---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14910 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 932 24923 4 6235 30692 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:d5:0a:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.160/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83866sec preferred_lft 83866sec inet6 fe80::f816:3eff:fed5:a62/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:7d:0f:25:52:43 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-14910) 02/18/26 _x86_64_ (8 CPU) 19:15:00 LINUX RESTART (8 CPU) 19:20:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:02 27.88 2.74 22.59 2.55 347.42 4531.68 6004.21 19:40:02 35.64 0.10 30.92 4.62 5.11 2521.05 14297.93 19:50:02 34.58 0.01 30.14 4.43 0.08 2925.03 16031.08 Average: 32.70 0.95 27.89 3.87 117.53 3325.91 12111.11 19:20:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:02 25497164 28973592 3336272 10.15 160776 3548792 3504748 10.34 762112 6161012 11404 19:40:02 24526112 28594104 3710312 11.29 199920 4053696 3750104 11.06 909588 6920180 178548 19:50:02 24688948 29092464 3209236 9.77 220924 4336704 3239588 9.55 1003284 6642876 18664 Average: 24904075 28886720 3418607 10.40 193873 3979731 3498147 10.32 891661 6574689 69539 19:20:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:02 lo 816.26 816.26 776.05 776.05 0.00 0.00 0.00 0.00 19:30:02 ens3 118.79 90.81 859.43 22.26 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:02 lo 1929.09 1929.09 1836.62 1836.62 0.00 0.00 0.00 0.00 19:40:02 ens3 47.65 34.09 18.48 13.72 0.00 0.00 0.00 0.00 19:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:02 lo 1583.98 1583.98 1507.21 1507.21 0.00 0.00 0.00 0.00 19:50:02 ens3 55.96 39.29 21.13 16.41 0.00 0.00 0.00 0.00 19:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1443.11 1443.11 1373.30 1373.30 0.00 0.00 0.00 0.00 Average: ens3 74.14 54.73 299.67 17.46 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-14910) 02/18/26 _x86_64_ (8 CPU) 19:15:00 LINUX RESTART (8 CPU) 19:20:02 CPU %user %nice %system %iowait %steal %idle 19:30:02 all 37.35 0.00 1.53 0.14 0.10 60.89 19:30:02 0 35.20 0.00 1.52 0.19 0.09 63.00 19:30:02 1 40.28 0.00 2.01 0.33 0.10 57.28 19:30:02 2 37.57 0.00 1.42 0.19 0.10 60.72 19:30:02 3 38.86 0.00 1.40 0.02 0.10 59.61 19:30:02 4 40.61 0.00 1.63 0.05 0.10 57.62 19:30:02 5 34.09 0.00 1.63 0.07 0.09 64.11 19:30:02 6 38.63 0.00 1.32 0.11 0.10 59.83 19:30:02 7 33.55 0.00 1.33 0.12 0.09 64.92 19:40:02 all 33.84 0.00 1.76 0.08 0.09 64.23 19:40:02 0 31.62 0.00 1.62 0.04 0.10 66.63 19:40:02 1 34.46 0.00 2.09 0.12 0.10 63.24 19:40:02 2 38.01 0.00 1.62 0.05 0.10 60.22 19:40:02 3 35.55 0.00 1.95 0.06 0.10 62.34 19:40:02 4 34.09 0.00 1.90 0.19 0.10 63.73 19:40:02 5 34.68 0.00 1.71 0.06 0.09 63.46 19:40:02 6 31.88 0.00 1.67 0.05 0.09 66.30 19:40:02 7 30.41 0.00 1.55 0.06 0.09 67.89 19:50:02 all 36.08 0.00 1.80 0.11 0.09 61.91 19:50:02 0 34.98 0.00 1.62 0.09 0.09 63.22 19:50:02 1 36.98 0.00 1.94 0.18 0.09 60.82 19:50:02 2 36.31 0.00 2.07 0.11 0.09 61.43 19:50:02 3 33.46 0.00 1.64 0.04 0.09 64.78 19:50:02 4 37.95 0.00 1.86 0.15 0.09 59.95 19:50:02 5 37.58 0.00 1.59 0.04 0.09 60.71 19:50:02 6 34.95 0.00 1.86 0.05 0.09 63.05 19:50:02 7 36.44 0.00 1.85 0.24 0.09 61.38 Average: all 35.76 0.00 1.70 0.11 0.09 62.34 Average: 0 33.94 0.00 1.58 0.11 0.09 64.28 Average: 1 37.24 0.00 2.01 0.21 0.10 60.44 Average: 2 37.30 0.00 1.70 0.12 0.09 60.79 Average: 3 35.96 0.00 1.66 0.04 0.09 62.24 Average: 4 37.55 0.00 1.80 0.13 0.10 60.43 Average: 5 35.45 0.00 1.64 0.05 0.09 62.76 Average: 6 35.16 0.00 1.62 0.07 0.09 63.06 Average: 7 33.46 0.00 1.58 0.14 0.09 64.73