10:30:15 0 30.09 0.00 1.43 0.06 0.08 68.34 10:30:15 1 35.96 0.00 2.14 0.12 0.08 61.70 10:30:15 2 34.80 0.00 1.54 0.04 0.07 63.54 10:30:15 3 35.13 0.00 1.86 0.04 0.08 62.89 10:30:15 4 34.90 0.00 1.44 0.05 0.07 63.54 10:30:15 5 32.12 0.00 1.50 0.05 0.07 66.27 10:30:15 6 33.26 0.00 1.97 0.07 0.08 64.62 10:30:15 7 30.64 0.00 1.37 0.12 0.08 67.79 10:40:01 all 36.89 0.00 1.74 0.07 0.08 61.22 10:40:01 0 36.97 0.00 1.75 0.10 0.08 61.10 10:40:01 1 40.68 0.00 2.08 0.05 0.08 57.11 10:40:01 2 37.65 0.00 1.52 0.04 0.07 60.72 10:40:01 3 34.07 0.00 1.61 0.06 0.08 64.19 10:40:01 4 37.96 0.00 1.69 0.04 0.08 60.23 10:40:01 5 35.45 0.00 1.57 0.07 0.07 62.83 10:40:01 6 36.72 0.00 1.77 0.07 0.08 61.36 10:40:01 7 35.60 0.00 1.93 0.14 0.08 62.25 Average: all 35.76 0.01 1.64 0.15 0.08 62.36 Average: 0 33.71 0.03 1.60 0.23 0.08 64.35 Average: 1 38.26 0.01 1.92 0.12 0.08 59.61 Average: 2 36.28 0.01 1.53 0.21 0.08 61.89 Average: 3 36.26 0.00 1.65 0.14 0.08 61.88 Average: 4 37.40 0.02 1.57 0.09 0.08 60.83 Average: 5 35.39 0.00 1.56 0.10 0.07 62.88 Average: 6 35.88 0.04 1.72 0.13 0.08 62.15 Average: 7 32.95 0.00 1.53 0.16 0.07 65.28