---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9103 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: 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: 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 18G 60G 23% / 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 706 10584 3 4698 14940 Swap: 1023 2 1021 ---> 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:f6:12:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.81/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79686sec preferred_lft 79686sec inet6 fe80::f816:3eff:fef6:1293/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:72:06:16:36:e6 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-16g-9103) 02/10/26 _x86_64_ (4 CPU) 09:31:16 LINUX RESTART (4 CPU) 09:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:06 78.75 23.12 51.69 3.94 274.21 5425.15 3073.02 10:00:06 10.33 0.11 9.69 0.53 2.91 284.16 427.98 10:10:06 7.39 0.12 6.91 0.36 6.49 237.68 381.52 10:20:06 15.57 0.12 14.70 0.74 13.59 694.85 730.25 10:30:06 31.14 0.15 14.41 16.57 4.48 461.88 210265.31 10:40:06 4.66 0.01 4.46 0.19 0.75 133.89 69.91 10:50:06 4.87 0.01 4.64 0.21 1.13 145.00 319.95 11:00:06 5.07 0.00 4.88 0.18 0.32 152.81 62.99 11:10:06 8.62 0.01 8.20 0.41 0.36 546.04 121.04 11:20:06 8.21 0.02 7.88 0.31 0.91 294.04 133.19 Average: 17.46 2.37 12.75 2.34 30.51 837.56 21558.52 09:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:06 377452 3913856 12015636 73.39 261524 3235428 13309140 76.39 2082548 13305700 544 10:00:06 3228368 6782596 9148432 55.87 262784 3251944 11007644 63.18 2102052 10434068 672 10:10:06 6278936 9857372 6076404 37.11 263804 3275136 6912352 39.68 2109900 7397152 284 10:20:06 10070160 13780420 2155596 13.17 269236 3401444 2868008 16.46 2138644 3580828 120 10:30:06 7696772 11478028 4456724 27.22 273176 3468496 5174492 29.70 2149848 5942212 280 10:40:06 7639364 11438676 4496184 27.46 273636 3486096 5223384 29.98 2151000 5997876 460 10:50:06 6026120 9845368 6088684 37.19 274128 3505536 6788240 38.96 2153204 7606336 288 11:00:06 6088604 9929448 6004400 36.67 274840 3526420 6686500 38.38 2156876 7540116 444 11:10:06 7533776 11497412 4437004 27.10 278644 3641604 5242476 30.09 2165796 6087824 392 11:20:06 6644940 10657780 5276068 32.22 279432 3689828 6032864 34.63 2184832 6954336 268 Average: 6158449 9918096 6015513 36.74 271120 3448193 6924510 39.75 2139470 7484645 375 09:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:06 lo 36.65 36.65 24.10 24.10 0.00 0.00 0.00 0.00 09:50:06 ens3 2.51 2.26 0.77 0.65 0.00 0.00 0.00 0.00 09:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:06 lo 37.70 37.70 14.04 14.04 0.00 0.00 0.00 0.00 10:00:06 ens3 1.06 0.87 0.25 0.20 0.00 0.00 0.00 0.00 10:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:06 lo 10.65 10.65 6.37 6.37 0.00 0.00 0.00 0.00 10:10:06 ens3 0.88 0.45 0.28 0.19 0.00 0.00 0.00 0.00 10:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:06 lo 9.31 9.31 4.65 4.65 0.00 0.00 0.00 0.00 10:20:06 ens3 1.00 0.77 0.29 0.23 0.00 0.00 0.00 0.00 10:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:06 lo 19.18 19.18 10.04 10.04 0.00 0.00 0.00 0.00 10:30:06 ens3 0.79 0.74 0.16 0.14 0.00 0.00 0.00 0.00 10:30:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:06 lo 21.86 21.86 8.93 8.93 0.00 0.00 0.00 0.00 10:40:06 ens3 0.88 0.57 0.24 0.17 0.00 0.00 0.00 