---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-37303 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17G 61G 22% / 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 747 6734 3 8508 14899 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:37:0f:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79629sec preferred_lft 79629sec inet6 fe80::f816:3eff:fe37:fad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:62:3a:a7:ff:48 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::1862:3aff:fea7:ff48/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-37303) 08/13/26 _x86_64_ (4 CPU) 08:00:05 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:00 11.41 0.86 9.98 0.56 76.49 1278.01 1704.30 08:30:01 6.83 0.00 6.48 0.35 0.01 202.14 558.38 08:40:01 20.66 0.74 19.00 0.91 8.84 1662.42 1871.27 08:50:01 34.24 0.03 32.44 1.76 1.84 1886.57 1504.32 09:00:01 10.37 0.00 9.88 0.49 0.00 289.02 289.10 09:10:01 5.14 0.00 4.93 0.20 0.44 150.70 78.23 09:20:01 20.29 0.01 5.35 14.93 0.28 159.12 213783.44 09:30:01 5.06 0.00 4.87 0.18 0.00 160.91 66.01 09:40:01 9.74 0.00 9.30 0.44 0.01 620.04 494.91 09:50:01 7.61 0.00 7.28 0.33 0.00 304.53 376.37 Average: 13.13 0.17 10.95 2.02 8.78 671.17 22072.08 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:00 7244080 15289996 641024 3.92 230924 7653788 1390044 7.98 1957680 6468148 3656 08:30:01 3108328 11164568 4764568 29.10 232456 7662408 5520828 31.69 1964248 10592192 372 08:40:01 3374160 11810936 4116752 25.14 244988 8015472 5001484 28.71 2046072 10230696 3616 08:50:01 2703548 10281660 5646368 34.49 257724 7154616 6386720 36.66 2216752 10728524 400 09:00:01 3751108 11366744 4561928 27.86 259196 7190528 5303816 30.44 2222108 9679168 172 09:10:01 3645500 11282576 4646008 28.38 259844 7211236 5318160 30.53 2223420 9762684 284 09:20:01 2079704 9742984 6184840 37.77 260532 7236740 6864600 39.40 2230296 11327480 520 09:30:01 2173124 9860576 6067168 37.06 261232 7260120 6819208 39.14 2233672 11246364 88 09:40:01 3440076 11261092 4667368 28.51 265284 7382100 5360800 30.77 2241432 9966880 392 09:50:01 2790004 10668056 5259900 32.13 266192 7436752 6006244 34.48 2260392 10586068 716 Average: 3430963 11272919 4655592 28.43 253837 7420376 5397190 30.98 2159607 10058820 1022 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:00 lo 15.13 15.13 9.66 9.66 0.00 0.00 0.00 0.00 08:20:00 ens3 0.61 0.51 0.14 0.11 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 9.71 9.71 5.52 5.52 0.00 0.00 0.00 0.00 08:30:01 ens3 0.83 0.65 0.23 0.17 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 lo 12.11 12.11 9.66 9.66 0.00 0.00 0.00 0.00 08:40:01 ens3 0.77 0.71 0.26 0.21 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 25.58 25.58 16.21 16.21 0.00 0.00 0.00 0.00 08:50:01 ens3 1.65 1.65 0.40 0.35 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 26.78 26.78 12.69 12.69 0.00 0.00 0.00 0.00 09:00:01 ens3 0.91 0.83 0.19 0.17 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 28.43 28.43 10.07 10.07 0.00 0.00 0.00 0.00 09:10:01 ens3 0.47 0.39 0.10 0.08 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 14.53 14.53 