---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19322 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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: 5600.00 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 28G 128G 18% / 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 878 9235 4 21978 30746 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:b3:46:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.78/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84137sec preferred_lft 84137sec inet6 fe80::f816:3eff:feb3:46d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:18:ad:db:b8:5e 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 inet6 fe80::1018:adff:fedb:b85e/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19322) 02/22/26 _x86_64_ (8 CPU) 21:22:20 LINUX RESTART (8 CPU) 21:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:40:06 421.50 0.76 412.90 7.83 8.30 47159.20 61608.12 21:50:07 19.78 0.00 19.03 0.75 0.00 3018.21 11944.80 Average: 221.41 0.38 216.72 4.30 4.17 25172.71 36870.97 21:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:40:06 9459792 28370764 3834704 11.67 548760 17520476 4048072 11.94 5380124 16386412 380 21:50:07 8145096 27974356 4454208 13.55 561064 18175412 4907652 14.47 5574992 17447664 25056 Average: 8802444 28172560 4144456 12.61 554912 17847944 4477862 13.20 5477558 16917038 12718 21:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:40:06 lo 0.34 0.34 0.05 0.05 0.00 0.00 0.00 0.00 21:40:06 ens3 157.89 96.59 1539.88 23.85 0.00 0.00 0.00 0.00 21:40:06 docker0 23.05 33.27 1.27 435.50 0.00 0.00 0.00 0.00 21:50:07 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 21:50:07 ens3 20.40 10.89 170.24 3.01 0.00 0.00 0.00 0.00 21:50:07 docker0 8.99 16.26 1.55 167.94 0.00 0.00 0.00 0.00 21:50:07 veth3c7b0af 8.99 16.27 1.67 167.94 0.00 0.00 0.00 0.01 Average: lo 0.23 0.23 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 89.41 53.90 857.66 13.47 0.00 0.00 0.00 0.00 Average: docker0 16.05 24.80 1.41 302.23 0.00 0.00 0.00 0.00 Average: veth3c7b0af 4.48 8.10 0.83 83.65 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19322) 02/22/26 _x86_64_ (8 CPU) 21:22:20 LINUX RESTART (8 CPU) 21:30:01 CPU %user %nice %system %iowait %steal %idle 21:40:06 all 21.54 0.00 3.40 1.27 0.07 73.73 21:40:06 0 21.95 0.00 2.89 0.74 0.07 74.35 21:40:06 1 18.69 0.00 3.45 1.76 0.07 76.04 21:40:06 2 20.38 0.00 2.96 1.03 0.06 75.56 21:40:06 3 23.77 0.00 4.30 0.78 0.07 71.08 21:40:06 4 27.70 0.00 3.89 1.50 0.07 66.84 21:40:06 5 16.54 0.00 3.49 1.72 0.06 78.20 21:40:06 6 22.89 0.00 3.18 1.26 0.07 72.60 21:40:06 7 20.35 0.00 3.03 1.40 0.06 75.15 21:50:07 all 12.13 0.00 0.45 0.07 0.02 87.32 21:50:07 0 7.21 0.00 0.41 0.02 0.04 92.31 21:50:07 1 28.33 0.00 0.47 0.02 0.04 71.14 21:50:07 2 1.54 0.00 0.24 0.03 0.01 98.18 21:50:07 3 26.88 0.00 0.50 0.19 0.04 72.38 21:50:07 4 26.09 0.00 0.49 0.03 0.02 73.36 21:50:07 5 0.50 0.00 0.31 0.02 0.01 99.15 21:50:07 6 6.17 0.00 0.89 0.14 0.01 92.78 21:50:07 7 0.39 0.00 0.31 0.08 0.02 99.21 Average: all 16.83 0.00 1.93 0.67 0.05 80.53 Average: 0 14.59 0.00 1.65 0.38 0.05 83.32 Average: 1 23.51 0.00 1.96 0.89 0.05 73.59 Average: 2 10.94 0.00 1.60 0.53 0.04 86.90 Average: 3 25.33 0.00 2.40 0.48 0.05 71.73 Average: 4 26.90 0.00 2.19 0.76 0.05 70.10 Average: 5 8.51 0.00 1.90 0.87 0.04 88.68 Average: 6 14.54 0.00 2.03 0.70 0.04 82.68 Average: 7 10.37 0.00 1.67 0.74 0.04 87.18