---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22397 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 66G 16% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 689 8934 4 6365 14957 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:dc:42:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.170/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81451sec preferred_lft 81451sec inet6 fe80::f816:3eff:fedc:4237/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:af:64:ff:df:5f 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-4c-4g-22397) 02/26/26 _x86_64_ (4 CPU) 13:06:52 LINUX RESTART (4 CPU) 13:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:05 1.65 0.04 1.60 0.01 1.95 19.70 0.70 13:30:05 1.42 0.01 1.41 0.00 0.04 15.92 0.00 13:40:01 1.35 0.00 1.35 0.00 0.00 15.20 0.00 13:50:03 1.33 0.00 1.33 0.00 0.00 15.17 0.00 14:00:05 20.65 1.34 6.44 12.87 96.15 619.71 242735.68 14:10:01 42.52 3.77 35.44 3.31 188.53 5435.81 5567.45 14:20:05 28.25 0.01 25.39 2.85 0.16 2299.30 9873.85 Average: 13.86 0.73 10.41 2.72 40.80 1199.22 36950.19 13:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:05 13810692 15539244 480260 2.93 53980 1901600 1125860 6.46 192436 2130144 188 13:30:05 13809180 15538476 481028 2.94 54568 1901744 1125860 6.46 193028 2131132 200 13:40:01 13794884 15524760 494508 3.02 55136 1901748 1126052 6.46 193564 2147344 212 13:50:03 13794128 15524796 494472 3.02 55736 1901880 1126180 6.46 194196 2147384 180 14:00:05 13203064 15296540 705600 4.31 76432 2229812 1275408 7.32 302408 2574932 177084 14:10:01 10169160 13557256 2402336 14.67 135412 3385724 2675744 15.36 663200 5173168 30352 14:20:05 8517236 12402612 3553384 21.70 155280 3826520 3611956 20.73 778704 6661172 129248 Average: 12442621 14769098 1230227 7.51 83792 2435575 1723866 9.89 359648 3280754 48209 13:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:05 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 13:20:05 ens3 0.82 0.18 0.21 0.10 0.00 0.00 0.00 0.00 13:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:05 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:30:05 ens3 0.49 0.08 0.06 0.02 0.00 0.00 0.00 0.00 13:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:40:01 ens3 1.11 0.35 0.34 0.90 0.00 0.00 0.00 0.00 13:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 13:50:03 ens3 0.69 0.19 0.20 0.12 0.00 0.00 0.00 0.00 13:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:05 lo 0.15 0.15 0.02 0.02 0.00 0.00 0.00 0.00 14:00:05 ens3 34.04 24.86 208.69 5.69 0.00 0.00 0.00 0.00 14:00:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:01 lo 1520.71 1520.71 1442.52 1442.52 0.00 0.00 0.00 0.00 14:10:01 ens3 111.27 83.78 975.30 14.90 0.00 0.00 0.00 0.00 14:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:05 lo 1244.40 1244.40 1184.72 1184.72 0.00 0.00 0.00 0.00 14:20:05 ens3 21.91 19.27 19.63 6.08 0.00 0.00 0.00 0.00 14:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 394.50 394.50 374.76 374.76 0.00 0.00 0.00 0.00 Average: ens3 24.24 18.32 171.08 3.96 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-4c-4g-22397) 02/26/26 _x86_64_ (4 CPU) 13:06:52 LINUX RESTART (4 CPU) 13:10:01 CPU %user %nice %system %iowait %steal %idle 13:20:05 all 0.12 0.00 0.02 0.01 0.01 99.83 13:20:05 0 0.16 0.00 0.02 0.03 0.01 99.78 13:20:05 1 0.20 0.00 0.03 0.00 0.02 99.74 13:20:05 2 0.09 0.00 0.02 0.00 0.01 99.88 13:20:05 3 0.03 0.00 0.02 0.00 0.01 99.93 13:30:05 all 0.10 0.00 0.02 0.01 0.01 99.85 13:30:05 0 0.04 0.00 0.03 0.04 0.02 99.88 13:30:05 1 0.09 0.00 0.02 0.00 0.01 99.88 13:30:05 2 0.02 0.00 0.03 0.00 0.02 99.93 13:30:05 3 0.26 0.00 0.02 0.00 0.01 99.72 13:40:01 all 0.15 0.00 0.03 0.02 0.01 99.79 13:40:01 0 0.02 0.00 0.02 0.02 0.01 99.93 13:40:01 1 0.30 0.00 0.05 0.03 0.02 99.61 13:40:01 2 0.22 0.00 0.02 0.01 0.01 99.74 13:40:01 3 0.05 0.00 0.05 0.02 0.01 99.88 13:50:03 all 0.23 0.00 0.03 0.04 0.01 99.70 13:50:03 0 0.03 0.00 0.02 0.02 0.02 99.91 13:50:03 1 0.74 0.00 0.03 0.00 0.01 99.21 13:50:03 2 0.11 0.00 0.03 0.11 0.01 99.74 13:50:03 3 0.02 0.00 0.02 0.02 0.01 99.93 14:00:05 all 1.49 0.00 0.17 0.37 0.02 97.95 14:00:05 0 1.92 0.00 0.20 1.20 0.02 96.65 14:00:05 1 0.98 0.00 0.16 0.08 0.03 98.74 14:00:05 2 2.06 0.00 0.20 0.16 0.02 97.56 14:00:05 3 0.98 0.00 0.11 0.04 0.01 98.86 14:10:01 all 66.70 0.00 2.57 0.16 0.10 30.46 14:10:01 0 66.50 0.00 2.52 0.19 0.10 30.68 14:10:01 1 66.11 0.00 2.38 0.15 0.10 31.26 14:10:01 2 67.33 0.00 2.50 0.10 0.10 29.97 14:10:01 3 66.87 0.00 2.89 0.19 0.10 29.94 14:20:05 all 63.17 0.00 2.29 1.52 0.10 32.92 14:20:05 0 63.63 0.00 2.19 2.04 0.10 32.04 14:20:05 1 63.66 0.00 2.29 0.03 0.10 33.92 14:20:05 2 61.96 0.00 2.26 0.21 0.10 35.47 14:20:05 3 63.44 0.00 2.42 3.77 0.10 30.27 Average: all 18.78 0.00 0.73 0.30 0.04 80.14 Average: 0 18.85 0.00 0.71 0.51 0.04 79.89 Average: 1 18.80 0.00 0.70 0.04 0.04 80.41 Average: 2 18.74 0.00 0.72 0.09 0.04 80.41 Average: 3 18.74 0.00 0.79 0.58 0.04 79.86