7.49 7.49 0.00 0.00 0.00 0.00 09:20:01 ens3 0.62 0.49 0.19 0.13 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 16.45 16.45 9.96 9.96 0.00 0.00 0.00 0.00 09:30:01 ens3 0.60 0.51 0.14 0.10 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 14.49 14.49 7.67 7.67 0.00 0.00 0.00 0.00 09:40:01 ens3 0.73 0.63 0.20 0.17 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 24.69 24.69 10.44 10.44 0.00 0.00 0.00 0.00 09:50:01 ens3 0.76 0.66 0.17 0.13 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.79 18.79 9.94 9.94 0.00 0.00 0.00 0.00 Average: ens3 0.79 0.70 0.20 0.16 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-16g-37303) 08/13/26 _x86_64_ (4 CPU) 08:00:05 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:00 all 19.75 0.00 0.95 0.04 0.09 79.17 08:20:00 0 20.01 0.00 0.99 0.04 0.09 78.87 08:20:00 1 20.40 0.00 1.04 0.09 0.09 78.38 08:20:00 2 19.56 0.00 0.89 0.03 0.09 79.44 08:20:00 3 19.03 0.00 0.88 0.02 0.10 79.98 08:30:01 all 15.26 0.00 0.69 0.06 0.08 83.90 08:30:01 0 15.56 0.00 0.84 0.01 0.08 83.50 08:30:01 1 14.80 0.00 0.71 0.18 0.08 84.23 08:30:01 2 15.05 0.00 0.56 0.02 0.08 84.28 08:30:01 3 15.63 0.00 0.66 0.04 0.09 83.58 08:40:01 all 21.35 0.00 0.95 0.10 0.09 77.51 08:40:01 0 21.02 0.00 0.93 0.04 0.08 77.93 08:40:01 1 22.08 0.00 0.94 0.08 0.09 76.81 08:40:01 2 20.74 0.00 1.01 0.08 0.09 78.09 08:40:01 3 21.57 0.00 0.94 0.18 0.09 77.22 08:50:01 all 56.05 0.00 1.83 0.09 0.13 41.90 08:50:01 0 55.70 0.00 1.82 0.05 0.13 42.30 08:50:01 1 55.65 0.00 1.80 0.19 0.13 42.23 08:50:01 2 56.43 0.00 1.93 0.05 0.12 41.47 08:50:01 3 56.41 0.00 1.76 0.09 0.13 41.61 09:00:01 all 19.78 0.00 0.84 0.03 0.09 79.26 09:00:01 0 19.69 0.00 0.95 0.01 0.09 79.26 09:00:01 1 19.63 0.00 0.82 0.07 0.09 79.39 09:00:01 2 20.29 0.00 0.75 0.02 0.09 78.85 09:00:01 3 19.50 0.00 0.82 0.03 0.09 79.56 09:10:01 all 8.65 0.00 0.41 0.02 0.07 90.85 09:10:01 0 8.57 0.00 0.40 0.03 0.07 90.93 09:10:01 1 8.91 0.00 0.45 0.01 0.08 90.55 09:10:01 2 8.52 0.00 0.40 0.01 0.07 91.00 09:10:01 3 8.59 0.00 0.38 0.03 0.08 90.93 09:20:01 all 9.72 0.00 0.46 0.11 0.08 89.63 09:20:01 0 9.43 0.00 0.49 0.11 0.08 89.89 09:20:01 1 9.86 0.00 0.44 0.11 0.08 89.50 09:20:01 2 9.88 0.00 0.51 0.18 0.08 89.34 09:20:01 3 9.72 0.00 0.38 0.02 0.08 89.80 09:30:01 all 9.90 0.00 0.42 0.02 0.08 89.58 09:30:01 0 9.84 0.00 0.47 0.01 0.08 89.60 09:30:01 1 9.33 0.00 0.43 0.02 0.08 90.14 09:30:01 2 10.31 0.00 0.43 0.03 0.08 89.15 09:30:01 3 10.12 0.00 0.36 0.02 0.08 89.42 09:40:01 all 13.62 0.00 0.60 0.04 0.08 85.67 09:40:01 0 13.70 0.00 0.62 0.06 0.08 85.54 09:40:01 1 13.41 0.00 0.64 0.01 0.09 85.86 09:40:01 2 13.82 0.00 0.49 0.01 0.08 85.60 09:40:01 3 13.54 0.00 0.63 0.07 0.09 85.68 09:50:01 all 15.42 0.00 0.56 0.03 0.08 83.92 09:50:01 0 15.99 0.00 0.59 0.03 0.08 83.31 09:50:01 1 14.89 0.00 0.59 0.02 0.08 84.43 09:50:01 2 15.74 0.00 0.55 0.05 0.08 83.58 09:50:01 3 15.06 0.00 0.50 0.01 0.08 84.34 Average: all 18.95 0.00 0.77 0.05 0.09 80.14 Average: 0 18.95 0.00 0.81 0.04 0.09 80.12 Average: 1 18.90 0.00 0.79 0.08 0.09 80.15 Average: 2 19.04 0.00 0.75 0.05 0.09 80.07 Average: 3 18.91 0.00 0.73 0.05 0.09 80.21