0.00 10:40:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:06 lo 19.39 19.39 8.38 8.38 0.00 0.00 0.00 0.00 10:50:06 ens3 0.49 0.32 0.12 0.08 0.00 0.00 0.00 0.00 10:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:06 lo 19.88 19.88 10.71 10.71 0.00 0.00 0.00 0.00 11:00:06 ens3 0.68 0.63 0.14 0.12 0.00 0.00 0.00 0.00 11:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:06 lo 16.52 16.52 9.94 9.94 0.00 0.00 0.00 0.00 11:10:06 ens3 1.21 0.87 0.36 0.28 0.00 0.00 0.00 0.00 11:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:06 lo 25.94 25.94 10.90 10.90 0.00 0.00 0.00 0.00 11:20:06 ens3 0.98 0.72 0.27 0.20 0.00 0.00 0.00 0.00 11:20:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.71 21.71 10.81 10.81 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.82 0.29 0.22 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-16g-9103) 02/10/26 _x86_64_ (4 CPU) 09:31:16 LINUX RESTART (4 CPU) 09:40:06 CPU %user %nice %system %iowait %steal %idle 09:50:06 all 63.80 0.00 2.49 0.14 0.12 33.46 09:50:06 0 64.43 0.00 2.58 0.18 0.12 32.69 09:50:06 1 63.53 0.00 2.32 0.11 0.12 33.92 09:50:06 2 63.26 0.00 2.81 0.18 0.12 33.62 09:50:06 3 63.98 0.00 2.23 0.08 0.12 33.59 10:00:06 all 20.54 0.00 1.00 0.04 0.09 78.33 10:00:06 0 20.89 0.00 0.96 0.02 0.09 78.04 10:00:06 1 20.77 0.00 1.03 0.02 0.09 78.10 10:00:06 2 20.27 0.00 1.00 0.02 0.09 78.63 10:00:06 3 20.24 0.00 1.01 0.10 0.09 78.57 10:10:06 all 15.62 0.00 0.68 0.09 0.07 83.53 10:10:06 0 15.90 0.00 0.66 0.03 0.08 83.32 10:10:06 1 15.44 0.00 0.69 0.05 0.08 83.75 10:10:06 2 15.87 0.00 0.61 0.09 0.07 83.36 10:10:06 3 15.29 0.00 0.77 0.19 0.07 83.68 10:20:06 all 20.76 0.00 0.83 0.06 0.08 78.27 10:20:06 0 20.80 0.00 0.77 0.04 0.08 78.31 10:20:06 1 19.84 0.00 0.87 0.06 0.08 79.15 10:20:06 2 22.03 0.00 0.80 0.01 0.09 77.06 10:20:06 3 20.36 0.00 0.88 0.13 0.08 78.55 10:30:06 all 24.44 0.00 0.80 0.08 0.08 74.60 10:30:06 0 23.71 0.00 0.71 0.04 0.08 75.45 10:30:06 1 24.76 0.00 0.90 0.01 0.08 74.25 10:30:06 2 25.02 0.00 0.81 0.16 0.08 73.93 10:30:06 3 24.26 0.00 0.78 0.11 0.08 74.77 10:40:06 all 8.04 0.00 0.42 1.63 0.07 89.84 10:40:06 0 8.02 0.00 0.46 4.53 0.07 86.92 10:40:06 1 8.23 0.00 0.38 0.04 0.07 91.29 10:40:06 2 7.57 0.00 0.45 1.14 0.07 90.77 10:40:06 3 8.33 0.00 0.39 0.81 0.07 90.40 10:50:06 all 9.37 0.00 0.52 0.05 0.06 90.00 10:50:06 0 9.16 0.00 0.53 0.01 0.06 90.24 10:50:06 1 9.02 0.00 0.57 0.07 0.06 90.28 10:50:06 2 9.64 0.00 0.56 0.01 0.06 89.73 10:50:06 3 9.67 0.00 0.43 0.09 0.06 89.76 11:00:06 all 10.01 0.00 0.45 0.02 0.07 89.45 11:00:06 0 9.93 0.00 0.51 0.02 0.07 89.47 11:00:06 1 9.94 0.00 0.43 0.02 0.08 89.54 11:00:06 2 9.96 0.00 0.43 0.02 0.08 89.51 11:00:06 3 10.21 0.00 0.41 0.05 0.07 89.26 11:10:06 all 12.89 0.00 0.52 0.04 0.07 86.48 11:10:06 0 13.53 0.00 0.60 0.09 0.07 85.70 11:10:06 1 12.37 0.00 0.48 0.02 0.07 87.05 11:10:06 2 13.15 0.00 0.44 0.01 0.07 86.33 11:10:06 3 12.49 0.00 0.54 0.04 0.07 86.86 11:20:06 all 15.51 0.00 0.66 0.03 0.07 83.73 11:20:06 0 15.57 0.00 0.55 0.04 0.07 83.77 11:20:06 1 15.62 0.00 0.69 0.03 0.07 83.58 11:20:06 2 15.85 0.00 0.74 0.03 0.07 83.31 11:20:06 3 15.00 0.00 0.64 0.04 0.07 84.25 Average: all 20.09 0.00 0.84 0.22 0.08 78.77 Average: 0 20.19 0.00 0.83 0.50 0.08 78.40 Average: 1 19.95 0.00 0.84 0.04 0.08 79.09 Average: 2 20.26 0.00 0.87 0.17 0.08 78.63 Average: 3 19.98 0.00 0.81 0.16 0.08 78.97